Book Image

Mastering Windows PowerShell Scripting (Second Edition) - Second Edition

By : Brenton J.W. Blawat
Book Image

Mastering Windows PowerShell Scripting (Second Edition) - Second Edition

By: Brenton J.W. Blawat

Overview of this book

PowerShell scripts offer a handy way to automate various chores. Working with these scripts effectively can be a difficult task. This comprehensive guide starts from scratch and covers advanced-level topics to make you a PowerShell expert. The first module, PowerShell Fundamentals, begins with new features, installing PowerShell on Linux, working with parameters and objects, and also how you can work with .NET classes from within PowerShell. In the next module, you’ll see how to efficiently manage large amounts of data and interact with other services using PowerShell. You’ll be able to make the most of PowerShell’s powerful automation feature, where you will have different methods to parse and manipulate data, regular expressions, and WMI. After automation, you will enter the Extending PowerShell module, which covers topics such as asynchronous processing and, creating modules. The final step is to secure your PowerShell, so you will land in the last module, Securing and Debugging PowerShell, which covers PowerShell execution policies, error handling techniques, and testing. By the end of the book, you will be an expert in using the PowerShell language.
Table of Contents (24 chapters)
Title Page
Credits
About the Authors
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Command naming and discovery


Commands in PowerShell are formed around verb and noun pairs in the form verb-noun.

This feature is useful when finding commands; it allows you to make educated guesses such that there is little need to memorize long lists of commands.

Verbs

The list of verbs is maintained by Microsoft. This formal approach to naming commands greatly assists discovery.

Verbs are words such as Add, Get, Set, and New. In addition to these, we have ConvertFrom and ConvertTo.

The list of verbs is available within PowerShell, as follows:

Get-Verb

Each verb has a group, such as data, life cycle, or security. Complementary actions such as encryption and decryption tend to use verbs in the same group; for example, the verb protect may be used to encrypt something and the verb unprotect may be used to decrypt.

A detailed list of verbs, along with use cases, is available on MSDN:

https://msdn.microsoft.com/en-us/library/ms714428(v=vs.85).aspx

Nouns

The noun provides a very short description of the...