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 ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.

One of the delights in Bash, zsh, or whichever shell tickles your fancy in your OSS distribution of choice, is the ease of which you can use scripts. These can be shell scripts, or use the Perl, ...

After which you clone this repo and run the build (and test scripts). Each supported image configuration has a detailed template with build instructions, requirements, and testing guidance. Templates ...

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 ...

Personal notes and exercises from Antonio Sánchez Corbalán's comprehensive Linux course on Udemy. These notes serve as both a learning reference and demonstration of active knowledge acquisition in ...

Community driven content discussing all aspects of software development from DevOps to design patterns. When you run your own executable command or shell script on Linux, you must prepend ./ to the ...

You've seen it a million times—the hash-bang (#!) line at the top of a script—whether it be Bash, Python, Perl or some other scripting language. And, I'm sure you know what its purpose is: it ...