Chapter 3 Command Line Basics | The Unix Workbench
More advanced if usage
Bash Variables - Javatpoint
Bash script: String comparison examples - Linux Tutorials - Learn Linux Configuration
Shell Script To Count Number of Words, Characters, White Spaces, and Special Symbols - GeeksforGeeks
echo - What does (($count+1)) do in this script? - Unix & Linux Stack Exchange
For and Read-While Loops in Bash
Unix Command Line Crash Course. Learn about Unix shell, commands, and… | by Erik Engheim | ITNEXT
Variables, if statements and while loops in bash (Data Coding 101)
Bash Scripting Tutorial - Linux Tutorials - Learn Linux Configuration
Bash scripting cheatsheet
Bash check if string starts with character such as # - nixCraft
The Best Keyboard Shortcuts for Bash (aka the Linux and macOS Terminal)
Bash For Loop - Javatpoint
Bash Replace a String With Another String In All Files using sed - nixCraft
How To Append Multiple Lines To A File With Bash
BASH Prepend A Text / Lines To a File - nixCraft
How To Use bash For Loop In One Line - nixCraft
16 echo command examples in Linux
Bash Guide for Beginners
Bash read Command | Linuxize
Creating basic shell scripts
Bash print array with newlines
Variables, if statements and while loops in bash (Data Coding 101)
How To Use bash For Loop In One Line - nixCraft
Bash Replace a String With Another String In All Files using sed - nixCraft
