Linux: Learn in 24 Hours by Alex Nordeen

If you are a Linux fan, but not satisfied with the kind of content that various crash courses or tutorial caters. Then this e-book can help optimize your Linux knowledge regardless of your experience. It will teach you everything about Linux operating systems in simple and easy to grasp manner. After reading this material, you’ll be able to understand Linux better. Apart from explaining basic concepts and theories, this book will give you practical tips and actual command lines both for basic and advanced purposes. That means you can be a proficient Linux user just by reading this book.

Linux is high in its security measures. Hacking or penetrating Linux site is impossible if you master Linux basics. Therefore each chapter in this e- book is selected carefully. You won’t have to waste your time reading irrelevant topics. Even beginners will find easy to learn. It addresses Kali Linux and Linux Mint as well. This small e-book is like a Linux Bible. It guides you how to navigate effortlessly through your Linux Operating System and access the Linux administration. Apart from this, you will explore some kernel testing process too in this e-book.

You will learn core topics on Linux like

What is Linux?
What is Linux Kernel?
How to use Linux commands?
Redirection in Linux
Pipes , Grep & Sort Command
Regular Expressions
File Permissions and so on.

Table of Contents

Chapter 1: Introduction

What is an Operating System?

What is Linux? Who created Linux?

The benefits of using Linux

Chapter 2: Linux Vs Windows

Types of Files

Users in Linux

File Name Convention

The HOME Directory

Chapter 3: Terminal V/s File Manager

Launching the CLI on Ubuntu

Present working Directory

Changing Directories

Relative and Absolute Paths

Chapter 4: Must Know Linux Commands

Creating & Viewing Files

Directory Manipulations

Removing Directories

Pasting commands into the terminal

Chapter 5: File Permissions

Ownership in Linux files

Permissions

Changing file/directory permissions with 'chmod' command

Chapter 6: Redirection in Linux

File Descriptors

Error Redirection

Why Error Redirection?

Chapter 7: Pipes , Grep & Sort Command

The 'grep' command

The 'sort' command

What is a filter ?

Chapter 8: Regular Expressions

What are Regular Expressions?

Basic Regular expressions

Interval Regular expressions

Extended regular expressions

Chapter 9: The VI Editor

What is the vi editor?

Starting the vi editor

vi Editing commands

Saving and Closing the file