Bash allows you to work with custom file descriptors beyond the standard 0 (stdin), 1 (stdout), and 2 (stderr). You can also separate stdout and stderr cleanly: ...

Nohup is a command which prevents commands / scripts from stopping should we close a terminal window / SSH session.

For example: #!/bin/bash echo Welcome to our shell script ... archive files in a previous installment of Linux Fu. If you’d rather script in C or C++, you can do that too.

If you are a traditional programmer, using bash for scripting may seem limiting sometimes ... Strings are a good example. You don’t think of bash as a string manipulation language, but it ...

Linux provides quite a few commands that let you do math on the command line. Which is best depends on the kind of math that ...