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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"

FizzBuzz in Perl
Just another FizzBuzz in Perl.

take a screenshot of a webpage

Check reverse DNS
The +short option should make dig less chatty.

Binary clock
Like 7171, but fixed typo, uses fewer variables, and even more cryptic!

Find 10 largest files in git history

dd with progress bar and statistics
Will automatically take the size of the file but longer, usefull only if in an function.

One liner to kill a process when knowing only the port where the process is running
-k (kill option ) . To kill all processes accessing this port

To get internet connection information .
To get the connection information of protocol tcp and extended infortmation.

Get your Firefox bookmarks
Extracts yours bookmarks out of sqlite with the format: dateAdded|url


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