In this chapter, we have taken a crash course through the world of package management. As you can see, Ubuntu Server offers an amazing number of software packages, and very useful tools we can use to manage them. We began the chapter with a discussion on how package management with Ubuntu works, then we worked through installing packages, searching for packages, and managing repositories. We have also discussed best practices for keeping our server up to date, as well as the commands available for us to install the latest updates. The aptitude command is also a neat alternative to the apt suite of commands, and in this chapter we looked at its GUI mode as well as how it differs from Apt. Snap packages were also covered, which is an exciting up-and-coming technology that will greatly enhance software distribution on Ubuntu.
In Chapter 6, Controlling and Monitoring Processes, we're going to take a look at monitoring and managing the processes running on our server. We'll take a look...