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Commands and Flags
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Note: All unix commands are case sensitive
man <command> to elaborate on each command listed below
man man If you dont know what a manpage is.
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Command/Flag Description
alias Use to specify command aliases.
-t Specifies tracking command paths.
-x Exports aliases for use by scripts.
at Use to schedule, examine, or delete jobs for queued execution.
-v displays version information
-q queue Specifies queue to use (as a letter). Higher letters are nicer.
-m address Specifies mail notification to use when job has completed.
-f file reads job from file.
-l Lists queues, just like "atrm"
-d deletes scheduled jobs.
atq Use to show queues of scheduled jobs.
-q queue Specifies queue to use (as a letter)
-v Displays completed but not deleted jobs or scheduled time for unexecution jobs.
atrm Use to remove a job from the queue
-q queue Specifies queue to use (as a letter)
awk Use to manipulate files as databases.
-Ffieldseperator Specifies field sepertaor
-v variable=value Stes variable to value
-f program -file Specifies file or files containing awk program source
--help prints help information
--version prints version information
bash Use the efficient, user-friendly shell bash
-c string Reads commands from string
-i Makes the shell interactive, as opposed to non-interactive as in a shell script.
-s Specifies that additional options, beyond those given, should be read from stand-
ard input.
-, -- Indicates the end of options and stops further option processing.
-norc Specifies "not" to read ~/.bashrc
-noprofile Specifies "not" to read system-wide or individual configuration files.
-rcfile files Specifies alternate configuration files
-version Displays bash version number
-quiet Specifies not to display informative messages when starting (default setting)
-login Specifies to start bash as a login shell
-nobraceexpansion Specifies not to interpret or complete statements within curly bracse
-nolineediting Specifies not to allow command line editing if shell is interactive
-posix Specifies posix compliance which helps make anything more portable from system to system.
batch Use to schedule jobs for low system loads.
bg Use to move a job in the background
cal Use to display a calendar (Pretty neat)
-j Displays julian dates with days numbered through the year from January 1.
-y Displays the current year's calendar
month year Specifies month (1 to 12) and year (1 to 9999)
cat Use to send text to standard output (prints to working screen)
-b, --number-nonblank Specifies to number all non-blank output lines
-n, --number Specifies to number all output files
-s, --squeeze-blank Specifies to replace adjacent blank lines with single blank line
-v, --show-nonprinting Specifies to display control characters with "^" preceding them.
-A, --show-all Specifies to show all control charatcers
-E, --show-ends Specifies to display a "$" at the end of each line
-T, --show-tabs Specifies to display tab characters as "^I".
--help Displays a help message.
--version Displays the version number
chmod Use to change the access permissions of the files
-c, --changes Specifies to list files whose permission actually change
-f, --silent, --quiet Supresses error messages
-v, --verbose Specifies to describe changed permissions
-R, --rescursive Specifies to recursively change permissions of directories and contents
--help Displays help message
--version Displays version information
Devon Crasse < freebeer311@hotmail.com >
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