Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script.

It's not hard to create and run a shell script in Linux distros like Ubuntu, but there are a few non-obvious pitfalls you need to avoid. Here's a quick example of how to execute a script in Linux.

When writing scripts, it’s important to know how to test and validate variables.

Do you find yourself rewriting scripts because it's easier than finding or modifying your old ones? Do you find yourself spending far too much time reworking scripts when you need to make what ...