Need to prevent a package from being installed
64546
How to forbid a specific package to be installed?
10985
Using an APT proxy for downloads during installation
25845
How to disable "extra packages can be installed" popup in Kubuntu 15.04?
64970
How to exclude a package from apt-get autoremove?
149688
how to hide files from package explorer
11035
Keep only essential packages
72297
are there any way to find the true package which I want to uninstall on Ubuntu?
112870
How can I remove all build dependencies for a particular package?
135635
How to completely remove virtual packages?
38527
How to disable third-party apps without uninstall?
100830
How to prevent unnecessary updates
59900
How to safely abort apt-get install?
56051
How do you protect your software from illegal distribution?
53603
Disable all software installation
1771
How to get rid of 'security updates available' warnings?
36938
How to remove an uninstalled package's dependencies?
138747
How to list installed packages in apt that are not backed by a repository?