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 ...

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 ...

The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...

The shell does far more than run commands. Here’s how Bash expands your input behind the scenes so you can write cleaner, ...

#!/bin/bash clear echo "Hello world!" The first line tells the operating system what shell to use to interpret the script and the location of the shell. Double quotes do not prevent Bash from ...

PowerShell can save you a lot of time on Windows admin tasks, but to use it effectively you need to understand how it works. Here's a crash course in Windows PowerShell scripting basics to get you ...

You need to package up a bunch of files, send them somewhere, and do something with them at the destination. It isn’t an uncommon scenario. The obvious answer is to create an archive — a zip or tar ...

In Part 1 of this series, I showed you an example of PowerShell's native validation capabilities. In that installment, I wrote a function that accepted a text string as input. The function then used ...

Basic ways you can use shell scripts to monitor password strength and secret accounts. The internet ain't what it used to be back in the old days. I remember being online back when it was known as ...