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# Index: P

-P PORT option: 4.4.1.6. Command line options for mysqladmin (MySQL & mSQL)
<p> HTML tag: 16.1.4.1. HTML basics (Running Linux)
\p command: 17.2. mSQL Utilities (MySQL & mSQL)
P command (sed): 12.5. Alphabetical Summary of sed Commands (Linux in a Nutshell)
pa|patch commands (CVS) (see rdiff command (CVS))
pack( ): 2.5.1. The Perl Data::Dumper Module (Programming the Perl DBI)
  Perl objects and: 2.7.3.2. Packing in Perl objects (Programming the Perl DBI)
  storing data in DBM files: 2.7.3.1. Localized storage and retrieval (Programming the Perl DBI)
package flags: 5.2.3. Package Flags (Linux in a Nutshell)
package managers: 5. Red Hat and Debian Package Managers (Linux in a Nutshell)
packages
  package function, declaring Perl module package: 5.5.4. Custom Module (CGI Programming with Perl)
  in Perl: 5.1.3. Standard and Object-Oriented Syntax (CGI Programming with Perl)
    13.4.2. More Features (Running Linux)
installing with RPM: 7.3. Using RPM (Running Linux)

packaging tools, Debian: 5.2. The Debian Package Manager (Linux in a Nutshell)
packet filtering: 13.4.1. Packet Filtering (Apache: The Definitive Guide)
packets: 15.1.1. TCP/IP Concepts (Running Linux)
packing files (see archiving files; compression)
padding fields, character data types: 10.3.1. Creating a Database (CGI Programming with Perl)
pager, fvwm: 11.2. The fvwm Window Manager (Running Linux)
Pager module, fvwm2: 17.3. A Modular Approach (Linux in a Nutshell)
  multiple desktops, specifying: 17.9. Having Multiple Desktops (Linux in a Nutshell)
pages
  blank printed: 8.4.14. Printer System Troubleshooting (Running Linux)
  document, Ghostview and: 11.4.8. Ghostview: Displaying PostScript (Running Linux)
  length of: 8.4.5.3. The rest of the printcap variables (Running Linux)
  size (Ghostview): 11.4.8. Ghostview: Displaying PostScript (Running Linux)
  Web (see World Wide Web)
palloc( ): 14.6.1. Pool Functions (Apache: The Definitive Guide)
PAM (Pluggable Authentication Methods): 5.7.3. PAM and Other Authentication Methods (Running Linux)
Pam_mysql: 4.5.2.5. Miscellaneous (MySQL & mSQL)
panel, KDE (see KDE, panel)
Panel menu, GNOME: 15.2.1. Additional Panels (Linux in a Nutshell)
  15.3. The Main Menu (Linux in a Nutshell)
panels, GNOME (see GNOME, panels)
PAP (Password Authentication Protocol): 15.2.1.3.5. PAP and CHAP (Running Linux)
paragraphs, Emacs and: 10.3.4. Paragraphs and Regions (Linux in a Nutshell)
  10.3.13. Indentation Commands (Linux in a Nutshell)
parallel port support: 7.4.2. Building the Kernel (Running Linux)
param method: 5.2.2. Accessing Parameters (CGI Programming with Perl)
  6.3.1. Syntax (CGI Programming with Perl)
  file upload element, using as file handle: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
  index keywords, retrieving: 5.2.2.3. Index queries (CGI Programming with Perl)
  uploaded files, accessing names of: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
parameter files, Loadlin: 4.3.1. Using a Parameter File (Linux in a Nutshell)
parameters (see bind values)
  boot: 4.3. Loadlin: Booting from MS-DOS (Linux in a Nutshell)
    4.5. Boot-time Kernel Options (Linux in a Nutshell)
  clearing all: 5.2.2.1. Modifying parameters (CGI Programming with Perl)
  cookies: 11.3.1. Setting Cookies (CGI Programming with Perl)
    restrictions applying to: 11.3.1. Setting Cookies (CGI Programming with Perl)
  disk: 4.2.1.1. Global options (Linux in a Nutshell)
  email addresses, passing through shells as: 9.1.1. Mailers and Shells (CGI Programming with Perl)
  exporting to namespaces: 5.2.3. Exporting Parameters to a Namespace (CGI Programming with Perl)
  forms
    capturing to offline file: 15.3.3. Running Scripts from the Command Line (CGI Programming with Perl)
    CGI.pm module, prompting for: 15.3.3. Running Scripts from the Command Line (CGI Programming with Perl)
    passing as arguments to CGI scripts: 15.3.3. Running Scripts from the Command Line (CGI Programming with Perl)
  looping as conditions: 6.3.1.2. Conditionals (CGI Programming with Perl)
  modifying within CGI script: 5.2.2.1. Modifying parameters (CGI Programming with Perl)
  passing without equal sign (=): 4.3. Decoding Form Input (CGI Programming with Perl)
parent processes: 8.2.4. fork and exec (CGI Programming with Perl)
parentheses ( ) after XML element names: 14.3. Document Type Definition (CGI Programming with Perl)
parse_form_data (example script): 4.3. Decoding Form Input (CGI Programming with Perl)
parseHTTPdate( ): 14.6.10. Time and Date Functions (Apache: The Definitive Guide)
parsers
  HTML static documents: 6.3. HTML::Template (CGI Programming with Perl)
  XML
    different ways of parsing: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
    syntax, simplicity of: 14.2. An Introduction to XML (CGI Programming with Perl)
    validation rules, separating from: 14.3. Document Type Definition (CGI Programming with Perl)
    writing: 14.4. Writing an XML Parser (CGI Programming with Perl)
    XML::Parser: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
    XML::Parser module: 14.3. Document Type Definition (CGI Programming with Perl)
parse_str( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
parsing
  CGI output with SSI: 6.2. Server Side Includes (CGI Programming with Perl)
  cookies with CGI.pm: 11.3.1. Setting Cookies (CGI Programming with Perl)
  HTML documents: 14.2. An Introduction to XML (CGI Programming with Perl)
    inserting identifiers, code for: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
    for links: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
    for Perl code: 6.4. Embperl (CGI Programming with Perl)
  URL encoding: 2.1.3. URL Encoding (CGI Programming with Perl)
  XML documents
    tag and: 14.3. Document Type Definition (CGI Programming with Perl)
    without DTDs: 14.3. Document Type Definition (CGI Programming with Perl)
parsing headers: 15.3.11. Header Parser (Apache: The Definitive Guide)
parsing paths and URLs: 14.6.12. Path, Filename, and URL Manipulation Functions (Apache: The Definitive Guide)
partial headers: 3.3.1. Partial Headers (CGI Programming with Perl)
  Location header: 3.3.1.2. Forwarding to another URL (CGI Programming with Perl)
  Status header: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
partition= option (LILO): G.1. Global Options (Running Linux)
partition table: 2.2.2. Repartitioning Concepts (Running Linux)
partitioning disks: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
partitions/filesystems: 1.4.2. A Bag of Features (Running Linux)
  2.2.2. Repartitioning Concepts (Running Linux)
  2.2.3. Linux Partition Requirements (Running Linux)
  3.3.2.3. Problems with SCSI controllers and devices (Running Linux)
  building kernel and: 7.4.2. Building the Kernel (Running Linux)
  creating: 3.1.5. Creating the Filesystems (Running Linux)
  creating with fdisk (see fdisk utility)
  /etc/fstab file: 3.2.3. Editing /etc/fstab (Running Linux)
  filesystems on partitions: 6.1.4. Creating Filesystems (Running Linux)
  on hard-disk partitions: 6.1.4. Creating Filesystems (Running Linux)
  Linux requirements: 2.2.3. Linux Partition Requirements (Running Linux)
  Linux/m86k: E.4.2. Partitioning and Filesystems (Running Linux)
  LinuxPPC on Macintosh: D.3.1. Getting the Mac Ready for Linux (Running Linux)
  Linux/SPARC systems: F.3.3. Partitioning Disks (Running Linux)
  managing: 6.1. Managing Filesystems (Running Linux)
  mounting: 3.1.1. Booting Linux (Running Linux)
    6.1.2. Mounting Filesystems (Running Linux)
    15.4.1. Configuring NFS (Running Linux)
    automatically: 6.1.3. Automounting Devices (Running Linux)
  names for: 3.1.2. Drives and Partitions Under Linux (Running Linux)
  NFS (see NFS)
  repairing: 6.1.5. Checking and Repairing Filesystems (Running Linux)
    8.6.1. Repairing Filesystems (Running Linux)
  repartitioning: 2.2.4. Repartitioning Your Drives (Running Linux)
  swap: 6.2.1. Creating Swap Space (Running Linux)
  swap partitions: 2.2.3. Linux Partition Requirements (Running Linux)
    3.1.3. Creating Linux Partitions (Running Linux)
    3.1.4. Creating Swap Space (Running Linux)
    LinuxPPC installation: D.3.2. Partitioning the Hard Disk (Running Linux)
    MS-DOS emulators: 12.2.1. DOS Emulators: Dosemu and xdos (Running Linux)
    Wine emulator: 12.2.4. Windows Emulation: Wine (Running Linux)
  types of: 6.1. Managing Filesystems (Running Linux)
    6.1.1. Filesystem Types (Running Linux)
  unmounting: 6.1.2. Mounting Filesystems (Running Linux)
  virtual: 6.1.1. Filesystem Types (Running Linux)
  Windows paritions (shares)
    serving: 12.1.3. Using Samba to Serve SMB Shares (Running Linux)
  Windows partitions (shares): 12.1.2. Using Samba to Mount Directories from Windows Systems on Your Network (Running Linux)
    mounting: 12.1.1. Mounting DOS, VFAT, and NTFS Partitions (Running Linux)
