how can I force apt-get to replace installed packages?
71449
How can I revert a config file back to the originally installed version after I have edited it?
53588
How do remove the CD / DVD install as a source for apt-get packages when installing new features?
67149
How can I install apt packages non-interactively?
54710
How can I re install the APT Tool?
138747
How to list installed packages in apt that are not backed by a repository?
8722
How to make apt recognize an installed tar package?
157289
Why use apt-get upgrade instead of apt-get dist-upgrade?
16578
How to upgrade a single package using apt-get?
1687
How to revert software sources back to default?
25278
apt-get install with '-' (minus / hyphen) removes packages
35146
Will apt-get dist-upgrade upgrade my system to newer version?
93246
How to resolve conflicting distributions in apt-get
140893
Error when using apt-get update
79163
Sources missing in /etc/apt/sources.list, how do I get them back?
36938
How to remove an uninstalled package's dependencies?
53498
How do I find packages to install via apt-get
75879
How do I get add-apt-repository to work through a proxy?