Netcat Command Examples
Netcat is out the bag!

Mplayer Command Examples

mplayer is a media player, its mainly used to play audio or video. 
What I like about it is how you can use it in the command line.

Mail Command Examples

mail [-t] [-w] [ -m message_type ] recipient


The Mail Command is a good way (not the only way) of sending/receiving emails via the console.

My Top 5 SSH Commands

SSH(Secure Shell) is a network protocol for secure data communication, unlike Telnet SSH connects via a secure channel over an insecure network.

Beginners' Guide to Shell Scripting

It has come to my attention that a lot of people need a beginners' guide to shell scripting, therefore I am obliged to provide one. 

Grep Command Examples

grep [options] PATTERN [FILE...]

The grep command basicaly searches though a file for lines which match the given pattern