Powershell
PowerShell: because life’s too short for endless mouse clicks. In this category, you’ll find scripts, tips, tricks, lessons learned, and the occasional “what on earth was Microsoft thinking?” moment. From one-liners to full-blown automation adventures, we’ve got your shell covered.
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PowerShell is a powerful and versatile scripting language that is very useful for automating processes. I often look for how others have solved a particular problem. I want to share some, not all — sorry– :), handy tricks that I have collected over time with you here. They are not complete scripts but rather a collection of useful snippets that you can use in your own scripts. Most examples come from the PowerShell community, and…
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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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In this blog post, we explore optimizing parallel execution in PowerShell by reusing threads. By leveraging ConcurrentQueue and ForEach-Object -Parallel, we can significantly improve performance for time-intensive tasks. This method reuses threads instead of creating and removing them each time, resulting in faster execution. We provide a detailed example of pinging IP addresses to demonstrate the efficiency of this approach. Whether you’re new to multi-threading or looking to enhance your scripts, this guide offers valuable…
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In this blog post, we explore the power of Foreach-Object -Parallel in PowerShell to enhance performance for intensive tasks. By leveraging parallel execution and optimizing the use of variables, we can significantly reduce runtime and improve efficiency. We provide practical examples, including the use of ThrottleLimit and handling variables in parallel, to demonstrate the benefits and considerations of this approach. Whether you’re new to parallel execution or looking to refine your scripts, this guide offers…
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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 to the $PSCmdlet Variable What Is $PSCmdlet? The $PSCmdlet variable is an automatic variable available to advanced PowerShell functions. It…
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PowerShell offers versatile methods for exporting and importing data, including text, JSON, CSV, and XML formats. Each format has its unique advantages and challenges, from the simplicity of text files to the structured complexity of XML. This guide explores how to effectively use these formats in PowerShell, ensuring you can handle data efficiently while preserving its integrity. Whether you’re working with simple text or complex hierarchical data, understanding these methods will enhance your scripting capabilities…
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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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Understanding PowerShell scopes is crucial for effective script management and avoiding common errors. Scopes in PowerShell define the visibility and lifetime of variables and functions, ensuring that they are accessible only where intended. This blog post delves into the different types of scopes — global, local, script and private — explaining their uses and how to manage them. You’ll learn how to define and access variables across scopes, understand scope precedence, and avoid common pitfalls.…
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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.
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Dive into the world of PowerShell with this guide on creating functions. Learn the basics, from defining functions to using parameters effectively. We’ll also cover best practices to ensure your scripts are clean, efficient, and easy to maintain. Perfect for beginners, this post will set you on the path to mastering PowerShell functions.