A recent post about debugging constructs surprised me. There were quite a few comments about how you didn’t need a debugger, as long as you had printf. For that matter, we’ve all debugged systems ...

If you run into problems building, testing or running complex bash scripts, don’t lose heart. There are many ways you can help ensure that your scripts will work flawlessly. In this post, we’ll ...

If you're writing a Bash script, you will invariably need to pass values to it—aka arguments or positional parameters. Bash's approach is a little clunky, but it works. Examples are the easiest way to ...

Here are some of the more popular bash options to control how scripts work on Linux and how to list the available options, including seeing which ones are turned on. Bash provides a large number of ...

You normally think of a critical section — that is, a piece of a program that excludes other programs from using a resource — as a pretty advanced technique. You certainly don’t often think of them as ...