The terminal isn’t a black box. These beginner commands help you navigate, find files, manage apps, and undo mistakes with ...

Of all the Linux commands, rm is notorious. It's easy to completely wipe out your system with one mislaid rm command as root. I knew not to, but I ran that command on purpose anyway. Here's why.

I cannot tell you how many times I've had to manage user passwords in Linux without the help of a GUI app. Whether it's on a server or because I'm using SSH to access a remote machine, knowing the ...