When you first start writing scripts, modularity, reusability, and best practices may not be top of mind. As your scripts become more complex, however, creating reusable elements becomes essential. By ...

Check if a file is really a file, whether a string contains anything, and whether you can run a program with these vital patterns.

If your automated script takes action based on a value, it's critical to make sure the value is correct. Good thing PowerShell has ways to validate the values that are passed to a function. In recent ...

In the last part of this series, we looked at defining a type for the output of our PowerShell tool. If you skipped that lesson, you should go back and read it first. I'll wait... Ok. Today we'll look ...

When writing PowerShell scripts, there always seems to come a time when a single script just isn't enough. Although it's important to keep your scripts as simple as possible, it's also important to ...

One of the most difficult things about PowerShell scripting is finding and fixing any bugs that exist within the script. This process isn't usually a big deal for short PowerShell scripts, but it can ...

Last month, I explored exit codes and how decent error correction in your shell scripts always should include testing the value of $? after each meaningful command ...

For this article, I thought it would be beneficial to go back to some basics of shell scripting and look at how functions work. Most script writers probably eschew using functions because it's a bit ...

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When you first start writing scripts, modularity, reusability, and best practices may not be top of mind. As your scripts become more complex, however, creating reusable elements becomes essential. By ...