Commands by charlesmax23 (0)

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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"

Sum columns from CSV column $COL
More of the same but with more elaborate perl-fu :-)

Doing some floating point calculations with rounding (e.g. at the 3rd decimal)

Show all configured ipv4
Short list of all ip. Shows even the newly supported multiple ip address on the same interface (see eth1). For ipv6 use -6

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

recursively walk down no more than three levels and grab any file with an extension of mp3, mpg, mpeg, or avi

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

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

Install a Firefox add-on/theme to all users
To install a theme use: $ sudo firefox -install-global-theme /path/to/theme You can get the .xpi or .jar file from the versions history on the add-on/theme page. NOTE: may not work in your system (Debian-based is an example).

Copy specific files recursively using the same tree organization.
This command has been used to overwrite corrupted "entries" files of a corrupted subversion working copy. Note the --files-from input format.


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