Downloading, Installing, and Updating Programs the Easy Way

image with no caption

One of the handiest things about Ubuntu is that it is equipped with a very simple-to-use application installation mechanism. The engine behind this is called Advanced Package Tool (APT), which allows you to easily download, install, update, and remove software packaged in DEB archives, or packages.

APT is a rather foolproof way of installing programs; nothing will go missing, since it automatically downloads and installs any files that the main application you are installing requires to run. Tracking down such files, called dependencies, proves to be a significant ...

Get Ubuntu for Non-Geeks, 4th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.