Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

# Index: A

.a filename extension : 1.17. Filename Extensions
abbreviations
  Emacs editor : 32.11. Using Word Abbreviation Mode
  in pathnames : 1.21. Making Pathnames
  vi and ex editors
    30.31. vi Word Abbreviation
    31.9. Good Stuff for Your .exrc File
absolute pathnames
  2.16. Approved Shells: Using Unapproved Login Shell
  14.2. Using Relative and Absolute Pathnames
  18.6. Stale Symbolic Links
  archiving with : 19.6. GNU tar Sampler
  in configuration files : 2.6. Use Absolute Pathnames in Shell Setup Files
  getting : 4.10. Find All Command Versions with whereiz
  on #include line : 52.8.2.7. Functions, Libraries, and Header Files
  tar command and : 20.10. Avoid Absolute Paths with tar
access
  last file access time : 21.5. What Good Is a File's Last Access Time?
  modes for : 4.8. Making Directories Made Easier
  permissions
    1.23. File Access Permissions
    1.25. Access to Directories
  read-only : (see read-only files)
  times : 16.5. The Three UNIX File Times
accidental file deletion : (see deleting files)
accidental logouts : 3.5. Stop Accidental C Shell Logouts
address databases
  created using awk : 48.10. Working with Names and Addresses
  index program for creating : 48.11. The index Database Program
address lists, creating : 48.2. Online Phone and Address Lists
addup script
  29.6. Counting Lines, Words, and Characters: wc
  49.7. Total a Column with addup
  52.4. Quick Descriptions of What's on the Disc
  awk script : 49.7. Total a Column with addup
  examples : 49.7. Total a Column with addup
  grep -c : 49.7. Total a Column with addup
  lastcomm command : 49.7. Total a Column with addup
  sed editor : 49.7. Total a Column with addup
age_files script
  16.25. Listing Files by Age and Size
  52.4. Quick Descriptions of What's on the Disc
aggregate transfer rate : 39.12.3. The I/O Subsystem
agrep script
  27.8. glimpse and agrep
  27.9. New greps Are Much Faster
  27.14. Compound Searches
  52.4. Quick Descriptions of What's on the Disc
aliases
  arguments for : 10.3. C Shell Aliases with Command-Line Arguments
  for cd command
    7.6. Session Information in Your Terminal's Status Line
    14.8. Quick cds with Aliases
  command file and : 2.5.2. A Second Alias and Command File
  for commands
    8.8. A Directory for Commands You Shouldn't Run
    10.2. Aliases for Common Commands
  in .cshrc file : 10.2.3. Setting Aliases Automatically, Unsetting Aliases
  examples : 44.21. Picking a Name for a New Command
  inside the ($?prompt) test : 2.10. Gotchas in set prompt Test
  for ls command
    16.7. ls Shortcuts: ll, lf, lg, etc.
    16.12. Useful ls Aliases
  for pushd command : 14.7. Nice Aliases for pushd
  quoting : 10.3. C Shell Aliases with Command-Line Arguments
  recursive : 10.6. Avoiding C Shell Alias Loops
  setprompt : 7.11. dirs in Your Prompt: Better than $cwd
  shell functions and : 10.9. Shell Functions
  simulated shell functions and : 10.10. Simulated Bourne Shell Functions and Aliases
  for terminals : 41.11. How termcap and terminfo Describe Terminals
  with wildcards : 8.9. Wildcards Inside of Aliases
  word vectors and : 8.12. Which One Will the C Shell Use?
