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Learn PowerShell Core 6.0

You're reading from   Learn PowerShell Core 6.0 Automate and control administrative tasks using DevOps principles

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Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781788838986
Length 552 pages
Edition 1st Edition
Languages
Concepts
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Authors (2):
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David das Neves David das Neves
Author Profile Icon David das Neves
David das Neves
Jan-Hendrik Peters Jan-Hendrik Peters
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Jan-Hendrik Peters
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Toc

Table of Contents (21) Chapters Close

Preface 1. Current PowerShell Versions FREE CHAPTER 2. PowerShell ISE Versus VSCode 3. Basic Coding Techniques 4. Advanced Coding Techniques 5. Writing Reusable Code 6. Working with Data 7. Understanding PowerShell Security 8. Just Enough Administration 9. DevOps with PowerShell 10. Creating Your Own PowerShell Repository 11. VSCode and PowerShell Release Pipelines 12. PowerShell Desired State Configuration 13. Working with Windows 14. Working with Azure 15. Connecting to Microsoft Online Services 16. Working with SCCM and SQL Server 17. PowerShell Deep Dives 18. PowerShell ISE Hotkeys 19. Assessments 20. Other Books You May Enjoy

Functions

Functions are the heart of reusable code. The principle is always the same; in order to avoid duplicate code that is difficult to maintain, it is desirable to introduce a function.

Functions are blocks of reusable code that are generic enough that they can be used multiple times, and specific enough that they serve a distinct purpose. Making use of functions will greatly help you when writing unit tests for your code. Instead of having to cover all instances of the duplicated code, you can test your function separately from the calls to it.

Script blocks

A script block is characterized by curly braces and can accept parameters. It is the building block of functions, DSC configurations, Pester tests, and much more...

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