UnixCommands

Unix

UnixCommands/Kill

UnixCommands/Cat

UnixCommands/Screen

Compression

Filters

Redirection

Chmod

ViewFiles

VIvisualEdit

SedStreamEditor

AwkPatternMatching

SinkFiles


 * ManPages

Command/Syntax	What it will do

awk/nawk [options] file	scan for patterns in a file and process the results cat [options] file	concatenate (list) a file cd [directory]	change directory chgrp [options] group file	change the group of the file chmod [options] file	change file or directory access permissions chown [options] owner file	change the ownership of a file; can only be done by the superuser chsh (passwd -e/-s) username login_shell	change the user's login shell (often only by the superuser) cmp [options] file1 file2	compare two files and list where differences occur (text or binary files) compress [options] file	compress file and save it as file.Z cp [options] file1 file2	copy file1 into file2; file2 shouldn't already exist. This command creates or overwrites file2. cut (options) [file(s)]	cut specified field(s)/character(s) from lines in file(s) date [options]	report the current date and time dd [if=infile] [of=outfile] [operand=value]	copy a file, converting between ASCII and EBCDIC or swapping byte order, as specified diff [options] file1 file2	compare the two files and display the differences (text files only) df [options] [resource]	report the summary of disk blocks and inodes free and in use du [options] [directory or file]	report amount of disk space in use echo [text string]	echo the text string to stdout ed or ex [options] file	Unix line editors emacs [options] file	full-screen editor expr arguments	evaluate the arguments. Used to do arithmetic, etc. in the shell. file [options] file	classify the file type find directory [options] [actions]	find files matching a type or pattern finger [options] user[@hostname]	report information about users on local and remote machines ftp [options] host	transfer file(s) using file transfer protocol grep [options] 'search string' argument

egrep [options] 'search string' argument

fgrep [options] 'search string' argument search the argument (in this case probably a file) for all occurrences of the search string, and list them. gzip [options] file

gunzip [options] file

zcat [options] file compress or uncompress a file. Compressed files are stored with a .gz ending head [-number] file	display the first 10 (or number of) lines of a file hostname	display or set (super-user only) the name of the current machine kill [options] [-SIGNAL] [pid#] [%job]	send a signal to the process with the process id number (pid#) or job control number (%n). The default signal is to kill the process. ln [options] source_file target	link the source_file to the target lpq [options]

lpstat [options] show the status of print jobs lpr [options] file

lp [options] file print to defined printer lprm [options]

cancel [options] remove a print job from the print queue ls [options] [directory or file]	list directory contents or file permissions mail [options] [user]

mailx [options] [user]

Mail [options] [user] simple email utility available on Unix systems. Type a period as the first character on a new line to send message out, question mark for help. man [options] command	show the manual (man) page for a command mkdir [options] directory	make a directory more [options] file

less [options] file

pg [options] file page through a text file mv [options] file1 file2	move file1 into file2 od [options] file	octal dump a binary file, in octal, ASCII, hex, decimal, or character mode. passwd [options]	set or change your password paste [options] file	paste field(s) onto the lines in file pr [options] file	filter the file and print it on the terminal ps [options]	show status of active processes pwd	print working (current) directory rcp [options] hostname	remotely copy files from this machine to another machine rlogin [options] hostname	login remotely to another machine rm [options] file	remove (delete) a file or directory (-r recursively deletes the directory and its contents) (-i prompts before removing files) rmdir [options] directory	remove a directory rsh [options] hostname	remote shell to run on another machine script file	saves everything that appears on the screen to file until exit is executed sed [options] file	stream editor for editing files from a script or from the command line sort [options] file	sort the lines of the file according to the options chosen source file

. file read commands from the file and execute them in the current shell. source: C shell, .: Bourne shell. strings [options] file	report any sequence of 4 or more printable characters ending in  or . Usually used to search binary files for ASCII strings. stty [options] 	set or display terminal control options tail [options] file	display the last few lines (or parts) of a file tar key[options] [file(s)]	tape archiver--refer to man pages for details on creating, listing, and retrieving from archive files. Tar files can be stored on tape or disk. tee [options] file	copy stdout to one or more files telnet [host [port]]	communicate with another host using telnet protocol touch [options] [date] file	create an empty file, or update the access time of an existing file tr [options] string1 string2	translate the characters in string1 from stdin into those in string2 in stdout uncompress file.Z	uncompress file.Z and save it as a file uniq [options] file	remove repeated lines in a file uudecode [file]	decode a uuencoded file, recreating the original file uuencode [file] new_name	encode binary file to 7-bit ASCII, useful when sending via email, to be decoded as new_name at destination vi [options] file	visual, full-screen editor wc [options] [file(s)]	display word (or character or line) count for file(s) whereis [options] command	report the binary, source, and man page locations for the command named which command	reports the path to the command or the shell alias in use who or w	report who is logged in and what processes are running zcat file.Z	concatenate (list) uncompressed file to screen, leaving file compressed on disk

[ ] needs wiki formatting, (table?)