Knowing which sudo or su command to run is important. Jack Wallen demystifies these two Linux admin tools. If you’re a new Linux admin, you probably at least know about sudo. Sudo stands for “super ...

Symbolic links are a very important admin tool to use in Linux. Jack Wallen tells you why and how to create such links with ease. Symbolic links (also called a soft link) are a very important tool to ...

I once locked myself out of my files with a simple mistyped command. This was the first time I rendered my Linux installation unusable, and it was because I didn’t understand permissions. While I ...