B ash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do ...

Permissions have two parts: an action and a set of users. The three actions—read, write, and execute—define what can be done ...

I use Linux for both desktop and server. My preference for a server OS is one without a GUI, which means I have to turn to a lot of command-line tools. In some cases, I prefer to use the same ...