📚 00-intro Index

🎯 Introduction Section

This section provides foundational knowledge about shell scripting and the Unix philosophy.

📖 Contents

• How to Use This Handbook
• POSIX vs Non-POSIX
• Shells Landscape
• What is a Shell?

🎯 Learning Objectives

✅ Understand the Unix philosophy and shell paradigm ✅ Differentiate between POSIX-compliant and non-POSIX shells ✅ Navigate the landscape of available shell implementations ✅ Grasp fundamental shell concepts and terminology

🔍 Quick Reference

Topic	Key Concepts
Shell Basics	Command interpretation, process management, I/O redirection
POSIX Standards	Portability, compliance requirements, standard utilities
Shell Types	Bourne shell, C shell, Korn shell, Bash, Zsh
Philosophy	Small tools, piping, text processing, automation

🚀 Getting Started

Begin with What is a Shell? to establish fundamental understanding, then proceed through the section in numerical order for a comprehensive introduction to shell scripting concepts.