If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start.

Embark on a comprehensive journey through command shells with this hands-on manual. While Bash is a Linux staple, Z shell and PowerShell are rising stars, applicable to Linux, macOS, and Unix.

Shell scripting is one of those skills that are absolutely invaluable on especially UNIX and BSD-based systems like the BSDs, the two zillion Linux distributions as well as MacOS.

Unix and Linux shells are very powerful and extremely customizable. These humble text-based interfaces have a surprising amount of power. For one thing, they’re fully-fledged programming languages.

Shell scripting is an essential skill for DevOps engineers to possess as it makes complex and repetitive tasks automatable.

Introduction Shell scripts are the entry-point into programmable environments and the Unix philosophy: small tools, stream processing, and the idea that everything is a file. While operating systems ...

To determine where shell built-ins fall into the search order, I can compare the search order of built-ins with aliases and scripts in much the same way. First, a set script: #!/bin/ksh echo Set a ...

The most arcane shell commands and options are explained with plenty of examples. “Here” documents, a way to feed input to a script or command within the script itself, are explained thoroughly.