Whether you're learning PowerShell or managing enterprise environments, this book is a practical reference for Windows PowerShell 5.1 and PowerShell 7+. It covers core concepts, scripting, automation and administration with clear examples based on official Microsoft documentation.
Most Bash scripts start small but end up running critical systems. This book shows you how to write shell scripts that are portable, secure, and reliable across Linux distributions. From fundamental scripting techniques to production-ready patterns, you will learn how to build automation that handles errors gracefully, avoids common pitfalls and remains easy to maintain as it grows.
Learn Bash the way it should be taught: by building one real, tested backup tool — not toy examples — one Git commit at a time.