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Find the process you are looking for minus the grepped one
preferred way to query ps for a specific process name (not supported with all flavors of ps, but will work on just about any linux afaik)

monitor the last command run

Find usb device in realtime
Using this command you can track a moment when usb device was attached.

Display a list of all PHP classes that are called statically
Searches all .php files for a static instantiation of a class and displays the class names along with their frequencies.

Resume a detached screen session, resizing to fit the current terminal
By default, screen tries to restore its old window sizes when attaching to resizable terminals. This command is the command-line equivalent to typing ^A F to fit an open screen session to the window.

Limit the cpu usage of a process
Similar to `cpulimit`, although `prlimit` can be found shipped with recent util-linux. Example: limit CPU consumption to 10% for a math problem which ordinarily takes up 100% CPU: Before: $ bc -l

Monitor a file's size

Read the output of a command into the buffer in vim
This will append the output of "command" to whatever file you're currently editing in vim. Who else has good vim tricks? :)

Schedule a script or command in x num hours, silently run in the background even if logged out
doesn't require "at", change the "2h" to whatever you want... (deafult unit for sleep is seconds)

burn initial session on a growable DVD using growisofs
replace "directory name to burn on DVD" with actual directory name that you want to copy on DVD


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