Jos Fissering
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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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By mastering the art of when to use arrays versus hashtables and how to combine them like a scripting wizard, you can turbocharge your PowerShell scripts for peak performance and maintainability. Whether you’re processing data, managing configurations, or logging events, leveraging these data structures will take your scripting game to the next level. So, let’s dive in and discover how to wield these powerful tools to enhance your scripting prowess!
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Hashtables, heard of them? They are a powerful data structure in PowerShell that allows you to store key-value pairs. In this guide, we will explore what a hashtable is, how to create and initialize one, and how to access and modify its contents. We will also cover common hashtable operations, advanced techniques, and practical examples and use cases.
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Arrays are the magical treasure chests of PowerShell, letting you store a collection of items like a pro. In this guide, we’ll embark on an epic quest to uncover the secrets of arrays. You’ll learn what an array is, how to create and initialize one, and how to access and modify its precious contents. We’ll also delve into common array operations, explore other array types, and even venture into the mysterious realm of multidimensional arrays.…
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In this blog post, we’ll embark on a thrilling adventure through the land of PowerShell data types. Get ready to meet some of the most common characters, from the trusty integers and chatty strings to the ever-organized arrays and mysterious hash tables.
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PowerShell loops are like the Swiss Army knives of scripting—they’re essential for automating those mind-numbing repetitive tasks and wrangling large sets of data like a pro. In this blog post, we’ll dive into the wonderful world of PowerShell loops. You’ll learn how to use these loops to gracefully dance through collections, perform magical actions on each item, and take full control of your script’s destiny. Get ready to loop-de-loop your way to scripting greatness!
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Running a function inside a remote session or ForEach-Object -Parallel can be tricky because the function isn’t available on those computers or sessions. While copying the function’s contents into the scriptblock is an option, it requires revisiting the script whenever the function changes—not the best approach.
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Ever had a script which contains an array and a foreach loop? And then you want to test the content of the foreach, but only with one entry for troubleshooting purposes for example.
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In this blog post, we delve into the powerful capabilities of PowerShell for manipulating file paths. Learn how to efficiently combine paths, extract file names and extensions, and navigate directories with ease. Whether you’re a beginner or an experienced scripter, these tips and tricks will enhance your file management skills and streamline your workflow.
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In this blog post, we’ll delve into the nuances of four fundamental PowerShell commands: **Break, Return, Continue, and Exit**. Each of these commands serves a unique purpose in controlling the execution flow of your scripts, whether it’s exiting loops, returning values, or terminating scripts.