Commands by whiteinge (1)

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du and sort to find the biggest directories in defined filesystem
This command give a human readable result without messing up the sorting.

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"

Execute a command on multiple hosts in parallel
Ssh to host1, host2, and host3, executing on each host and saving the output in {host}.log. I don't have the 'parallel' command installed, otherwise it sounds interesting and less cryptic.

create a progress bar...
A simple way yo do a progress bar like wget.

Search and play MP3 from Skreemr
This use the Screemr search engine to play mp3 songs

easily strace all your apache processes
Will open strace on all apache process, on systems using sbin/apache (debian) or sbin/httpd (redhat), and will follow threads newly created.

Search for commands from the command line
Search at CommandLineFu.com from your terminal. Get the clfu-seach at http://www.colivre.coop.br/Aurium/CLFUSearch

Check if it's OK to spawn tmux. Bool's Rools.
The command cechks if we are connected to a X11 console, if the $TERM var noct yet contains a "screen" derivat, and only then attachs to tmux. You could add a test for interactive shell [[ $- == *i* ]] but your .bashrc has that already, I bet.

shutdown pc in 4 hours without needing to keep terminal open / user logged in.
From the 'disown' man page: disown prevents the current shell from sending a HUP signal to each of the given jobs when the current shell terminates a login session.

Calculate days on which Friday the 13th occurs (inspired from the work of the user justsomeguy)
Friday is the 5th day of the week, monday is the 1st. Output may be affected by locale.


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