alphanumeric character)) : 15.5. Matching All "Dot Files" with Wildcards
am capability : 41.11. How termcap and terminfo Describe Terminals
ampersand : (see &)
anchors
  26.4. Using Metacharacters in Regular Expressions
  26.4.1. The Anchor Characters: ^ and $
angle brackets : (see <, >)
anonymous ftp
  8.18. Here Documents
  52.7.2.2. FTPMAIL
  (see ftp)
append command (ex) : 33.4. Useful ex Commands
apropos command : 50.2. The apropos Command
  alternatives to
    50.3. apropos on Systems Without apropos
    50.6. Searching Online Manual Pages
    50.9. Reading a Permuted Index
  examples : 50.2. The apropos Command
  man -k compared to : 50.2. The apropos Command
  support for
    50.2. The apropos Command
    50.3. apropos on Systems Without apropos
  whatis compared to : 50.4. whatis: One-Line Command Summaries
archive file (library) extension : 1.17. Filename Extensions
archives : 19.1. Packing Up and Moving
  copying to another directory : 19.9. A System V Tape Archiver: cpio
  cpio : 19.9. A System V Tape Archiver: cpio
  extracting files from : 19.7. Extracting Files from a Compressed Archive
  RCS and SCCS : 20.12. Protecting Files with SCCS or RCS
  shell : (see shell archives)
  System V archiver : 19.9. A System V Tape Archiver: cpio
  tar archives
    19.5. Using tar to Create and Unpack Archives
    19.6. GNU tar Sampler
    20.8. Telling tar Which Files to Exclude or Include
  tar utility and : (see tar command)
  unarchiving : 19.3. unshar: Unarchive a Shell Archive
arguments
  aliases for
    10.2.2. Using More Complex Aliases
    10.3. C Shell Aliases with Command-Line Arguments
  character limit : 50.12. Common UNIX Error Messages
  command-line : (see command-line arguments)
  filenames in : 8.16. Quoting Handles Special Characters in Filenames
  grabbing from previous command lines : 11.4. My Favorite Is !:n*
  iterating shell variables over : 46.7. Quoting and Command-Line Parameters
  maximum allowable : 9.21. Handle Too-Long Command Lines with xargs
  passed to scripts : 1.5. Anyone Can Program the Shell
  passing : 46.7. Quoting and Command-Line Parameters
  passing to kernel : 45.5. A File That Shows Itself... and What #! Does
  for shell variables : 8.14.4. Multiline Quoting
"Arguments too long" error : 9.23. Workaround for "Arguments too long" Error
"arguments too long" error : 50.12. Common UNIX Error Messages
  error : 9.20. Too Many Files for the Command Line
arguments, reading : 8.13. Is It "2>&1 file" or "> file 2>&1"? Why?
argv
  examples : 47.4.1. Variables
  variables set to : 46.7. Quoting and Command-Line Parameters
arithmetic operators : (see operators, arithmetic)
arrays
  45.34. Arrays in the Bourne Shell
  (see also under specific array names)
  advantages : 47.5. Using C Shell Arrays
  awk utility and : 33.11.5. Variables and Array Assignments
  in Bourne shells : 45.34. Arrays in the Bourne Shell
  in C shells : 47.5. Using C Shell Arrays
  directory stacks in : 47.5. Using C Shell Arrays
  setting : 47.5. Using C Shell Arrays
  simulating using eval : 45.34. Arrays in the Bourne Shell
  word lists compared to : 47.5. Using C Shell Arrays
arrow keys, mapping in vi : 31.2.2. Text-Input Mode Maps
ASCII characters
  decimal conversion : 45.11. The Multipurpose jot Command
  in escape sequences : 5.8. Terminal Escape Sequences
  getting values : 51.3. ASCII Characters: Listing and Getting Values
  listing : 51.3. ASCII Characters: Listing and Getting Values
  in shell programs : 1.5. Anyone Can Program the Shell
ASCII file : 51.3. ASCII Characters: Listing and Getting Values
  filename extension : 1.17. Filename Extensions
ascii script : 52.4. Quick Descriptions of What's on the Disc
ASCII terminals : 42.1. Making Sense Out of the Terminal Mess
Assembly language code extension : 1.17. Filename Extensions
associative arrays : 16.24. Counting Files by Types
asterisk : (see *)
at command
  40.1. Off-Peak Job Submission
  40.3. The at Command
  -c option : 40.4. Choosing the Shell Run (We Hope) by at
  -l option
    40.5. Avoiding Other at and cron Jobs
    40.9. Checking and Removing Jobs
  -r option : 40.9. Checking and Removing Jobs
  -s option : 40.4. Choosing the Shell Run (We Hope) by at
at jobs
  adding calendar information to : 48.4.3. Automating Your Own Calendar
  automatically restarting : 40.8. Automatically Restarting at Jobs
  making quiet : 40.7. Making Your at Jobs Quiet
at sign : (see @)
AT variable : 2.10. Gotchas in set prompt Test
atan2 command (awk) : 33.11.7. Alphabetical Summary of Commands
atq command : 40.5. Avoiding Other at and cron Jobs
  reporting jobs in queue : 40.9. Checking and Removing Jobs
atrm command : 40.9. Checking and Removing Jobs
automargin capability : 41.11. How termcap and terminfo Describe Terminals
automatic
  directory setup : 14.14. Automatic Setup When You Enter/Exit a Directory
  file cleanup : 3.4. Automatic File Cleanup
  history file (csh) : 11.11.2. C Shell
  passwd command use : 9.26.2. Automating /bin/passwd
  setting aliases : 10.2.3. Setting Aliases Automatically, Unsetting Aliases
  temporary files : 9.18.2. Automatic Temporary Files with !
  unique filename generation : 16.16. Picking a Unique Filename Automatically
  updating of file printouts : 21.9. Keep File Printouts Up-to-Date Automatically with make
autonice time : 39.11. Changing a Job's Priority Under BSD UNIX
autowrapping terminals : 42.5. Checklist: Screen Size Messed Up?
autowrite : 30.23. Safer vi Filter-Throughs
  job control and : 12.4. Job Control and autowrite: Real Time Savers!
averages of command runtimes : 39.4. Average Command Runtimes with runtime
awf text formatter
  43.17. Don't Have nroff? Try gnroff or awf
  52.4. Quick Descriptions of What's on the Disc
"awk\: bailing out near line #" error message : 50.12. Common UNIX Error Messages
awk utility
  16.24. Counting Files by Types
  26.4.11. Extended Regular Expressions
  33.11. Quick Reference: awk
  50.12. Common UNIX Error Messages
  (see also nawk)
  addup script using : 49.7. Total a Column with addup
  advantages/disadvantages : 45.30.2. Using echo with awk, colrm, or cut
  array support : 45.34. Arrays in the Bourne Shell
  arrays and : 33.11.5. Variables and Array Assignments
  centering lines : 35.8. Centering Lines in a File
  colrm compared to : 45.30.2. Using echo with awk, colrm, or cut
  commands, list of : 33.11.6. Group Listing of awk Commands
  cut compared to : 45.30.2. Using echo with awk, colrm, or cut
  editing scripts : 1.6. Power Tools for Editing
  errors caused by : 46.2. Quoting Trouble? Think, Then Use echo
  eval compared to : 44.14. Putting awk, sed, etc., Inside Shell Scripts
  examples
    44.14. Putting awk, sed, etc., Inside Shell Scripts
    46.2. Quoting Trouble? Think, Then Use echo
  -f option
    45.3. Don't Need a Shell for Your Script? Don't Use One
    45.4. Fun with #!
  operators : 33.11.4. Operators
  patterns : 33.11.2. Patterns and Procedures
  procedures : 33.11.2.2. Procedures
  script errors : 50.12. Common UNIX Error Messages
  searching columns : 27.17. Finding a Character in a Column
  straightening columns : 35.22. Straightening Jagged Columns
  tbl, nroff as alternatives : 48.12. Using index with a Filter
  variables
    33.11.3. awk System Variables
    33.11.5. Variables and Array Assignments
  version history : 33.12. Versions of awk

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