Sandra Henry-Stocker was a programmer, Linux systems administrator, security engineer and Linux journalist for most of her 30-year career. She describes herself as "USL" (Unix as a second language) ...

Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a separate ...

I realize I've been playing a bit fast and loose with my shell scripts over the last few months, because I haven't talked about how to ensure that error conditions ...

One of the most powerful features of Unix and Linux is that using traditional command line tools, everything is a stream of bytes. Granted, modern software has blurred this a bit, but at the command ...

This month, I thought it would be interesting to take a bit of a detour from my usual multi-month programming projects and instead focus on a specific topic that is of great importance to people ...

Community driven content discussing all aspects of software development from DevOps to design patterns. If you want to create a script and run it in Ubuntu, a few extra steps are involved. First, ...

I've been hacking around with some Linux shell scripts for a project that are derived from existing, known good scripts. I'm using Ubuntu on WSL. The original scripts are nested, and a common pattern ...

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 ...

Have you ever wanted to run a Linux shell on your iOS device to transfer files, write shell scripts, or simply to use Vi to develop code or edit files? Now you can, with a project called iSH that is ...