    MTools for DOS partitions: 12.1.4. Utilities for Accessing DOS Filesystems: MTools (Running Linux)
    sharing files with Linux: 12.1. Sharing Files (Running Linux)
    sharing programs with Linux: 12.2. Sharing Programs (Running Linux)
pas16= parameter (linux): 3.1.1. Booting Linux (Running Linux)
Pascal language: 13.7. Other Languages (Running Linux)
PassEnv directive: 4.6.3. PassEnv (Apache: The Definitive Guide)
passwd command: 3.2.1. Creating a User Account (Running Linux)
  4.2. Setting a Password (Running Linux)
  5.7.5. Creating Accounts (Running Linux)
  5.7.7. Modifying User Accounts (Running Linux)
passwd file: 3.2.1. Creating a User Account (Running Linux)
  5.7.1. The passwd File (Running Linux)
  8.6.2. Accessing Damaged Files (Running Linux)
passwd file (CVS): 14.3.3.11. The passwd file (Linux in a Nutshell)
PASSWORD( ) function: 15.1. MySQL SQL (MySQL & mSQL)
$password argument: A.3.1. DBI Class Methods (Programming the Perl DBI)
Password Authentication Protocol (PAP): 15.2.1.3.5. PAP and CHAP (Running Linux)
password NEWPASSWORD command: 4.4.1.6. Command line options for mysqladmin (MySQL & mSQL)
password= option (LILO): G.1. Global Options (Running Linux)
  G.2. Image Options (Running Linux)
password password command: 17.1. MySQL Utilities (MySQL & mSQL)
password server (CVS) (see pserver)
password-stealing example: 9.4.2. Security (MySQL & mSQL)
passwords: 2.4.2.10. WWW-Authenticate (CGI Programming with Perl)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.3.4.3. Problems logging in (Running Linux)
  4.1. Logging In (Running Linux)
  4.1. Logging In (Running Linux)
  5.7.1. The passwd File (Running Linux)
  401 status code responses, asking for: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
  anonymous access: 5.8. Anonymous Access (Apache: The Definitive Guide)
  attributes, password fields: 4.2.3.2. Password fields (CGI Programming with Perl)
  checking (see authentication)
  DBM files for: 5.5.1. DBM Files on Unix (Apache: The Definitive Guide)
  encrypted, in user file: 2.3.2.4. Authorization (CGI Programming with Perl)
  GET requests, including for: 4.2.3.2. Password fields (CGI Programming with Perl)
  group: 5.7.4. The Group File (Running Linux)
  Password element: 7.2.1.1. Validating elements (CGI Programming with Perl)
  password fields, representing with characters: 4.2.3.2. Password fields (CGI Programming with Perl)
  root: 5.1. Running the System (Running Linux)
  shadow passwords: 5.7.2. Shadow Passwords (Running Linux)
  Unix systems: 5.3. Passwords Under Unix (Apache: The Definitive Guide)
  Win32 systems: 5.4. Passwords Under Win32 (Apache: The Definitive Guide)
  Windows partitions (shares): 12.1.2. Using Samba to Mount Directories from Windows Systems on Your Network (Running Linux)
  Windows services: 12.1.3.2. Configuring Samba (Running Linux)
paste command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
pasting text: 11.4.3. Cutting and Pasting Selections (Running Linux)
  11.4.7. Emacs (Running Linux)
patch command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  7.4.1.2. Applying patches (Running Linux)
  14.2.9. Patching Files (Running Linux)
patches: 7.4.1. Obtaining Kernel Sources (Running Linux)
  (see also upgrading)
  applying: 7.4.1.2. Applying patches (Running Linux)
patches, kernel: 7.4.1. Obtaining Kernel Sources (Running Linux)
patching files: 14.2.9. Patching Files (Running Linux)
patents: 13.5.1. Patent Rights (Apache: The Definitive Guide)
path: 4.10. What Is a Command? (Running Linux)
  current working directory: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  for man pages: 4.12. Manual Pages (Running Linux)
  include: 13.1.7. More Fun with Libraries (Running Linux)
  man page: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
PATH environment variable: 9.4.2. Security (MySQL & mSQL)
$PATH environment variable (CVS): 14.4.2. Configuring CVS (Linux in a Nutshell)
PATH_APPLET environment variable: 13.6.4. Executing Java Programs Like Ordinary Programs (Running Linux)
pathchk command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
PATH_INFO environment variable: 9.3. The CGI Specification (MySQL & mSQL)
PATH_JAVA environment variable: 13.6.4. Executing Java Programs Like Ordinary Programs (Running Linux)
pathnames: 0.3.3. Pathnames (Apache: The Definitive Guide)
  1.4. What the Client Does (Apache: The Definitive Guide)
  API functions for: 14.6.12. Path, Filename, and URL Manipulation Functions (Apache: The Definitive Guide)
paths: 3.4.7. ServerPath (Apache: The Definitive Guide)
  cgi in URL: 1.4.1.1. Configuring by directory (CGI Programming with Perl)
  default, Apache installation: 1.4. Web Server Configuration (CGI Programming with Perl)
  filenames, varying delimiters among operating systems: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
  filesystem, providing for files included in templates: 6.3.1.3. Including other files (CGI Programming with Perl)
  full, creating to files: 12.2. Searching One by One, Take Two (CGI Programming with Perl)
  full vs. relative in relative URLs: 2.1.2. Absolute and Relative URLs (CGI Programming with Perl)
  index: 12.3.1. Search Application (CGI Programming with Perl)
    default: 12.3. Inverted Index Search (CGI Programming with Perl)
    specifying to: 12.3. Inverted Index Search (CGI Programming with Perl)
  invalid, to interpreted scripting languages: 15.1.2. The Pound-Bang (CGI Programming with Perl)
  to sendmail program from procmail: 9.7.1. Autoreply from nobody (CGI Programming with Perl)
  URLs: 2.1.1. Elements of a URL (CGI Programming with Perl)
    12.3.1. Search Application (CGI Programming with Perl)
    extra information, maintaining state with: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
    for CGI scripts: 2.1.1. Elements of a URL (CGI Programming with Perl)
    passing unique identifiers as extra information: 11. Maintaining State (CGI Programming with Perl)
    protectedNews module (example): 2.3.2.4. Authorization (CGI Programming with Perl)
    relative vs. full: 2.1.2. Absolute and Relative URLs (CGI Programming with Perl)
  virtual paths: 1.4.1.1. Configuring by directory (CGI Programming with Perl)
  Windows system files, browser handling of: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
PATH_TRANSLATED environment variable: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
pattern addressing (sed): 12.3.1. Pattern Addressing (Linux in a Nutshell)
pattern-matching: 7.4.1. Variable Substitution (Linux in a Nutshell)
  9. Pattern Matching (Linux in a Nutshell)
  bash operators for: 7.4.1. Variable Substitution (Linux in a Nutshell)
  gawk language and: 13.3.1. Patterns (Linux in a Nutshell)
patterns
  filename (see filename patterns)
  rules for (make): 13.2.4. Suffix Rules and Pattern Rules (Running Linux)
  search and replace (vi): 9.1.10. Global Searching and Replacing (Running Linux)
  searching and replace (Emacs): 9.2.5. Searching and Replacing (Running Linux)
p2c translator: 13.7. Other Languages (Running Linux)
pcalloc( ): 14.6.1. Pool Functions (Apache: The Definitive Guide)
#PCDATA: 14.3. Document Type Definition (CGI Programming with Perl)
PCI-bus devices: 7.4.2. Building the Kernel (Running Linux)
pclose( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
pclosef( ): 14.6.5. File and Socket Functions (Apache: The Definitive Guide)
PCMCIA sockets, controlling: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
PCMCIA Tools package: 1.9. Hardware Requirements (Running Linux)
pcomm package: H.5. Other Interesting Packages (Running Linux)
PDF (Portable Document Format): 13.1.4. PDF (CGI Programming with Perl)
  Image::Magick module, support for: 13.5.3. PDF and PostScript Support (CGI Programming with Perl)
pdisk utility: D.3.2. Partitioning the Hard Disk (Running Linux)
PDK (Perl Development Kit), obtaining from ActiveState web site: 15.3.5.3. ActiveState Perl debugger (CGI Programming with Perl)
PDL (page description language): 8.4.3. Choosing Printer Software (Running Linux)
peformance, Perl CGI programs
  Perl techniques for improving
    localizing variables with my: 17.1.3. Localize Variables with my (CGI Programming with Perl)
    SelfLoader module, using: 17.1.6. SelfLoader (CGI Programming with Perl)
    shell, avoiding: 17.1.8. Avoid the Shell (CGI Programming with Perl)
    slurping, avoiding: 17.1.4. Avoid Slurping (CGI Programming with Perl)
    undef vs. ( ): 17.1.5. undef Versus ( ) (CGI Programming with Perl)
pending jobs (see jobs)
per-directory configuration: 14.3. Per-Directory Configuration (Apache: The Definitive Guide)
  15.3.2. Create Per-Directory Config Structure (Apache: The Definitive Guide)
  15.3.4. Per-Directory Merger (Apache: The Definitive Guide)
per-request information: 14.4. Per-Request Information (Apache: The Definitive Guide)
per-server configuration: 14.2. Per-Server Configuration (Apache: The Definitive Guide)
  15.3.1. Create Per-Server Config Structure (Apache: The Definitive Guide)
  15.3.3. Per-Server Merger (Apache: The Definitive Guide)
% for job numbers: 4.11. Putting a Command in the Background (Running Linux)
percent sign (%)
  hashes, use of: 12.3.1. Search Application (CGI Programming with Perl)
    14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
  URL-encoded characters: 4.1. Sending Data to the Server (CGI Programming with Perl)
    decoding: 4.3. Decoding Form Input (CGI Programming with Perl)
    representing: 2.1.3. URL Encoding (CGI Programming with Perl)
percent sign (%) for job numbers: 4.11. Putting a Command in the Background (Running Linux)
performance: 0.1. Why People Like Linux (Running Linux)
  AlphaLinux installation: C.7.2. Performance and Library Tuning (Running Linux)
  caching: 9.2. Caching (Apache: The Definitive Guide)
  CPU load: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  graphing system load average: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  improving CGI programs: 12.4. Faster CGI Programs (Apache: The Definitive Guide)
  Java programs: 13.6.1. The Promise of Java, or Why You Might Want to Use Java (Running Linux)
  PK encryption: 13.3. Binary Signatures, Virtual Cash (Apache: The Definitive Guide)
  printer: 8.4.13. Printer Optimization (Running Linux)
  rating tools: 14.2.2. Profiling and Performance Tools (Running Linux)
  setting keyboard repeat speed: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  throttling connections: 12.8. Throttling Connections (Apache: The Definitive Guide)
performance and temporary files, named vs. anonymous: 10.1.3.2. Named temporary files (CGI Programming with Perl)
performance, Perl CGI programs
  Perl techniques for improving: 17.1. Basic Perl Tips, Top Ten (CGI Programming with Perl)
    autouse feature: 17.1.7. autouse (CGI Programming with Perl)
    benchmarking code: 17.1.1. Benchmark Your Code (CGI Programming with Perl)
    benchmarking modules: 17.1.2. Benchmark Modules, Too (CGI Programming with Perl)
    existing solutions, finding: 17.1.9. Find Existing Solutions for Your Problems (CGI Programming with Perl)
    regular expressions, using: 17.1.10. Regular Expressions (CGI Programming with Perl)
period (.) or dash (-), starting filenames with: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
  5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
PERIOD_ADD( ) function: 15.1. MySQL SQL (MySQL & mSQL)
PERIOD_DIFF( ) function: 15.1. MySQL SQL (MySQL & mSQL)
Perl: 1.2. Perl (Programming the Perl DBI)
  accepting input in: 9.3.4. Accepting Input in Perl (MySQL & mSQL)
  ActiveState version: B.1. Acquiring the DBI and Drivers (Programming the Perl DBI)
  using ADO: 7.8. And What About ADO? (Programming the Perl DBI)
  advantages: 10. Perl (MySQL & mSQL)
  binding variables to output columns: 5.4. Binding Output Columns (Programming the Perl DBI)
  database proxying: 8.2. Database Proxying (Programming the Perl DBI)
  datatypes, retrieving data using: 5.1.3. Fetching Data (Programming the Perl DBI)
  DBD::ODBC and ODBC: 7.4. ODBC from Perl (Programming the Perl DBI)
  DBI shell program (dbish): 8.1. dbish--The DBI Shell (Programming the Perl DBI)
  delete operator: 2.7.4. Deleting Values (Programming the Perl DBI)
  embedded: 12.4. Embedded Perl (MySQL & mSQL)
  garbage collector: 5.1.5. Deallocating Statement Handles (Programming the Perl DBI)
  language: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  modules, extending functionality of: 1.2. Perl (Programming the Perl DBI)
  mSQL and: 5.6.2.4. Programming interfaces (MySQL & mSQL)
  Msql.pm module: 10.3. Msql.pm (MySQL & mSQL)
  Net::Daemon module: 8.2.1.1. Setting up a proxy server (Programming the Perl DBI)
    8.2.2. Advanced Topics (Programming the Perl DBI)
  Perl 5: 21.1. Installation (MySQL & mSQL)
  PIRPC module: 8.2.1.1. Setting up a proxy server (Programming the Perl DBI)
    8.2.2. Advanced Topics (Programming the Perl DBI)
  scripts: 5.2.4. Scripts (Linux in a Nutshell)
    9.3.1. Environment Variables (MySQL & mSQL)
  signal handling: A.8.2. Signal Handling and Canceling Operations (Programming the Perl DBI)
  string-handling capabilities: 5.1.1.1. Constructing "on-the-fly" statements (Programming the Perl DBI)
    5.3.1. Bind Values Versus Interpolated Statements (Programming the Perl DBI)
  using threads: A.8.1. Threads and Thread Safety (Programming the Perl DBI)
  web links: A.9.5. Assorted Related WWW Links (Programming the Perl DBI)
  Win32::ODBC and ODBC: 7.4. ODBC from Perl (Programming the Perl DBI)
Perl binary: 4.5. MySQL Utilities (MySQL & mSQL)
Perl Database Interface (see DBI)
perl interpreter: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
  (see also interpreters)
  embedding within web server: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
Perl language: 13.4. Using Perl (Running Linux)
  aliases for imported symbols: 5.1.3. Standard and Object-Oriented Syntax (CGI Programming with Perl)
  buffering output to STDOUT for web server: 3.1.1.2. STDOUT (CGI Programming with Perl)
  capitalization conventions: 16.2. Coding Guidelines (CGI Programming with Perl)
  CGI (see CGI programs, CGI)
  chr function, converting hexadecimal values to characters: 2.1.3. URL Encoding (CGI Programming with Perl)
  coding techniques, avoiding bugs with: 15.2. Perl Coding Techniques (CGI Programming with Perl)
    binmode, use of: 15.2.7. Use binmode (CGI Programming with Perl)
    checking status of system calls: 15.2.2. Check Status of System Calls (CGI Programming with Perl)
    file locking: 15.2.5. File Locking (CGI Programming with Perl)
    strict module, using: 15.2.1. Use strict (CGI Programming with Perl)
    unbuffering output stream: 15.2.6. Unbuffer Output Stream (CGI Programming with Perl)
    using with Tk via Tk.pm: 15.3.5.2. ptkdb (CGI Programming with Perl)
  commands in Embperl documents, surrounding with brackets: 6.4.2.1. Embperl code blocks (CGI Programming with Perl)
  data structures
    printing with Data::Dumper module: 15.3.4. Dumping Variables (CGI Programming with Perl)
    related URLs and subsequent related URLs: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
  data types (see data types)
  DBI, using with: 10.4. DBI (CGI Programming with Perl)
  DBM files, storing as objects in: 10.2.2. MLDBM (CGI Programming with Perl)
  debugger: 15.3.5. Debuggers (CGI Programming with Perl)
    15.3.5.3. ActiveState Perl debugger (CGI Programming with Perl)
    (see also debugging)
    ActiveState debugger: 15.3.5.3. ActiveState Perl debugger (CGI Programming with Perl)
    documentation for: 15.3.5.1. The Perl debugger (CGI Programming with Perl)
  default input record separator ($/): 12.3. Inverted Index Search (CGI Programming with Perl)
  embedding within Apache web server: 17.3. mod_perl (CGI Programming with Perl)
  Embperl module, shifting Perl code into HTML documents: 6.4. Embperl (CGI Programming with Perl)
  end-of-line characters, translating to \n: 5.2.4. File Uploads with CGI.pm (CGI Programming with Perl)
  FastCGI and: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
  forking: 8.2.3. Security Strategies (CGI Programming with Perl)
  functions vs. methods: 5.1.3. Standard and Object-Oriented Syntax (CGI Programming with Perl)
  grep function: 12.2. Searching One by One, Take Two (CGI Programming with Perl)
  here documents: 5.4.2. Here Documents (CGI Programming with Perl)
  libraries, storing in site_perl directory: 5.5.4. Custom Module (CGI Programming with Perl)
  linefeeds and carriage returns on different operating systems: 3.3.1.1. Outputting documents (CGI Programming with Perl)
  list vs. scalar context: 2.4.2.4. Date (CGI Programming with Perl)
  mailers: 9.6. Perl Mailers (CGI Programming with Perl)
  modules: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
    B. Perl Modules (CGI Programming with Perl)
    Apache::ASP: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
    CGIBook::UserTracker: 11.1. Query Strings and Extra Path Information (CGI Programming with Perl)
    creating your own: 5.5.4. Custom Module (CGI Programming with Perl)
    HTML::Mason module: 6.5. Mason (CGI Programming with Perl)
    LWP module: 8.2.5. Trusting the Browser (CGI Programming with Perl)
    open source: 1.3.1. Why Perl? (CGI Programming with Perl)
    standard Perl script vs.: 5.5.4. Custom Module (CGI Programming with Perl)
    WDDX.pm: 7.3.1. WDDX (CGI Programming with Perl)
    XML::Parser: 14.3. Document Type Definition (CGI Programming with Perl)
  newsgroups: A.6. Newsgroups (CGI Programming with Perl)
  packages: 5.1.3. Standard and Object-Oriented Syntax (CGI Programming with Perl)
  performance of CGI scripts, improving: 17.1. Basic Perl Tips, Top Ten (CGI Programming with Perl)
    autouse feature: 17.1.7. autouse (CGI Programming with Perl)
