Book Image

Powershell Core 6.2 Cookbook

By : Jan-Hendrik Peters
Book Image

Powershell Core 6.2 Cookbook

By: Jan-Hendrik Peters

Overview of this book

This book will follow a recipe-based approach and start off with an introduction to the fundamentals of PowerShell, and explaining how to install and run it through simple examples. Next, you will learn how to use PowerShell to access and manipulate data and how to work with different streams as well. You will also explore the object model which will help with regard to PowerShell function deployment. Going forward, you will get familiar with the pipeline in its different use cases. The next set of chapters will deal with the different ways of accessing data in PowerShell. You will also learn to automate various tasks in Windows and Linux using PowerShell Core, as well as explore Windows Server. Later, you will be introduced to Remoting in PowerShell Core and Just Enough Administration concept. The last set of chapters will help you understand the management of a private and public cloud with PowerShell Core. You will also learn how to access web services and explore the high-performance scripting methods. By the end of this book, you will gain the skills to manage complex tasks effectively along with increasing the performance of your environment.
Table of Contents (14 chapters)

Selecting subsets of data

After sorting a collection, we often want to select only a subset of the collection, such as the first couple of elements. This is often done when only a small amount of objects are needed, or to simply select the first one.

This recipe will show you how you can select elements from the top or bottom of a list, or from somewhere in-between, using an index. Especially when examining output, you often only need the first couple of elements to see what they look like, and not the entire collection.

How to do it...

Perform the following steps:

  1. Usually, we use Select-Object to select subsets of objects that have been filtered, sorted, and processed before. Select that last five items of a collection:
  2. ...