Bash Beginners Guide

Features Bash Beginners Guide

Bash is a Unix shell and command language written by Brian Fox for the GNU Project as a free software replacement for the Bourne shell.The Bash Beginners Guide provides beginners with a simple introduction to the basics, and experts will find advanced details they need.In this you will see the following things below.Table of ContentsIntroduction1.
Why this guide?2.
Who should read this book?3.
New versions, translations and availability4.
Revision History5.
Contributions6.
Feedback7.
Copyright information8.
What do you need?9.
Conventions used in this document10.
Organization of this document1.
Bash and Bash scripts1.1.
Common shell programs1.2.
Advantages of the Bourne Again SHell1.3.
Executing commands1.4.
Building blocks1.5.
Developing good scripts1.6.
Summary1.7.
Exercises2.
Writing and debugging scripts2.1.
Creating and running a script2.2.
Script basics2.3.
Debugging Bash scripts2.4.
Summary2.5.
Exercises3.
The Bash environment3.1.
Shell initialization files3.2.
Variables3.3.
Quoting characters3.4.
Shell expansion3.5.
Aliases3.6.
More Bash options3.7.
Summary3.8.
Exercises4.
Regular expressions4.1.
Regular expressions4.2.
Examples using grep4.3.
Pattern matching using Bash features4.4.
Summary4.5.
Exercises5.
The GNU sed stream editor5.1.
Introduction5.2.
Interactive editing5.3.
Non-interactive editing5.4.
Summary5.5.
Exercises6.
The GNU awk programming language6.1.
Getting started with gawk6.2.
The print program6.3.
Gawk variables6.4.
Summary6.5.
Exercises7.
Conditional statements7.1.
Introduction to if7.2.
More advanced if usage7.3.
Using case statements7.4.
Summary7.5.
Exercises8.
Writing interactive scripts8.1.
Displaying user messages8.2.
Catching user input8.3.
Summary8.4.
Exercises9.
Repetitive tasks9.1.
The for loop9.2.
The while loop9.3.
The until loop9.4.
I/O redirection and loops9.5.
Break and continue9.6.
Making menus with the select built-in9.7.
The shift built-in9.8.
Summary9.9.
Exercises10.
More on variables10.1.
Types of variables10.2.
Array variables10.3.
Operations on variables10.4.
Summary10.5.
Exercises11.
Functions11.1.
Introduction11.2.
Examples of functions in scripts11.3.
Summary11.4.
Exercises12.
Catching signals12.1.
Signals12.2.
Traps12.3.
Summary12.4.
ExercisesA.
Shell FeaturesA.1.
Common featuresA.2.
Differing features You will find all this section offline without any internet connection and lean DB easily anywhere and anytime.