    benchmarking: 17.1.1. Benchmark Your Code (CGI Programming with Perl)
    existing solutions, finding: 17.1.9. Find Existing Solutions for Your Problems (CGI Programming with Perl)
    localizing variables with my: 17.1.3. Localize Variables with my (CGI Programming with Perl)
    regular expressions, using: 17.1.10. Regular Expressions (CGI Programming with Perl)
    SelfLoader module, using: 17.1.6. SelfLoader (CGI Programming with Perl)
    shell, avoiding: 17.1.8. Avoid the Shell (CGI Programming with Perl)
    slurping, avoiding: 17.1.4. Avoid Slurping (CGI Programming with Perl)
    undef vs. ( ): 17.1.5. undef Versus ( ) (CGI Programming with Perl)
  pipes to external programs: 8.2.2. User Input and the Shell (CGI Programming with Perl)
  PPM (Perl Package Manager): 10.4.1. Using DBI (CGI Programming with Perl)
  printing, STDOUT and: 1.2. Introduction to CGI (CGI Programming with Perl)
  qq// operator: 5.4.2. Here Documents (CGI Programming with Perl)
  quotemeta function: 12.2. Searching One by One, Take Two (CGI Programming with Perl)
  scalar representations of array references: 4.3. Decoding Form Input (CGI Programming with Perl)
  STDERR, not buffering: 3.1.1.3. STDERR (CGI Programming with Perl)
  storage locations, different operating systems: 15.1.2. The Pound-Bang (CGI Programming with Perl)
  syntax errors, checking with -wc switch: 15.1.4. "Malformed" Header (CGI Programming with Perl)
  taint mode: 8.4. Perl's Taint Mode (CGI Programming with Perl)
    common problems with: 8.4.5. Common Problems with Taint Mode (CGI Programming with Perl)
    data monitored by: 8.4.2. What Is Monitored by Taint Mode (CGI Programming with Perl)
    how it works: 8.4.1. How Taint Works (CGI Programming with Perl)
    reasons for using: 8.4.4. Why Use Taint Mode? (CGI Programming with Perl)
    removing taint: 8.4.3. How Taintedness Is Removed (CGI Programming with Perl)
  text files (see text files)
  tie mechanism: 10.1.1.1. flock (CGI Programming with Perl)
  turning on warnings and taint checking: 1.2.1. Sample CGI (CGI Programming with Perl)
  underscore (_), use in: 16.2. Coding Guidelines (CGI Programming with Perl)
  version, getting with -v flag: 15.1.2. The Pound-Bang (CGI Programming with Perl)
  XML::Parser library, online information: 14.5. CGI Gateway to XML Middleware (CGI Programming with Perl)
perldoc DBI command: A. DBI Specification (Programming the Perl DBI)
perldoc (documentation viewer): B.2. perldoc (CGI Programming with Perl)
PerlEx module: 17. Efficiency and Optimization (CGI Programming with Perl)
PerlMagick module (see Image::Magick module: 13.5. PerlMagick (CGI Programming with Perl)
permanent moves, URLs of requested resources: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
"permission denied" error: 3.3.3. Problems Installing the Software (Running Linux)
  3.3.4.4. Problems using the system (Running Linux)
  6.1.2. Mounting Filesystems (Running Linux)
permissions: 3.3.4.4. Problems using the system (Running Linux)
  4.13. File Ownership and Permissions (Running Linux)
  applications, CGI errors and: 15.1.1. Application Permissions (CGI Programming with Perl)
  CGI programs
    checking: 15.1.1. Application Permissions (CGI Programming with Perl)
    configuring web server to set: 3.1. The CGI Environment (CGI Programming with Perl)
    execute, turning offf: 1.4.1.2. Configuring by extension (CGI Programming with Perl)
    forbidden (403 status code): 3.3.1.3. Specifying status codes (CGI Programming with Perl)
  denied during booting: 3.3.1. Problems with Booting the Installation Media (Running Linux)
  device: 6.3. Device Files (Running Linux)
  email users, security risks of: 9.1.2. False Identities (CGI Programming with Perl)
  files
    changing with chmod command: 15.1.1. Application Permissions (CGI Programming with Perl)
    data storage: 8.5.3. File Permissions (CGI Programming with Perl)
    server running as user: 10.1.2. Write Permissions (CGI Programming with Perl)
  filesystems as read-only: 6.1.2. Mounting Filesystems (Running Linux)
  hash files, read/write: 10.2.1. DB_File (CGI Programming with Perl)
  print services: 8.4.10.2. File, directory, and utility privileges (Running Linux)
    8.4.14. Printer System Troubleshooting (Running Linux)
  text files, writing to: 10.1.2. Write Permissions (CGI Programming with Perl)
  Windows files: 12.1.3.2. Configuring Samba (Running Linux)
permissions, file
  changing: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  file ownership: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  groups: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
    3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  octal numbers for: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
permissions (Unix): 2.4.4. Unix Permissions (Apache: The Definitive Guide)
  suEXEC utility: 4.7. suEXEC on Unix (Apache: The Definitive Guide)
persistent-state cookies: 5.10.3. CookieLog (Apache: The Definitive Guide)
pfclose( ): 14.6.5. File and Socket Functions (Apache: The Definitive Guide)
pfdopen( ): 14.6.5. File and Socket Functions (Apache: The Definitive Guide)
pfopen( ): 14.6.5. File and Socket Functions (Apache: The Definitive Guide)
Pg (see DBD\\Pg driver)
Philips CD-ROM interfaces: 3.1.1. Booting Linux (Running Linux)
philosophy of Linux: 1.7. Open Source and the Philosophy of Linux (Running Linux)
phone directory interface (consolidated), using CGI middleware: 14. Middleware and XML (CGI Programming with Perl)
phony targets: 13.2.1. What make Does (Running Linux)
PHP: 18.1. PHP (MySQL & mSQL)
  CGI interface: 4.5.2.2. CGI interfaces (MySQL & mSQL)
  quick reference guide: 18.1. PHP (MySQL & mSQL)
  scripting with: 12.3. PHP (MySQL & mSQL)
PHP command: 5.6.2.2. CGI interfaces (MySQL & mSQL)
PHP programming language: 1.3.2. Alternatives to CGI (CGI Programming with Perl)
phpinfo( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
phpversion( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
physical text wrapping: 4.2.5. The <TEXTAREA> Tag (CGI Programming with Perl)
PI( ) function: 15.1. MySQL SQL (MySQL & mSQL)
pid( ) function: 18.2. Lite (MySQL & mSQL)
  18.2. Lite (MySQL & mSQL)
PID, checking for child processes: 15.2.3. Is It Open? (CGI Programming with Perl)
PidFile directive: 3.4.9. PidFile (Apache: The Definitive Guide)
Pid_File variable: 16.2.2.1. general (MySQL & mSQL)
pidof command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
PIDs (process identifiers): 2.4. Setting Up a Unix Server (Apache: The Definitive Guide)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
pie charts
  commute_pie.cgi script: 13.4.2. GD::Graph (CGI Programming with Perl)
  creating with GD::Graph::pie module: 13.4.2. GD::Graph (CGI Programming with Perl)
  three dimensional, creating with GD::Graph::pie3d: 13.4.3. GD::Graph3D (CGI Programming with Perl)
Pike-mysql: 4.5.2.4. Programming interfaces (MySQL & mSQL)
ping( ): A.6.1. Database Handle Methods (Programming the Perl DBI)
ping command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  4.4.1.6. Command line options for mysqladmin (MySQL & mSQL)
  17.1. MySQL Utilities (MySQL & mSQL)
ping function: 21.2. DBI.pm API (MySQL & mSQL)
pinging hosts: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
pinging IP addresses: 2.5. Setting Up a Win32 Server (Apache: The Definitive Guide)
pipe (|): 4.9. Saving Your Output (Running Linux)
piped logs, API functions for: 14.6.21. Piped Log Functions (Apache: The Definitive Guide)
pipes
  email messages through Perl scripts: 9.7.2. Forwarding to Another User (CGI Programming with Perl)
  to external applications: 8.2.1. Calling External Applications (CGI Programming with Perl)
    checking execution within: 15.2.3. Is It Open? (CGI Programming with Perl)
    delimiting files with: 10.1.4. Delimiters (CGI Programming with Perl)
    mail clients: 9.1.1. Mailers and Shells (CGI Programming with Perl)
    replacing with fork: 8.2.4. fork and exec (CGI Programming with Perl)
    security risks: 8.2.2. User Input and the Shell (CGI Programming with Perl)
  opening to fgrep command for reading: 12.1. Searching One by One (CGI Programming with Perl)
  processes, checking status with kill function: 15.2.3. Is It Open? (CGI Programming with Perl)
pixel graphics: 12.1.5. File Translation Utilities (Running Linux)
PixmapPath command (fvwm): 11.2.1. Configuring fvwm (Running Linux)
PK encryption: 13.3. Binary Signatures, Virtual Cash (Apache: The Definitive Guide)
  legal issues: 13.5.2. National Security (Apache: The Definitive Guide)
pl variable (printcap): 8.4.5.3. The rest of the printcap variables (Running Linux)
placeholders (see bind values)
plain buttons: 4.2.3.9. Plain buttons (CGI Programming with Perl)
.plan file: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
platform independence: 13.6.1. The Promise of Java, or Why You Might Want to Use Java (Running Linux)
