Bash scripts are powerful, but with power comes great responsibility. It’s very easy for sloppy or poorly-planned code to do real damage, so it’s a good idea to be careful and practice defensive ...

It hurts to see your programs taken apart and their weaknesses exposed, but it will make you a better programmer.

Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script. Image: dennizn/Adobe Stock ...

At times, we need to write shell scripts that are interactive and user executing them need to monitor the progress. For such requirements, we can implement a simple progress bar that gives an idea ...

The new second edition of Dave Taylor and Brandon Perry's classic Wicked Cool Shell Scripts, published by No Starch Press, features a smorgasbord of favorite scripts and 23 brand-new ones. Subtitled ...

You need to package up a bunch of files, send them somewhere, and do something with them at the destination. It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar ...