Simply put, a Shell Script is a program that is run by a UNIX/Linux shell. It is a file that contains a series of commands which are executed sequentially as if they were entered on the command line ...

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. Yet not every shell ...

If you're not yet comfortable with writing scripts on Unix and Linux systems, this post might get you off to a healthy start. Creating a script on a Unix or Linux system can be dead easy or ...

Wicked Cool Shell Scripts: 101 Scripts for Linux, OS X, and Unix Systems by Dave Taylor and Brandon Perry, 2 nd edition, no starch press (2017) is a book that can lift you up a notch in the super Unix ...

We've spent the last three columns talking about the basic nuts and bolts of shell script programming, so I think it's time to start digging into a real shell script, and build something interesting ...

The printf command offers well-defined behavior following the POSIX standard, which means it works the same way across shells and systems. Where echo often fails with escape sequences, printf handles ...