Plug-and-Play support: 7.4.2. Building the Kernel (Running Linux)
Pluggable Authentication Methods (PAM): 5.7.3. PAM and Other Authentication Methods (Running Linux)
plus sign (+)
  encoding spaces in URLs: 2.1.3. URL Encoding (CGI Programming with Perl)
  keywords, separating in queries: 5.2.2.3. Index queries (CGI Programming with Perl)
  pattern-matching metacharacter: 9.3. Metacharacters (Linux in a Nutshell)
    pattern-matching metacharacter: 9.3. Metacharacters (Linux in a Nutshell)
replacing spaces in URL text: 4.1. Sending Data to the Server (CGI Programming with Perl)
XML elements: 14.3. Document Type Definition (CGI Programming with Perl)
.pm extension (Perl modules): 5.5.4. Custom Module (CGI Programming with Perl)
.pm files: 4.3. Data Source Names (Programming the Perl DBI)
PNG images: 3.4.1. Check the Client Browser (CGI Programming with Perl)
  Chart::PNGgraph: 13.4.2. GD::Graph (CGI Programming with Perl)
  converting to GIF or JPEG: 13.5.2. Converting PNGs to GIFs or JPEGs (CGI Programming with Perl)
  features, added over GIF: 13.1.2. PNG (CGI Programming with Perl)
  generating with GD module: 13.3. Generating PNGs with GD (CGI Programming with Perl)
  linking to HTML pages: 3.4.1. Check the Client Browser (CGI Programming with Perl)
point and line charts combination, creating with GD::Graph::linespoints module: 13.4.2. GD::Graph (CGI Programming with Perl)
point charts, creating with GD::Graph::points module: 13.4.2. GD::Graph (CGI Programming with Perl)
point-sized imagemap hotspots: 7.3.4. HTML File (Apache: The Definitive Guide)
Point-to-Point Protocol (see PPP)
pointer focus model, fvwm2: 17.6. Specifying Click-to-Type Focus (Linux in a Nutshell)
pointer, moving with keystrokes (fvwm2): 17.13.2. Moving the Pointer with Keystrokes (Linux in a Nutshell)
pointers to directories, CGI application organization and: 16.1.2. Use Directories to Organize Your Projects (CGI Programming with Perl)
pointing devices: 1.9.6.1. Mice and other pointing devices (Running Linux)
  3.1.1. Booting Linux (Running Linux)
  Alpha systems and: C.5.5. Mice and Serial Ports (Running Linux)
  LinuxPPC and: D.6.1. Single-Button Mice (Running Linux)
polygonal imagemap hotspots: 7.3.4. HTML File (Apache: The Definitive Guide)
pools: 14.1. Pools (Apache: The Definitive Guide)
  14.6. Functions (Apache: The Definitive Guide)
popd command (bash): 7.7. Built-in Commands (Linux in a Nutshell)
popd command (csh/tcsh): 8.9. Built-in csh and tcsh Commands (Linux in a Nutshell)
popen( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
popenf( ): 14.6.5. File and Socket Functions (Apache: The Definitive Guide)
port address: 15.1.1. TCP/IP Concepts (Running Linux)
port-based virtual hosting: 3.8.4. Port-Based Virtual Hosting (Apache: The Definitive Guide)
Port directive: 3.9.2. Port (Apache: The Definitive Guide)
port numbers: 2.1.1. Elements of a URL (CGI Programming with Perl)
  ommitting in URLs: 2.1.2. Absolute and Relative URLs (CGI Programming with Perl)
httpd: 16.1.3.1. httpd.conf (Running Linux)
portability: 1.4.2. A Bag of Features (Running Linux)
  14.1.2. Maintaining Portability Using Properties Files (MySQL & mSQL)
Portable Network Graphic image format (see PNG images)
ports: 1. Getting Started (Apache: The Definitive Guide)
  1.3. How Does Apache Use TCP/IP? (Apache: The Definitive Guide)
  3.9.2. Port (Apache: The Definitive Guide)
pos( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
position( ) method: 22. JDBC Reference (MySQL & mSQL)
  22. JDBC Reference (MySQL & mSQL)
POSIX character lists: 9.3. Metacharacters (Linux in a Nutshell)
POSIX module: 10.1.3.2. Named temporary files (CGI Programming with Perl)
POST form: 9.3. The CGI Specification (MySQL & mSQL)
POST method: 16.1.5.1. The HTML form document (Running Linux)
  9.3.3. Standard Input (MySQL & mSQL)
POST method (HTTP): 4.1.2. What Is an HTTP Method? (Apache: The Definitive Guide)
post read requests: 15.3.8. Post Read Request (Apache: The Definitive Guide)
POST requests: 2.3.1.4. POST (CGI Programming with Perl)
  300-level status code responses to: 3.3.1.3. Specifying status codes (CGI Programming with Perl)
  Content-length and Content-type fields: 2.3.2.2. Content-Length (CGI Programming with Perl)
  Content-length header, referring to: 3.1.1.1. STDIN (CGI Programming with Perl)
  form data to URLs with keywords: 5.2.2.3. Index queries (CGI Programming with Perl)
  limiting size of: 5.1.1. Denial of Service Attacks (CGI Programming with Perl)
  mailing list form (example): 4.1. Sending Data to the Server (CGI Programming with Perl)
  options, including in: 4.1. Sending Data to the Server (CGI Programming with Perl)
  query strings, accessing from URLs: 4.3. Decoding Form Input (CGI Programming with Perl)
  query strings and: 5.2.2.2. POST and the query string (CGI Programming with Perl)
  query_string method and: 5.2.1.4. query_string (CGI Programming with Perl)
  URL tampering and: 8.2.5. Trusting the Browser (CGI Programming with Perl)
Postgres, requirements: 1.4.1.1. David Hughes (MySQL & mSQL)
PostgreSQL: 7.3. PostgreSQL (MySQL & mSQL)
PostgresSQL (see DBD\\Pg driver)
postmaster: 16.2.1.2. Configuring a Linux-installed smail package (Running Linux)
  16.2.1.5. The mkconfig file (Running Linux)
PostQUEL, compared to Postgres: 1.4.1.1. David Hughes (MySQL & mSQL)
PostScript: 8.4.3. Choosing Printer Software (Running Linux)
  Ghostview and: 11.4.8. Ghostview: Displaying PostScript (Running Linux)
  nenscript and (see nenscript)
  TeX and (see TeX)
PostScript image file format: 13.5.3. PDF and PostScript Support (CGI Programming with Perl)
pound-bang (#!) line: 15.1.2. The Pound-Bang (CGI Programming with Perl)
  -c flag and: 15.3.1. Check Syntax (CGI Programming with Perl)
POVRAY program: 9.4.3. POVRAY (Running Linux)
POW( ) function: 15.1. MySQL SQL (MySQL & mSQL)
power management system, KDE: 16.3.2.6. DPMS (Linux in a Nutshell)
PowerBook trackpads with LinuxPPC: D.6.2. PowerBook Trackpads (Running Linux)
powerd daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
poweroff command: 3.2.4. Shutting Down the System (Running Linux)
PowerPC computers, Linux on: D. LinuxPPC: Installing Linux on PowerPC Computers (Running Linux)
  hardware concerns: D.6. Getting Hardware to Do What You Want It to Do (Running Linux)
  kernel and library concerns: D.2. Kernel and Library Issues (Running Linux)
  preparing to boot: D.3. Preparing to Boot LinuxPPC (Running Linux)
  Red Hat Installer: D.4. Using the Red Hat Installer (Running Linux)
PowerSTACK: D.1.1. Other PowerPC Platforms (Running Linux)
PPM (Perl Package Manager): 10.4.1. Using DBI (CGI Programming with Perl)
  2.7. DBM Files and the BerkeleyDatabase Manager (Programming the Perl DBI)
  8.2.1.1. Setting up a proxy server (Programming the Perl DBI)
  B.1. Acquiring the DBI and Drivers (Programming the Perl DBI)
PPP (Point-to-Point Protocol): 2.3.4.2. Serial-line communication (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  1.5.7. Networking (Running Linux)
  15.1. Networking with TCP/IP (Running Linux)
  15.1.2. Hardware Requirements (Running Linux)
  configuring DNS: 15.2.1.3.3. Configuring DNS (Running Linux)
  dial-up: 15.2. Dial-up PPP (Running Linux)
  over ISDN: 15.3. PPP over ISDN (Running Linux)
    configuring ISDN hardware: 15.3.1. Configuring Your ISDN Hardware (Running Linux)
    synchronous PPP: 15.3.2. Setting Up Synchronous PPP (Running Linux)
    troubleshooting: 15.3.3. And If It Does Not Work? (Running Linux)
  troubleshooting configuration: 15.2.1.3.4. Troubleshooting PPP Configuration (Running Linux)
pppd daemon: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  15.2.1.1. Requirements (Running Linux)
  15.2.1.3.2. Starting up pppd (Running Linux)
pr command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
Pragma: no-cache header: 3.4.3. Restricting Image Hijacking (CGI Programming with Perl)
pragmas
  coding style guide, covering in: 16.2. Coding Guidelines (CGI Programming with Perl)
  depending on variable scope, Embperl module: 6.4.2.2. Variable scope (CGI Programming with Perl)
praliases command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
<pre> HTML tag: 16.1.4.6. More HTML features (Running Linux)
PRECISION statement handle attribute: 6.1.7. Statement Handle Attributes or Statement Metadata (Programming the Perl DBI)
  A.7.2. Statement Handle Attributes (Programming the Perl DBI)
preferences for web document use, storing as cookies: 11.3. Client-Side Cookies (CGI Programming with Perl)
prefix keys, rebinding: 9.2.8. Tailoring Emacs (Running Linux)
prefixes, removing from words: 12.3. Inverted Index Search (CGI Programming with Perl)
preformatted text: 16.1.4.6. More HTML features (Running Linux)
pregcomp( ): 14.6.6. Regular Expression Functions (Apache: The Definitive Guide)
