Introduction

• Introduction
• Why Shell Scripting?
• Linux Internal
• What to Expect From This Course?
• Prerequisites

Git fundamental

• Introduction of git
• Git setup
• Basic operations in git
• Github
• Summary

A First Look At Shell Scripts

• Introduction
• Creating A Shell Script
• Demo: A Note-Taking Script
• Calling The Script
• The Shebang
• Naming Your Script
• Demo: The type Command
• Summary

Variables

• Introduction
• Demo: Variables
• Using Variables in A Script
• Using Variables: Good Habits
• Reading Input
• Debugging your Script
• Summary

If, Then, Else

• Introduction
• Demo: The If Statement
• The If Statement
• Return codes
• The Conditional Expression
• Demo: The Conditional Expression
• The Conditional Expression 2
• Arithmetic Tests
• Demo: Arithmetic Tests
• The If Statement Revisited
• And, Or, Not
• Summary

Input and Output

• Introduction
• Output: echo and printf
• Input: read revisited
• Standard Streams and Redirection
• Demo: Redirection
• Summary

Control Flow

• Introduction
• While and Until
• The Classic For Statement
• The C-Style For Statement
• Break and Continue
• The Case Statement
• && and ||
• Summary

Variables 2

• Introduction
• Integer Variables
• Arithmetic Expressions
• Arithmetic Expressions 2
• Read-only Variables
• Exporting Variables
• Arrays
• Summary

Handling Script Parameters

• Introduction
• Special Variables
• Shift
• Getopts
• Getopts: Handling Errors
• Summary

Shell Functions

• Introduction
• Shell Functions
• Shell Functions 2
• Functions: Demo
• Some Miscellaneous Remarks
• Summary

Fun with Strings

• Introduction
• Removing Part Of A String
• Search and Replace
• Setting A Default Value
• Conditional Expression Patterns
• Regular Expressions in The Conditional Expression
• End of Options
• Summary

Many Ways to Run Your Script

• Introduction
• Running your Code
• Nohup and The Background
• Exec
• At and Cron
• Set and Shopt
• Summary

Rajesh Kumar

I’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday Landmark, stock market tips at Stocks Mantra, health and fitness guidance at My Medic Plus, product reviews at TrueReviewNow , and SEO strategies at Wizbrand.

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