There's more to ls than just seeing a list of files and folders.

If you need to up your Linux skills, play a game. There are several games, each focusing on a different skill. These games are free to play as often as you need. Get more ZDNET: Add us as a preferred ...

Linux runs on hardware as diverse as the Raspberry Pi and powerful supercomputers, making it a flexible choice of operating system. Linux can be used via a graphical user interface similar to Windows ...