What’s In (and not in) This Book

In Chapter 1, Getting Your Feet Wet, you’ll get a quick tour through some of the most useful parts of the CLI. You’ll navigate around the filesystem, run commands as a superuser, learn to install a few programs you’ll use in the book using the package managers, create files, learn about streams of text, and learn how to use the help system.

Next, in Chapter 2, Creating an Ubuntu Virtual Machine with VirtualBox, you’ll create an Ubuntu virtual machine you can use to practice the commands in the rest of this book. While you don’t have to follow this chapter, using virtualization is a great way to practice. You’ll create the virtual machine, install the Ubuntu operating system, and take a snapshot, so you can ...

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