In this book, you’ll discover everything you need to know to master shell scripting and make informed choices about the elements you employ.
Grab your favorite editor and start writing your best Bash scripts step by step. Get to grips with the fundamentals of creating and running a script in normal mode, and in debug mode. Learn about various conditional statements' code snippets, and realize the power of repetition and loops in your shell script. You will also learn to write complex shell scripts. This book will also deep dive into file system administration, directories, and system administration like networking, process management, user authentications, and package installation and regular expressions. Towards the end of the book, you will learn how to use Python as a BASH Scripting alternative.
By the end of this book, you will know shell scripts at the snap of your fingers and will be able to automate and communicate with your system with keyboard expressions.

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Spis treści

Mastering Linux Shell Scripting. A practical guide to Linux command-line, Bash scripting, and Shell programming - Second Edition eBook -- spis treści

• 1. What and Why of Scripting with BASH
• 2. Creating Interactive Scripts
• 3. Conditions attached
• 4. Creating Code Snippets
• 5. Alternative syntax
• 6. Iterating with Loops
• 7. Creating Building Blocks with Functions
• 8. Introducing sed
• 9. Automating Apache Virtual Hosts
• 10. AWK Fundamentals
• 11. Regular expressions
• 12. Summarizing Logs with awk
• 13. A Better lastlog with Awk
• 14. Using Python as a BASH Scripting Alternative