PowerShell 7 Workshop : Learn How to Program with PowerShell 7 on Windows, Linux, and the Raspberry Pi / Nick Parlow.

Format:

Book

Author/Creator:

Parlow, Nick, author.

Language:

English

Subjects (All):

Microsoft Windows (Computer file).

Windows PowerShell (Computer program language).

Computer programming.

Scripting languages (Computer science).

Physical Description:

1 online resource (468 pages)

Edition:

First edition.

Place of Publication:

Birmingham, England : Packt Publishing, [2024]

Biography/History:

Parlow Nick: Nick Parlow is a Fujitsu Fellow and has been an email specialist for the last 20 years. He's a Microsoft Certified Master in Exchange, a VMware Certified Advanced Professional, and a Microsoft Certified Trainer. He's got master's degrees in network engineering from Sheffield Hallam and software engineering from Northumbria. Best of all, he's a Raspberry Pi Certified Educator. Before IT, he worked as a metallurgist, including at the Joint European Torus, and also worked as a deckhand and a tree surgeon's mate. It's all good. He works with schools in Hertfordshire, teaching programming and physical computing. In his spare time, he likes to play with chainsaws, watch Welsh rugby, listen to punk music, and drink cider.

Summary:

Exercises -- Further reading -- Chapter 5: PowerShell Control Flow - Conditionals and Loops -- An introduction to IDEs and VS Code -- Installing VS Code -- Configuring VS Code for PowerShell -- Conditional control - if, else, elseif, and switch -- The if statement -- The switch statement -- Loops - foreach, do while, do until, while, for -- The foreach loop statement -- The do while and do until loop statements -- The while loop -- The for loop -- Breaking and continuing -- The break statement -- The continue statement -- Let's play a game -- Summary -- Exercises -- Further reading

Contents:

Cover

Title Page

Copyright and Credits

Contributors

Table of Contents

Preface

Part 1: PowerShell Fundamentals

Chapter 1: Introduction to PowerShell 7 - What It Is and How to Get It

Technical requirements

What is PowerShell 7?

What is PowerShell 7 used for?

Scripting languages versus system programming languages

Getting PowerShell 7

Installation from an .msi file

Installation from the .zip file

Installation with winget

Other ways to install

Running PowerShell 7

Running PowerShell with administrator privileges

Autocomplete

Getting help

Get-Command

Get-Help

Get-Member

Summary

Exercises

Further reading

Chapter 2: Exploring PowerShell Cmdlets and Syntax

What are cmdlets?

Exploring cmdlet structure

The correct use of aliases

Understanding cmdlet syntax

How to find more cmdlets

Finding modules and cmdlets on your machine

Finding new modules and cmdlets

Working interactively with PowerShell

Windows Terminal - an alternative terminal emulator

Installing Windows Terminal from Microsoft Store

Chapter 3: The PowerShell Pipeline - How to String Cmdlets Together

How to bring cmdlets together - the pipeline

What is an object?

Selecting and sorting objects

Using Select-Object

Ordering objects with Sort-Object

Filtering objects

Understanding comparison operators

Understanding Where-Object advanced syntax

Multiple filters in the advanced syntax

Filter optimization

Enumerating objects

Parallel enumeration

How the pipeline works - parameter binding

Understanding ByValue parameter binding

ByPropertyName parameter binding

Troubleshooting the pipeline - pipeline tracing

Further reading.

Chapter 4: PowerShell Variables and Data Structures

Understanding PowerShell variables

Variables are not their contents

Naming variables

The three common types of PowerShell variable

Exploring object types

What is an object? - redux

Discovering value types

Booleans

Integers

Real numbers

Char

Typing explained

Dynamic versus static typing

Casting variables

Navigating reference types

Arrays

Strings

Hashtables

Splatting - a cool use for hashtables

Chapter 5: PowerShell Control Flow - Conditionals and Loops

An introduction to IDEs and VS Code

Installing VS Code

Configuring VS Code for PowerShell

Conditional control - if, else, elseif, and switch

The if statement

The switch statement

Loops - foreach, do while, do until, while, for

The foreach loop statement

The do while and do until loop statements

The while loop

The for loop

Breaking and continuing

The break statement

The continue statement

Let's play a game

Chapter 6: PowerShell and Files - Reading, Writing, and Manipulating Data

Understanding formatting

Format-List

Format-Table

Format-Wide

Formatting gotchas

Writing a text file

Using ConvertTo- and Export- cmdlets

CSV

XML

HTML

Handling files

A brief note about PSProviders and PSDrives

Item- cmdlets

Working with files

Get-Content

Import- cmdlets

Let's have some fun - measuring the most frequent words in a text file

Chapter 7: PowerShell and the Web - HTTP, REST, and JSON

Working with HTTP

Why don't we see Forms information in PowerShell 7?

