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background a wget download

Change wallpaper

A function to find the newest file of a set.
Usage example: $newest Desktop/* Replace "-nt" with "-ot" for oldest. Run $shopt -s dotglob first to include dotfiles.

Extract audio from start to end position from a video
mplayer -vc null -vo null -ao pcm Firefly\ ep\ 10.avi -ss 195 -endpos 246 Will create file audiodump.wav with audio from second 195 to second 246 (the opnening theme).

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

gag version of current date

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

List commands with a short summary
Obviously, you can replace 'man' command with any command in this command line to do useful things. I just want to mention that there is a way to list all the commands which you can execute directly without giving fullpath. Normally all important commands will be placed in your PATH directories. This commandline uses that variable to get commands. Works in Ubuntu, will work in all 'manpage' configured *nix systems.

detect partitions
Shows all block devices in a tree with descruptions of what they are.

Use Cygwin to talk to the Windows clipboard
I spent a bunch of time yesterday looking for the xsel package in Cygwin- turns out you can use the /dev/clipboard device to do the same thing.


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