Casper Stekelenburg
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Master everyday file and directory tasks in PowerShell with a practical toolkit: navigate with Set-Location (cd/$pwd), explore with Get-ChildItem (filters, recursion, attributes), create with New-Item, and manage with Copy-Item, Move-Item, and Remove-Item. Learn safe patterns using Test-Path, -WhatIf, and Join-Path, plus real-world scripts for backups, temp cleanup, organizing files by extension, and detecting duplicates. The article also covers error handling and cross-platform path practices to keep automation reliable.
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PowerShell provides a rich set of comparison operators that are essential for decision-making in scripts. These operators allow you to compare values, filter data, and create conditional logic that makes your scripts more intelligent and responsive. In this guide, we’ll explore the most commonly used comparison operators and see them in action. What are Comparison […]
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Error handling is a crucial aspect of writing robust PowerShell scripts. When things go wrong—and they will—proper error handling helps your scripts gracefully manage problems, provide meaningful feedback, and continue operating when possible. In this guide, we’ll explore PowerShell’s error handling mechanisms and learn how to write more resilient scripts.
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In our previous article, we explored the fundamentals of PowerShell modules – what they are, why to use them, and how to create basic modules. Now, let’s dive deeper into advanced module development techniques, best practices for keeping your code clean and structured, and professional-grade module development workflows. This continuation will help you transform from a module user to a module architect, capable of building robust, maintainable, and professional PowerShell modules.
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PowerShell modules are fundamental for creating scalable and reusable scripts. They offer a structured approach to package, share, and manage collections of PowerShell code, including functions, cmdlets, and variables. This guide delves into the essentials of PowerShell modules, explaining what they are, the different types available, and why they are indispensable for any PowerShell user, from automating system administration to developing toolsets for team collaboration.
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Need to know which parameters were actually passed to your function? $PSBoundParameters has you covered. It’s a built-in dictionary that only includes parameters explicitly provided by the caller. This makes it perfect for clean logic, dynamic behavior, or smart defaults—no need to check for $null or rely on default values. If a key exists in $PSBoundParameters, you know the user meant to pass it.
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Setting up Visual Studio Code (VSCode) for PowerShell development can be overwhelming due to the numerous available options and extensions. In this guide, I’ll walk you through my personal VSCode setup for PowerShell development, including essential extensions, recommended settings, and layout customizations that enhance productivity. Whether you’re transitioning from PowerShell ISE or starting fresh with VSCode, this guide will help you create an optimized development environment.
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PowerShell’s $PSCmdlet variable is a powerful tool for script developers, enabling deeper interaction with the runtime environment of a cmdlet. By leveraging $PSCmdlet, you can write more robust, efficient, and user-friendly scripts. This blog dives into the essential use cases and techniques for working with $PSCmdlet, providing practical examples and best practices to elevate your scripting skills. Introduction […]
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The Windows Event Log is a crucial source of information for monitoring system health, troubleshooting errors, and auditing security events. PowerShell provides powerful cmdlets to interact with event logs efficiently, making it easier to filter, analyze, and manage logs across multiple systems.
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Unlock the full potential of PowerShell with advanced function techniques. This post covers strategies to enhance performance and flexibility, including advanced parameters, robust error handling, and pipeline input. Learn best practices for writing reusable, modular code to keep your functions efficient and scalable. Perfect for both seasoned users and beginners, these tips will elevate your scripting skills.