PReP (PowerPC Reference Platform): D.1.1. Other PowerPC Platforms (Running Linux)
prepare( ): 5.1.1. Preparing SQL Statements (Programming the Perl DBI)
  21.2. DBI.pm API (MySQL & mSQL)
  A.6.1. Database Handle Methods (Programming the Perl DBI)
  execute( ) and: 5.1.1. Preparing SQL Statements (Programming the Perl DBI)
  passing SQL query to: 10.4.1.3. Database querying (CGI Programming with Perl)
  tracing DBI execution: 4.6.2. Tracing DBI Execution (Programming the Perl DBI)
  vs. do( ): (Programming the Perl DBI) 5.5. do( ) Versus prepare( )
prepare_cached( ): A.6.1. Database Handle Methods (Programming the Perl DBI)
prepareCall( ) method: 22. JDBC Reference (MySQL & mSQL)
PreparedStatement interface: 22. JDBC Reference (MySQL & mSQL)
prepareStatement( ) method: 22. JDBC Reference (MySQL & mSQL)
prerequisites: 13.2. Makefiles (Running Linux)
prerun fixups to modules: 15.3.16. Prerun Fixups (Apache: The Definitive Guide)
preserve command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
prev( ) function: 18.1. PHP (MySQL & mSQL)
  18.1. PHP (MySQL & mSQL)
previous( ) method: 14.2. Simple Database Access (MySQL & mSQL)
  22. JDBC Reference (MySQL & mSQL)
previous command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
primary keys: 2.7.3.5. Chaining multiple values into a hash (Programming the Perl DBI)
  3.3.3. Queries over Multiple Tables (Programming the Perl DBI)
primary mailer: 16.2.1.4. smail EDITME file (Running Linux)
  16.2.1.5. The mkconfig file (Running Linux)
primary partitions: 2.2.2. Repartitioning Concepts (Running Linux)
print command: 17.1. MySQL Utilities (MySQL & mSQL)
print command (ex): 11.13. Alphabetical Summary of ex Commands (Linux in a Nutshell)
print command (gawk): 13.8. Alphabetical Summary of Commands (Linux in a Nutshell)
print command (gdb): 14.1.1. Tracing a Program (Running Linux)
  14.1.4. Changing and Examining Data (Running Linux)
print spool: 9.5. Printing (Running Linux)
  9.5.1. What Happens to a File After It's Put on the Queue (Running Linux)
print statements
  generating HTML output with: 5.4.1. Lots of print Statements (CGI Programming with Perl)
  here documents: 1.2.1. Sample CGI (CGI Programming with Perl)
printcap file: 8.4. Managing Print Services (Running Linux)
  8.4.5. Setting Up the Printcap File (Running Linux)
  8.4.14. Printer System Troubleshooting (Running Linux)
  9.5. Printing (Running Linux)
  9.5.1. What Happens to a File After It's Put on the Queue (Running Linux)
  12.1.3.2. Configuring Samba (Running Linux)
printComments( ) method: 14.4. A Guest Book Servlet (MySQL & mSQL)
printenv command: 6.2.2. Format (CGI Programming with Perl)
  3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
printenv command (csh/tcsh): 8.9. Built-in csh and tcsh Commands (Linux in a Nutshell)
PRINTER environment variable: 9.5. Printing (Running Linux)
printer ports: 8.4. Managing Print Services (Running Linux)
PrintError attribute: 6.1.4. Common Attributes (Programming the Perl DBI)
  A.5. Attributes Common to All Handles (Programming the Perl DBI)
  connect( ) and: 4.4.1. Connection (Programming the Perl DBI)
    A.3.1. DBI Class Methods (Programming the Perl DBI)
  error checking: 4.5.1.1. Manual error checking (Programming the Perl DBI)
  executing SELECT statements: 5.1.2. Executing Select Statements (Programming the Perl DBI)
  tracing DBI execution: 4.6.2. Tracing DBI Execution
  (Programming the Perl DBI)
printexitvalue variable (csh/tcsh): 8.4.3. Predefined Shell Variables (Linux in a Nutshell)
printf( ) function: 18.2. Lite (MySQL & mSQL)
  18.2. Lite (MySQL & mSQL)
printf command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
printf command (bash): 7.7. Built-in Commands (Linux in a Nutshell)
printf command (gawk): 13.8. Alphabetical Summary of Commands (Linux in a Nutshell)
printing: 2.1.11. Printing
(Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
9.5. Printing (Running Linux)
banner, output as: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
BSD elements: 8.4.10. BSD Print System Elements: Files, Directories, and Utilities
(Running Linux)
doublesided: 8.4.4. Checking Print Utilities
(Running Linux)
Embperl blocks: 6.4.2.1. Embperl code blocks
(CGI Programming with Perl)
environment variable values: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
fax devices: 8.4.4. Checking Print Utilities
(Running Linux)
files to standard output: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
filters (see filters, printing)
from Ghostview: 11.4.8. Ghostview: Displaying PostScript
(Running Linux)
GNOME architecture: B.5.4. The GNOME Printing Architecture
(Running Linux)
hardware for: 1.9.6.4. Printers
(Running Linux)
  8.4.1. Checking Printer Hardware
(Running Linux)
HTTP headers in error handling: 5.5.3. Error Subroutines (CGI Programming with Perl)
image files, determining increments: 3.4.1. Check the Client Browser
(CGI Programming with Perl)
lpd daemon: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
managing: 8.4. Managing Print Services
(Running Linux)
multiple items in lists: 5.3.3. Standard HTML Elements
(CGI Programming with Perl)
nenscript utility: 9.5.2. nenscript
(Running Linux)
Perl data structures with Data::Dumper: 15.3.4. Dumping Variables
(CGI Programming with Perl)
printer names: 8.4.5.2. Printer names
(Running Linux)
queue, status of: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
related URLs: 14.5. CGI Gateway to XML Middleware
(CGI Programming with Perl)
remotely: 8.4.5.3. The rest of the printcap variables
(Running Linux)
service maintenance: 8.4.13. Printer Optimization
(Running Linux)
Set-Cookie header: 11.3.1. Setting Cookies
(CGI Programming with Perl)
software for: 8.4.3. Choosing Printer Software
(Running Linux)
status codes with Status header: 3.3.1.3. Specifying status codes
(CGI Programming with Perl)
to STDOUT: 1.2. Introduction to CGI
(CGI Programming with Perl)
  3.1.1.2. STDOUT
(CGI Programming with Perl)
strings: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
tag: 5.3.3. Standard HTML Elements (CGI Programming with Perl)
test patterns: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
TeX documents: 9.3.1.2. Formatting and printing
(Running Linux)
troubleshooting system: 8.4.14. Printer System Troubleshooting
(Running Linux)
tuning: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
variable values: 15.3.4. Dumping Variables
(CGI Programming with Perl)
printing commands: 1.6.4. Printing
(Linux in a Nutshell)
printing services (Windows): 12.1.3.2. Configuring Samba
(Running Linux)
println( ) method: 22. JDBC Reference
(MySQL & mSQL)
PRIO_MAX, PRIO_MIX variables: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
priority, message: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
priority, process: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
private_* attributes: A.5. Attributes Common to All Handles (Programming the Perl DBI)
/private/usr/lib/smail/config file: 16.2.1.7. smail runtime configuration files
(Running Linux)
Pro Audio Spectrum SCSI interfaces: 3.1.1. Booting Linux
(Running Linux)
/proc filesystem: 3.2.3. Editing /etc/fstab
(Running Linux)
  5.6. The /proc filesystem
(Running Linux)
6.1.1. Filesystem Types (Running Linux)
/proc/dma file: 5.6. The /proc filesystem (Running Linux)
/proc/interrupts file: 5.6. The /proc filesystem
(Running Linux)
/proc/ioports file: 5.6. The /proc filesystem
(Running Linux)
/proc/meminfo file: 5.6. The /proc filesystem
(Running Linux)
PROCEDURE name: 15.1. MySQL SQL
(MySQL & mSQL)
procedures, gawk language and: 13.3.2. Procedures
(Linux in a Nutshell)
process identifier (PID): 8.2.4. fork and exec
(CGI Programming with Perl)
process identifiers (see PIDs
)
processes: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  4.18. Processes
(Running Linux)
API functions for: 14.6.7. Process and CGI Functions (Apache: The Definitive Guide)
child processes
checking PID of: 15.2.3. Is It Open?
(CGI Programming with Perl)
creating with pipe connected: 8.2.4. fork and exec
(CGI Programming with Perl)
coprocesses (bash): 7.3.7. Coprocesses
(Linux in a Nutshell)
creating separate to handle CGI scripts: 1.3.2. Alternatives to CGI
(CGI Programming with Perl)
exec command: 7.7. Built-in Commands
(Linux in a Nutshell)
halting: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
identifiers (PIDs): 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
identifying by file or filesystem: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
killing: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
limiting for CGI scripts: 4.3.8. RLimitNPROC
(Apache: The Definitive Guide)
local, as clients: 14.1. Communicating with Other Servers
(CGI Programming with Perl)
management commands for: 2.1.14. System Activity and Process Management
(Linux in a Nutshell)
parent processes: 8.2.4. fork and exec
(CGI Programming with Perl)
in pipes, checking status with kill function: 15.2.3. Is It Open?
