Commands by highdrent (0)

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Get last sleep time on a Mac

cd up a number of levels
Instead of typing "cd ../../.." you can type ".. 3". For extremely lazy typists, you can add this alias: alias ...=".. 2" ....=".. 3" - so now you can write just .... !!! NB the .. function needs to be "source"d or included in your startup scripts, perhaps .bashrc.

most used commands in history (comprehensive)
Most of the "most used commands" approaches does not consider pipes and other complexities. This approach considers pipes, process substitution by backticks or $() and multiple commands separated by ; Perl regular expression breaks up each line using | or < ( or ; or ` or $( and picks the first word (excluding "do" in case of for loops) note: if you are using lots of perl one-liners, the perl commands will be counted as well in this approach, since semicolon is used as a separator

Remove space and/or tab characters at the end of line
The command removes all space and/or tabulation characters preceding new line

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"

stream a youtube video with mpv where $1 is the youtube link.
opens a new session with video stream

Stream your desktop to a remote machine.
This allows you to stream your desktop using vlc to another computer, in this case, 192.168.1.2 on your local network. If you have vlc installed, your all set to try this out. To view your own desktop, just run "vlc screen://" For more info, see http://nerdlogger.com/2008/01/08/stream-your-linuxwindowsmac-desktop-as-video-using-vlc/

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

Perl one liner for epoch time conversion
Converts Unix epoch time to localtime. Useful for any logs that only display epoch time.

list files recursively by size

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