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*[[zcat]] [options] file, compress or uncompress a file. Compressed files are stored with a .gz ending |
*[[zcat]] [options] file, compress or uncompress a file. Compressed files are stored with a .gz ending |
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*[[head]] [-number] file display the first 10 (or number of) lines of a file |
*[[head]] [-number] file display the first 10 (or number of) lines of a file |
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*[[hostname |
*[[hostname]] display or set (super-user only) the name of the current machine |
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*[[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. |
*[[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. |
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*[[ln]] [options] source_file target link the source_file to the target |
*[[ln]] [options] source_file target link the source_file to the target |
Revision as of 18:13, 23 March 2006
- 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 <NL> or <NULL>. 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
<tasks>
[ ] needs wiki formatting,table
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