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You're reading from Mastering Bash Shell Scripting: Automate your daily tasks [Updated for 2021] Develop bash shell scripting skills and automate repetitive tasks

Product type Video

Published in Jan 2021

Publisher Packt

ISBN-13 9781801070607

Length 11hrs 45mins

Edition 1st Edition

Languages

Bash

Tools

Bash

Concepts

Shell Scripting

Author (1):

Coding Gears | Train Your Brain

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Table of Contents (16) Chapters

1. Ground – Zero

Course Overview
Getting the Best Out of this Course
Repetitions

2. Getting Started – The Basics FREE CHAPTER

Overview
Editors - vi, nano, vim, GUI Editors, Etc.
My First Script
Accepting an Input from the User
Passing Arguments
Functions - The Basics
"printf" Statement - Part 1
"printf" Statement - Part 2
Escape Character & Line Continuation Character
Getting Started - Assignment #1

3. Understanding Variables

Overview
Variables - Basic Concepts
Using Variables - Basics
Global variables, and Variable Scope
Environment Variables
Positional Parameters
Other Shell Variables - Part 1
Other Shell Variables - Part 2
Variables in Functions (Local Variables)
declare Statement
Source and Export Commands
Command Substitution

4. Operators

Overview
Types of Operators
Conditional Tests
Performing Arithmetic Operations
Arithmetic Operators – Part 1
Arithmetic Operators – Part 2
Arithmetic Comparison Operators
String Comparison Operators
Logical Operators
File Test Operators

5. Customizing Shell Environment

Shell Prompt Customization
Bash Shell Special Files
Alias Command
Practical Usage of the Profile File

6. Shell Parameter Expansion

Brace Expansion
Shell Parameter Expansion

7. Flow Control

Conditional Statement - if..then..else
Creating Loops Using "while" and "until"
Creating Loops Using "for"
Controlling the Flow - sleep, continue, break & exit
"case" Statement
Creating User Menus - "select" Statement

8. File Processing

Reading Files Using "while"
Reading Files Using "for"
Assignment - passwd
Assignment - passwd - Solution

9. Functions - Revisited

Simple Function
Returning Data
Passing Arguments to Functions
Using Functions from External Scripts

10. Parsing Command Line Arguments

Using the "shift" Function
Parsing Arguments Using "getopts "

11. Process Handling and Running Scripts

Process, Parent Process, Child Process, & Process ID (PID)
Types of Processes - FG, BG, and D
Viewing the Running Processes (ps Command)
"nohup" Command
"time" Command
Signals
Killing Processes - "kill" Command
Job Control - jobs, fg, and bg

12. Scheduling Scripts

Scheduling Concepts
"at" Command & "batch" Command
"cron" Command

13. Debugging Scripts

Debugging - Part 1
Debugging - Part 2
Debugging - Part 3

14. Scripting @ The Command-line

Overview
Using "semicolon" and "pipe"
Using && and ||
Killing Processes using "awk" and "xargs"
Loops at the Command-line

15. Linux Commands – Quick Refresher

"tar" Command - Part 1
"tar" Command - Part 2
Basic System - Commands
Shutdown and Reboot

16. Standard I/O Concepts

Standard I/O Concepts
Standard I/O Demo
Terminal and Null Files
File Descriptors Usage
Using "I" (pipe) - sort & uniq Commands

You're reading from Mastering Bash Shell Scripting: Automate your daily tasks [Updated for 2021] Develop bash shell scripting skills and automate repetitive tasks

Table of Contents (16) Chapters

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Table of Contents (16) Chapters

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