Learning Bash Scripting (2022)

Course details

Bash is a popular command line interpreter and the default option on Linux. In this course, Scott Simpson guides you through using Bash. Scott covers the history and significance of Bash, as well as the basics of using it. He explains how to create a script, make it executable, and run it. Scott steps through programming tasks, dives into Bash control structures, and highlights how to interact with the user. Plus, he shows you how to troubleshoot your scripts.

Concepts

0. Introduction

01 - Learning Bash scripting
02 - Introducing GitHub Codespaces
03 - Using GitHub Codespaces with this course
04 - Using Bash in GitHub Codespaces

1. Using Bash

05 - What's Bash
06 - Pipes and redirections
07 - Bash built-ins and other commands
08 - Brackets and braces in Bash
09 - Bash expansions and substitutions
10 - Brace expansion
11 - Parameter expansion
12 - Command substitution
13 - Arithmetic expansion

2. Programming with Bash

14 - Understanding Bash script syntax
15 - Choosing a text editor for Bash scripting
16 - Displaying text with echo
17 - Working with variables
18 - Working with numbers
19 - Comparing values with test
20 - Comparing values with extended test
21 - Formatting and styling text output
22 - Formatting output with printf
23 - Working with arrays
24 - Challenge - Make a script that generates a system report
25 - Solution - Make a script that generates a system report

3. Bash Control Structures

26 - Conditional statements with the if keyword
27 - Working with while and until loops
28 - Introducing for loops
29 - Selecting behavior using case
30 - Using functions
31 - Reading and writing text files
32 - Challenge - Build a script using control structures
33 - Solution - Build a script using control structures

4. Interacting with the User

34 - Working with arguments
35 - Working with options
36 - Getting input during execution
37 - Ensuring a response
38 - Challenge - Make a script that uses input
39 - Solution - Make a script that uses input

5. Bash in the Real World

40 - Troubleshooting
41 - Ensuring script portability

Conclusion

42 - Next steps