(CGI Programming with Perl)
priority: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
remote, as servers: 14.1. Communicating with Other Servers (CGI Programming with Perl)
viewing most CPU-intensive: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
Processes command: 4.4.1.4. Server status
(MySQL & mSQL)
processes, killing: 2.4. Setting Up a Unix Server
(Apache: The Definitive Guide)
  2.4.3. Several Copies of Apache
(Apache: The Definitive Guide)
processing images, Image::Magick module: 13.5.4. Image Processing (CGI Programming with Perl)
processlist command: 4.4.1.6. Command line options for mysqladmin
(MySQL & mSQL)
  17.1. MySQL Utilities
(MySQL & mSQL)
processor family: 7.4.2. Building the Kernel (Running Linux)
processor instruction-level debugging: 14.1.6.2. Instruction-level debugging
(Running Linux)
processors (see CPU
)
  architectures of: 1.4.2. A Bag of Features
(Running Linux)
procmail: 9.7. procmail (CGI Programming with Perl)
  forwarding email messages to another user: 9.7.2. Forwarding to Another User
(CGI Programming with Perl)
.procmailrc file: 9.7. procmail (CGI Programming with Perl)
  creating, example: 9.7.1. Autoreply from nobody
(CGI Programming with Perl)
Prodigy, obtaining Linux from: 2.1.3. Getting Linux from Other Online Sources (Running Linux)
profile data, object file: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
profiling tools: 14.2.2. Profiling and Performance Tools
(Running Linux)
program logic, bracket pairs in Embperl: 6.4.2.1. Embperl code blocks
(CGI Programming with Perl)
program maintenance commands: 1.6.6. Program Maintenance
(Linux in a Nutshell)
program sharing between Windows and Linux: 12.2. Sharing Programs
(Running Linux)
programming: 1.5.4. Programming Languages and Utilities
(Running Linux)
  within Emacs: 9.2.7. Running Commands and Programming Within Emacs
(Running Linux)
languages: 13. Programming Languages (Running Linux)
tools for: 14. Tools for Programmers
(Running Linux)
programming commands: 1.6.5. Programming
(Linux in a Nutshell)
programming in the large (see strategic programming
)
programming interfaces: 4.5.2.4. Programming interfaces
(MySQL & mSQL)
programming languages
Ada: 13.7. Other Languages
(Running Linux)
ASP, support for: 1.3.2. Alternatives to CGI
(CGI Programming with Perl)
C, C++: 1.5.4. Programming Languages and Utilities
(Running Linux)
  13.1. Programming with gcc
(Running Linux)
13.1.8. Using C++ (Running Linux)
compiler: 13.1. Programming with gcc (Running Linux)
code file extensions: 2.6.2. Internationalization
(CGI Programming with Perl)
content negotiation and: 2.6. Content Negotiation
(CGI Programming with Perl)
databases, writing in: 1.1. From Mainframes to Workstations
(Programming the Perl DBI)
exchanging data between: 7.3.1. WDDX
(CGI Programming with Perl)
FORTRAN: 13.7. Other Languages
(Running Linux)
interpreted languages, delays caused by: 17. Efficiency and Optimization
(CGI Programming with Perl)
Java: 1.5.4. Programming Languages and Utilities
(Running Linux)
  13. Programming Languages
(Running Linux)
13.6. Java (Running Linux)
AWT (Abstract Window Toolkit): 13.6.3. A Working Example of Java (Running Linux)
obtaining for Linux (JDK): 13.6.2. Getting Java for Linux
(Running Linux)
LISP: 13.7. Other Languages
(Running Linux)
negotiation for static documents: 2.6.2. Internationalization
(CGI Programming with Perl)
Pascal: 13.7. Other Languages
(Running Linux)
Perl: 1.2. Perl
(Programming the Perl DBI)
  13.4. Using Perl
(Running Linux)
Python: 13.7. Other Languages (Running Linux)
Scheme: 13.7. Other Languages
(Running Linux)
Tcl: 13.5. Programming in Tcl and Tk
(Running Linux)
  14.2.6. Interface Building Tools
(Running Linux)
Tk: 13.5. Programming in Tcl and Tk (Running Linux)
  14.2.6. Interface Building Tools
(Running Linux)
programs
  daemons: 4.17. Programs That Serve You
(Running Linux)
debugging (see debugging)
  14.1. Debugging with gdb
(Running Linux)
getting information on: 14.1.5. Getting Information (Running Linux)
performance rating tools: 14.2.2. Profiling and Performance Tools
(Running Linux)
shell scripts: 6.1.3. Programming
(Linux in a Nutshell)
programs, CGI
503 Service Unavailable status responses: 3.3.1.3. Specifying status codes
(CGI Programming with Perl)
address book: 10.4.2.2. Address book CGI script
(CGI Programming with Perl)
application (example): 1.2.1. Sample CGI
(CGI Programming with Perl)
architectural guidelines (see architectural guidelines, CGI programs
)
bookmarklets, using with: 7.4.2. Bookmarklets and CGI
(CGI Programming with Perl)
buffering, server handling of: Headers
(CGI Programming with Perl) 3.3.2. Complete (Non-Parsed)
configuring: 1.4.1. Configuring CGI Scripts
(CGI Programming with Perl)
  1.4.1.2. Configuring by extension
(CGI Programming with Perl)
Content-type field, use in: 2.4.2.3. Content-Type (CGI Programming with Perl)
cookies, testing for: 11.3.2. Testing for Cookies
(CGI Programming with Perl)
cookie_test.cgi script: 11.3.2. Testing for Cookies
(CGI Programming with Perl)
current_time.cgi script: 6.3.1. Syntax
(CGI Programming with Perl)
data, converting to JavaScript: 7.3.1. WDDX
(CGI Programming with Perl)
debugging (see debugging
)
  15.3.5.3. ActiveState Perl debugger
(CGI Programming with Perl)
common errors: 15.1. Common Errors (CGI Programming with Perl)
debugging tools: 15.3. Debugging Tools
(CGI Programming with Perl)
Perl coding techniques for avoiding bugs: 15.2. Perl Coding Techniques
(CGI Programming with Perl)
development (see development, CGI programs
)
  coding guidelines: 16.2. Coding Guidelines
(CGI Programming with Perl)
disabling file uploads and limiting POST request size: 5.1.1. Denial of Service Attacks (CGI Programming with Perl)
dynamic generation of web server response: 1.2. Introduction to CGI
(CGI Programming with Perl)
efficiency and optimization: 17. Efficiency and Optimization
(CGI Programming with Perl)
  FastCGI, using: 17.2. FastCGI
(CGI Programming with Perl)
mod_perl, using: 17.3. mod_perl (CGI Programming with Perl)
Perl techniques for: 17.1. Basic Perl Tips, Top Ten
(CGI Programming with Perl)
email, sending with: 9. Sending Email
(CGI Programming with Perl)
  email addresses: 9.2. Email Addresses
(CGI Programming with Perl)
procmail: 9.7. procmail (CGI Programming with Perl)
security: 9.1. Security
(CGI Programming with Perl)
structure of Internet email: 9.3. Structure of Internet Email
(CGI Programming with Perl)
embedding output from: 6.2.6. Executing CGI Programs
(CGI Programming with Perl)
embpcgi.pl script: 6.4.1.3. embpcgi.pl
(CGI Programming with Perl)
encoding/decoding tab-delimited data and end-of-line characters: 10.1.4. Delimiters
(CGI Programming with Perl)
env_info.cgi script: 3.2.2. Examining Environment Variables
(CGI Programming with Perl)
  output: 3.2.2. Examining Environment Variables
(CGI Programming with Perl)
environment variables: 3.2. Environment Variables (CGI Programming with Perl)
  examples: 1.2.1. Sample CGI
(CGI Programming with Perl)
listing for specific web server: 3.2.2. Examining Environment Variables (CGI Programming with Perl)
examples: 3.4. Examples
(CGI Programming with Perl)
  image hijacking, restricting: 3.4.3. Restricting Image Hijacking
(CGI Programming with Perl)
image, sending after checking browser media formats: 3.4.1. Check the Client Browser (CGI Programming with Perl)
user authentication and identification: 3.4.2. User Authentication and Identification
(CGI Programming with Perl)
feedback_sendmail.cgi script: 9.4.1. Command-Line Options
(CGI Programming with Perl)
file handles: 3.1.1. File Handles
(CGI Programming with Perl)
gateway to XML middleware: 14.5. CGI Gateway to XML Middleware
(CGI Programming with Perl)
graphic images, creating: 13. Creating Graphics on the Fly
(CGI Programming with Perl)
  image data, outputting: 13.2. Outputting Image Data
(CGI Programming with Perl)
mixed graphs (commute_mixed.cgi): 13.4.2. GD::Graph (CGI Programming with Perl)
pie charts (commute_pie.cgi): 13.4.2. GD::Graph
(CGI Programming with Perl)
grep_search1.cgi script: 12.1. Searching One by One
(CGI Programming with Perl)
how they work: 3. The Common Gateway Interface
(CGI Programming with Perl)
HTML, alternatives for outputting: 5.4. Alternatives for Generating Output
(CGI Programming with Perl)
HTTP header lines, returning: 1.2. Introduction to CGI
(CGI Programming with Perl)
indexed_search.cgi script: 12.3.1. Search Application
(CGI Programming with Perl)
music_browser.cgi script: 7.3.2. Example
(CGI Programming with Perl)
output: 3.3. CGI Output
(CGI Programming with Perl)
  complete (non-parsed) headers: Headers
(CGI Programming with Perl) 3.3.2. Complete (Non-Parsed)
partial headers: 3.3.1. Partial Headers (CGI Programming with Perl)
printing to STDOUT: 3.1.1.2. STDOUT
(CGI Programming with Perl)
parameters
accessing: 5.2.2. Accessing Parameters
(CGI Programming with Perl)
modifying within: 5.2.2.1. Modifying parameters
(CGI Programming with Perl)
parse_form_data (example): 4.3. Decoding Form Input
(CGI Programming with Perl)
parsing HTML documents and inserting identifiers: 11.1. Query Strings and Extra Path Information
(CGI Programming with Perl)
permissions to run, forbidden (403) status code and: 3.3.1.3. Specifying status codes
(CGI Programming with Perl)
requests for static HTML page, handling
unique identifiers: 11.1. Query Strings and Extra Path Information
(CGI Programming with Perl)
security: 8. Security
(CGI Programming with Perl)
  encryption: 8.3. Encryption
(CGI Programming with Perl)
trusting browsers: 8.2.5. Trusting the Browser (CGI Programming with Perl)
user input, handling: 8.2. Handling User Input
(CGI Programming with Perl)
separate process, requirement for execution: 1.3.2. Alternatives to CGI
(CGI Programming with Perl)
shoppe.cgi: 11.2. Hidden Fields
(CGI Programming with Perl)
  checkout page: 11.2. Hidden Fields
(CGI Programming with Perl)
shopping cart page: 11.2. Hidden Fields (CGI Programming with Perl)
welcome page: 11.2. Hidden Fields
(CGI Programming with Perl)
SSL/TLS connections and: 2.2. HTTP
(CGI Programming with Perl)
status codes: 2.4.1. The Status Line
(CGI Programming with Perl)
  3.3.1.3. Specifying status codes
(CGI Programming with Perl)
strict command, advantages of use: 1.2.1. Sample CGI (CGI Programming with Perl)
taint mode, reasons to use with: 8.4.4. Why Use Taint Mode?
