Introduction
Greetings, and welcome to Unix and Linux!
In this book, you’ll find the information you need to get started with the operating system, advance your skills, and make Linux or Unix do the hard work for you. This book focuses on the most common Unix and Linux commands, but it also gives you ideas for working smartly and efficiently.
For the purposes of this book, Unix and Linux are pretty much interchangeable—the commands and usages are the same. You may find small differences among Unix versions or between specific Unix or Linux versions, but they’ll be small indeed.
How Do You Use This Book?
We designed this book to be used as both a tutorial and a reference. If you’re a Unix newbie, you should start at the beginning and work forward ...
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