Authentication

Getting to grips with APIs

RPC APIs

SOAP APIs

REST APIs

WebSocket APIs.

Working with REST

Invoke-RestMethod

Working with JSON

ConvertFrom-Json

ConvertTo-Json

Test-Json

Let's have some fun - who is on the International Space Station?

Part 2: Scripting and Toolmaking

Chapter 8: Writing Our First Script - Turning Simple Cmdlets into Reusable Code

Introduction to scripting

Why do we want to write scripts?

Getting scripts

Running scripts

Writing a script

Identifying changing values

Working with parameters

Creating useful parameters

Specifying type

Making parameters mandatory

Taking values from the pipeline

Switch parameters

Providing help for our script

Comments

Comment-based help

Write-Verbose

Parameter help messages

Chapter 9: Don't Repeat Yourself - Functions and Scriptblocks

Why do we care about repeating code?

How to turn repeating code into a function

What makes a function?

Function parameters

Filters

The concept of scope

Parent and child scopes

Scope modifiers

Exploring scriptblocks

How to run a scriptblock

Lambdas

Let's do something useful

Chapter 10: Error Handling - Oh No! It's Gone Wrong!

What is an error?

Terminating and non-terminating exceptions and errors

Understanding error actions

The ErrorActionPreference variable

The -ErrorAction parameter

Catching errors

Try/Catch/Finally

Creating errors

Exploring debugging

Script instrumentation

Debugging cmdlets

Debugging with VS Code

Chapter 11: Creating Our First Module

Working with modules

Module locations

Module autoloading

Importing modules

PowerShellGet

Writing a simple module

A word of caution - dot-sourcing.

Turning a script into a module

Nested modules

More modules

Module manifests

Using scaffolding tools such as Plaster

Chapter 12: Securing PowerShell

Why is security so important?

A PowerShell remoting whistlestop tour

Enabling PowerShell remoting

Creating a session

Joining and leaving a session

One-to-many sessions

Securing PowerShell against inadvertent mistakes

Execution policy

Other features

Running PowerShell securely

Application control

Language modes

Security servicing criteria

Software Bill of Materials

Windows Antimalware Scan Interface support

Secure Shell (SSH) remoting

Just Enough Administration

PowerShell logging

Over the shoulder logging

Deep script block logging

Module logging

Writing secure code

Storing passwords securely

Signing scripts

Parameter security

Part 3: Using PowerShell

Chapter 13: Working with PowerShell 7 and Windows

Understanding PowerShell 7 and Windows PowerShell

Exploring compatibility

Which modules are compatible with PowerShell 7?

What doesn't work with PowerShell 7

Managing machines with CIM and WMI

Introduction to CIM and WMI

Querying data

Making changes

Chapter 14: PowerShell 7 for Linux and macOS

Installing PowerShell 7

Installing PowerShell on Ubuntu 22.04

Installing PowerShell on CentOS 8 and 9

Installing PowerShell on CentOS 7

Running PowerShell on Linux

Remoting with OpenSSH

Checking that PowerShell has OpenSSH support

Installing OpenSSH on Windows

Installing OpenSSH on Linux

Running remote sessions

PowerShell for macOS

Installing Homebrew on macOS.

Installing PowerShell on macOS

Installing VS Code on macOS

Chapter 15: PowerShell 7 and the Raspberry Pi

Introduction to the Raspberry Pi

Installing PowerShell 7 and VS Code

Installing PowerShell

Connecting remotely to the Pi

Working with a headless Pi

Connecting to the Pi with PowerShell

Connecting to the Pi with VS Code

Running PowerShell on Raspberry Pi OS

Installing the IoT module

Exploring the IoT module

Simple physical computing

Questions

Chapter 16: Working with PowerShell and .NET

Exploring .NET

Software frameworks explained

Common language infrastructure

Common language runtime - CoreCLR

Framework Class Library - CoreFX

.NET history

The uses of .NET

The components of .NET

Assemblies

Types

Enumerations

Classes

Namespaces

Members

Versioning

Working with .NET in PowerShell

PowerShell assemblies

Dynamic assembly loading

Creating instances of types

Using .NET

An alternative to the Task Scheduler

Creating GUI objects

Answers to Activities and Exercises

Index

Other Books You May Enjoy.

Notes:

Description based upon print version of record.

Description based on publisher supplied metadata and other sources.

Description based on print version record.

ISBN:

9781801817493

1801817499

OCLC:

1423133189