Course: Advanced Bash Scripting

Notes for the Advanced Bash Scripting course: 74 lessons across 12 sections.

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Introduction

• Course Introduction
• Why learn advanced bash scripting
• Interactive vs non interactive shell
• Shell scripting vs Bash scripting
• Terminology

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Conventions

• Overview
• Variables
• Functions
• Expanding

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Refresher

• Overview
• Scriptflow
• Functions
• Command Line Arguments
• pid
• Built in Commands
• Keywords builtins
• Guard clause
• Shebang

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Streams

• Overview
• Stdoutstderr
• File descriptors
• devnull
• Input
• Heredocs
• Pipes
• Pipefail
• Exit code
• Xargs
• printf

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Expansions - Part One

• Overview
• Variables
• Parameter Part One
• Parameter Part Two

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Globs

• Overview
• Globs Question Mark
• Star
• Escape
• Mixed
• Square

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Expansions - Part Two

• Brace
• Command Substitution
• Subshells

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Special Shell Variables

• Overview
• Special shell Question mark
• Hashtag
• ifs
• Args
• pid
• Zero
• Underscore
• Dash

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Arrays

• Declare
• Arrays
• Insert
• Remove
• Sort
• Associative
• Arrays demo

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Good Practices applied

• Strict Mode
• no op Commands
• Comments
• Logging

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awk

• Introduction to awk
• awk print
• Built in Variables
• Option F
• Option v
• Option Files
• Bash Hybrid

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sed

• Introduction
• sed print
• Delete
• Find
• Substitute