Linux - Sistemas OperativosOne-Page Linux Manual
Basic UNIX command-line cheat sheet.
Learn basic Linux commands with the Linux Commands Cheat Sheet
Tagged with Science and Tech; This helped alt when I tried linux out
Software: The History of Linux [Infographic]
If OS was a car, Mac: looks cool, but only a mould, Windows: simple and usible, Linux. Wtf does this button do?