How to Update Ubuntu and the differences between Upgrade and Dist-upgrade
How to update Ubuntu Info from man apt-get: update update is used to resynchronize the package index files from their sources. The indexes of available packages are fetched from the location(s) specified in /etc/apt/sources.list. For example, when using a Debian archive, this command retrieves and scans the Packages.gz files, so that information about new and … Read more