(CGI Programming with Perl)
text files (see text files
)
URLs for: 1.2.2. Invoking CGI Scripts
(CGI Programming with Perl)
  2.1.1. Elements of a URL
(CGI Programming with Perl)
.project file: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
project trees, CVS: 14.2.8. Revision Control Tools--CVS
(Running Linux)
projects, home pages for: A.5. Project Home Pages
(CGI Programming with Perl)
prompt
customization: 7.6.4. Variables in Prompt
(Linux in a Nutshell)
formatting (tcsh): 8.4.4. Formatting for the Prompt Variable
(Linux in a Nutshell)
login: 3.3.1. Problems with Booting the Installation Media
(Running Linux)
  4.1. Logging In
(Running Linux)
root user: 5.1. Running the System (Running Linux)
shell: 4.1. Logging In
(Running Linux)
prompt option (LILO): G.1. Global Options
(Running Linux)
prompt2, prompt3 variables (csh/tcsh): 8.4.3. Predefined Shell Variables
(Linux in a Nutshell)
prompt (shell): 3.3.4.4. Problems using the system
(Running Linux)
promptchars variable (csh/tcsh): 8.4.3. Predefined Shell Variables
(Linux in a Nutshell)
prompt_ramdisk= option: G.3. Kernel Options
(Running Linux)
properties files, JDBC: 14.1.2. Maintaining Portability Using Properties Files
(MySQL & mSQL)
proportional fonts: 11.4.5. Choosing Fonts
(Running Linux)
proprietary file formats: 12.1.5. File Translation Utilities
(Running Linux)
protected realm, indicating with 401 status code: 3.3.1.3. Specifying status codes
(CGI Programming with Perl)
/protected (URL paths): 2.3.2.4. Authorization
(CGI Programming with Perl)
protecting application data: D.2. Protecting Application Data
(Apache: The Definitive Guide)
protocol and version string (status line): Headers
(CGI Programming with Perl) 3.3.2. Complete (Non-Parsed)
Protocol version: 4.4.1.4. Server status
(MySQL & mSQL)
protocols: 1.3. How Does Apache Use TCP/IP?
(Apache: The Definitive Guide)
  cookie handling by browsers: 11.3. Client-Side Cookies
(CGI Programming with Perl)
header (web server response), listing in: 1.2. Introduction to CGI (CGI Programming with Perl)
HTTP (see HTTP
)
IP (Internet Protocol): 6.2.3. Environment Variables
(CGI Programming with Perl)
SMTP: 9.6. Perl Mailers
(CGI Programming with Perl)
SSL (Secure Socket Layer)POST requests: 2.2. HTTP
(CGI Programming with Perl)
in URLs: 2.1.1. Elements of a URL
(CGI Programming with Perl)
protocols, TCP/IP: 2.3. Overview of TCP/IP
(Linux in a Nutshell)
  2.3.2.1. Gateway protocols
(Linux in a Nutshell)
proxies: 2.5. Proxies (CGI Programming with Perl)
  image caching and: 3.4.3. Restricting Image Hijacking
(CGI Programming with Perl)
multiple users connecting via: 11. Maintaining State (CGI Programming with Perl)
proxy servers: 1. Getting Started
(Apache: The Definitive Guide)
  9. Proxy Server
(Apache: The Definitive Guide)
8.2. Database Proxying (Programming the Perl DBI)
compression: 8.2.2.2. Compression (Programming the Perl DBI)
configuration files: 8.2.2. Advanced Topics
(Programming the Perl DBI)
configuring: 8.2.2.3. Ciphers
(Programming the Perl DBI)
configuring cache: 9.3. Setup
(Apache: The Definitive Guide)
connecting to: 8.2.1.2. Connecting to the proxy server
(Programming the Perl DBI)
data encryption: 8.2.2.3. Ciphers
(Programming the Perl DBI)
setting up: 8.2.1.1. Setting up a proxy server
(Programming the Perl DBI)
ProxyDomain directive: 9.1.4. ProxyDomain
(Apache: The Definitive Guide)
ProxyPass directive: 9.1.3. ProxyPass
(Apache: The Definitive Guide)
ProxyPassReverse directive: 9.1.6. ProxyPassReverse
(Apache: The Definitive Guide)
ProxyRemote directive: 9.1.2. ProxyRemote
(Apache: The Definitive Guide)
ProxyRequests directive: 9.1.1. ProxyRequests
(Apache: The Definitive Guide)
ps command: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  4.18. Processes
(Running Linux)
8.4.11. Exercising the Printer Daemon (Running Linux)
ps utility: 2.4. Setting Up a Unix Server (Apache: The Definitive Guide)
pserver (CVS): 14.3.8.3. pserver
(Linux in a Nutshell)
  14.4.1. Repository Locators
(Linux in a Nutshell)
accessing repositories: 14.3.3.11. The passwd file (Linux in a Nutshell)
  14.3.6. Using an Interim Shared Sandbox
(Linux in a Nutshell)
configuring: 14.3.1.1. Setting up the password server (Linux in a Nutshell)
security issues: 14.3.2. Security Issues
(Linux in a Nutshell)
pseudonyms for files (see symbolic links
)
pstrcat( ): 14.6.1. Pool Functions
(Apache: The Definitive Guide)
pstrdup( ): 14.6.1. Pool Functions
(Apache: The Definitive Guide)
pstrndup( ): 14.6.1. Pool Functions
(Apache: The Definitive Guide)
psupdate command: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
ptkdb, PerlTk debugger: 15.3.5.2. ptkdb
(CGI Programming with Perl)
ptype command (gdb): 14.1.4. Changing and Examining Data
(Running Linux)
public key encryption: 13.3. Binary Signatures, Virtual Cash
(Apache: The Definitive Guide)
  legal issues: 13.5.2. National Security
(Apache: The Definitive Guide)
push_array( ): 14.6.2. Array Functions (Apache: The Definitive Guide)
pushd command (bash): 7.7. Built-in Commands
(Linux in a Nutshell)
pushd command (csh/tcsh): 8.9. Built-in csh and tcsh Commands
(Linux in a Nutshell)
pushdsilent variable (csh/tcsh): 8.4.3. Predefined Shell Variables
(Linux in a Nutshell)
pushdtohome variable (csh/tcsh): 8.4.3. Predefined Shell Variables
(Linux in a Nutshell)
put command (ex): 11.13. Alphabetical Summary of ex Commands
(Linux in a Nutshell)
PUT method: 2.3.1.1. PUT and DELETE
(CGI Programming with Perl)
PUT method (HTTP): 4.1.2. What Is an HTTP Method?
(Apache: The Definitive Guide)
putenv( ) function: 18.1. PHP
(MySQL & mSQL)
  18.1. PHP
(MySQL & mSQL)
PVCS, importing files from: 14.3.5.4. Importing from PVCS (Linux in a Nutshell)
pw variable (printcap): 8.4.5.3. The rest of the printcap variables
(Running Linux)
pwck command: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
pwconv command: 3.1. Alphabetical Summary of Commands
(Linux in a Nutshell)
  5.7.2. Shadow Passwords
(Running Linux)
pwd command: 3.1. Alphabetical Summary of Commands (Linux in a Nutshell)
pwd command (bash): 7.7. Built-in Commands
(Linux in a Nutshell)
pwuconv command: 5.7.2. Shadow Passwords
(Running Linux)
Python: 5.6.2.4. Programming interfaces
(MySQL & mSQL)
  basic connectivity: 11.1. Basic Connectivity
(MySQL & mSQL)
CGI and: 9.3.4. Accepting Input in Perl (MySQL & mSQL)
definition: 11. Python
(MySQL & mSQL)
dynamic connectivity: 11.2. Dynamic Connectivity
(MySQL & mSQL)
mSQL module: 20.2. Module: mSQL
(MySQL & mSQL)
MySQL module: 20.1. Module: MySQL
(MySQL & mSQL)
Python language: 13.7. Other Languages
(Running Linux)

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