Book Image

Mastering Ubuntu Server - Fourth Edition

By : Jay LaCroix
4.7 (7)
Book Image

Mastering Ubuntu Server - Fourth Edition

4.7 (7)
By: Jay LaCroix

Overview of this book

Ubuntu Server is taking the server world by storm - and for a good reason! The server-focused spin of Ubuntu is a stable, flexible, and powerful enterprise-class distribution of Linux with a focus on running servers both small and large. Mastering Ubuntu Server is a book that will teach you everything you need to know in order to manage real Ubuntu-based servers in actual production deployments. This book will take you from initial installation to deploying production-ready solutions to empower your small office network, or even a full data center. You'll see examples of running an Ubuntu Server in the cloud, be walked through set up popular applications (such as Nextcloud), host your own websites, and deploy network resources such as DHCP, DNS, and others. You’ll also see how to containerize applications via LXD to maximize efficiency and learn how to build Kubernetes clusters. This new fourth edition updates the popular book to cover Ubuntu 22.04 LTS, which takes advantage of the latest in Linux-based technologies. By the end of this Ubuntu book, you will have gained all the knowledge you need in order to work on real-life Ubuntu Server deployments and become an expert Ubuntu Server administrator who is well versed in its feature set.
Table of Contents (26 chapters)
24
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25
Index

Editing files with the Nano and Vim text editors

Now that we know how to copy and move files, it would be useful to know how to edit them. There are multiple forms of text editors for Ubuntu, some available in the command line, and others in graphical environments such as the text editor in the desktop version.

Some may feel that command-line text editors are more complicated than Graphical User Interface (GUI) editors (and to be honest, they can be), but the main benefit is that you can use the same editor regardless of whether or not you have a GUI. In a way, this means the non-graphical editors are a bit more portable, and you can rely on them more. Almost all installations of Ubuntu will include the nano text editor, and you can rely on that more often than something like a particular GUI editor being available. In addition, the vim editor is another popular consideration. It’s a bit more advanced than nano, but in my opinion, much more powerful. In the following sections...