Documentation

• addbib - create or extend a bibliographic database
• apply - Run a command many times with different arguments
• ar - create and maintain library archives
• arch - display system machine type
• arithmetic - improve your arithmetic skills
• asa - interpret ASA/FORTRAN carriage-controls
• awk - pattern-directed scanning and processing language
• banner - print large banner on printer
• basename - print the basename of a file
• bc - An arbitrary precision calculator language
• cal - displays a calendar and the date of easter
• cat - concatenate and print files
• chgrp - change group ownership of files
• ching - the Book of Changes
• chmod - change permissions of files
• chown - change ownership of files
• clear - clear the screen
• cmp - compare two files
• col - filter reverse line feeds from input
• colrm - remove columns from a file
• comm - select or reject lines common to two files
• cp - copy files and/or directories
• cut - select portions of each line of a file
• date - display or set date and time
• dc - an arbitrary precision calculator
• deroff - strip troff, eqn and tbl sequences from text
• diff - Perl Power Tools to compute `intelligent' differences between two files / lists
• dirname - print the directory name of a path
• du - display disk usage statistics
• echo - echo arguments
• ed - text editor
• env - Run a program in a modified environment
• expand - convert tabs to spaces
• expr - evaluate expression
• factor - factor a number
• false - Exit unsuccesfully
• file - determine file type
• find - search directory tree for files matching a pattern
• fish - plays the children's game of Go Fish
• fmt - simple text formatter
• fold - wrap each input line to fit specified width
• fortune - print a random, hopefully interesting, adage
• from - print names of those who have sent mail
• glob - find pathnames matching a pattern
• grep - search for regular expressions and print
• hangman - perl version of the game hangman
• head - print the first lines of a file
• id - show user information
• install - install files and directories
• join - relational database operator
• kill - send signals to a process
• ln - create links
• lock - reserves a terminal
• look - find lines in a sorted list
• ls - list file/directory information
• mail - implementation of Berkeley mail(1)
• make - maintain related programs and files
• man - format and display the on-line manual page
• maze - generate a maze problem
• mimedecode - extract MIME attachments in uudecode-like manner
• mkdir - create directories
• mkfifo - make named pipes
• moo - play a game of MOO
• morse - read morse and translate it to text
• od - dump files in octal and other formats
• par - create a Perl archive of files
• paste - merge corresponding or subsequent lines of files
• patch - apply a diff file to an original
• pig - eformatray inputway asway Igpay Atinlay
• ping - probe for network hosts
• pom - display the phase of the moon
• ppt - reformat input as paper tape
• pr - convert text files for printing
• primes - generate primes
• printenv - Display the environment
• printf - format and print data
• pwd - working directory name
• rain - Let it rain
• random - display lines at random, or exit with a random value
• rev - reverse lines of a file
• rm - remove directory entries
• rmdir - remove directories
• robots - fight off villainous robots
• shar - create a shell archive of files
• sleep - suspend execution for a number of seconds
• sort - sort or merge text files
• spell - scan a file for misspelled words
• split - split a file into pieces
• strings - extract strings
• sum - display file checksums and block counts
• tac - concatenate and print files in reverse
• tail - display the last part of a file
• tar - manipulate tape archives
• tee - pipe fitting
• test - condition evaluation utility
• time - times the execution of a command
• touch - change access and modification times of files
• tr - translate or delete characters
• true - Exit succesfully
• tsort - topological sort
• tty - return user's terminal name
• uname - print system information
• unexpand - convert spaces to tabs
• uniq - report or filter out repeated lines in a file
• units - conversion program
• unpar - extract files from a Perl archive
• unshar - extract files from a shell archive
• uudecode - decode a binary file
• uuencode - encode a binary file
• wc - paragraph, line, word, character, and byte counter
• what - extract version information from a file
• which - report full paths of commands
• whois - Internet domain name and network number directory service
• words - find words which can be made from a string of letters
• wump - play a game of "Hunt the Wumpus"
• xargs - construct argument list(s) and execute utility
• yes - print out a string till doomsday