PowerShell has several different ways to store collections of objects. Arrays, array lists, generic lists, and hashtables are probably the ones you’re most familiar with. Each has its advantages, and knowing when to use one over another can make a…
How often have you seen a script like this? If the CSV doesn’t exist, then who cares because you are going to delete it anyways, right? Well, what happens if that CSV is locked, or you don’t have permissions to…
PoshBytes: The End of Arrays Learn some surprisingly useful tricks for working with the end of PowerShell arrays. Reverse arrays, grab the last few items, use negative indexes, and skip elements without writing complicated loops. This post is a companion…
PoshBytes: Test (Path) Before You Leap Use Test-Path to check whether files, folders, and registry paths exist before your script wanders confidently into a wall. This post is a companion for the short PoshBytes: Test (Path) Before You Leap. Welcome…
PowerShell verbs are not just naming suggestions. Get-Verb helps you find approved verbs so your functions are easier to discover and your modules do not yell at people. This post is a companion for the YouTube short PoshBytes: Get-Verb Before…
PoshBytes: Download Large Files with Start-BitsTransfer Learn when to use Start-BitsTransfer for reliable downloads in PowerShell. This demo shows how BITS can download files, run transfers in the background, and manage multiple jobs. This post is a companion for the…
PoshBytes: Stop Clicking Download. Use Invoke-WebRequest Learn how to download files directly in PowerShell using Invoke-WebRequest. This quick demo shows simple and repeatable ways to grab files without a browser. This post is a companion for the video embedded below. Scroll…
PoshBytes: To Delete or To Empty Items? PowerShell Has Opinions Remove-ItemProperty and Clear-ItemProperty both change properties, but they do very different things. In this PoshBytes, we’ll look at when to delete the property and when to simply empty it out.…
PoshBytes: Formatting Strings with -f Like a Pro Learn how to use the PowerShell format operator -f to dynamically replace placeholders like {0} in strings. This quick demo shows how to build clean, reusable output without messy concatenation. This post…
CVE-2026-26143 was published, on April 14, 2026, impacting modern (Core-based) versions of PowerShell—specifically versions 7.4 and 7.5 prior to recent patches. Before diving into the details, it’s important to understand that this vulnerability is not something that can be exploited…