Target package configured multiple times in /etc/apt/sources.list
991
How can I fix apt error "W: Target Packages ... is configured multiple times"?
34314
Why are there 2 packages for some applications (e.g. Chromium) in Ubuntu Software?
112870
How can I remove all build dependencies for a particular package?
85552
Removing all markup automatically changes package
120872
What is apt-cache used for?
115722
Apt sources.list problem , packages not found?
121912
How can I search for packages depending on a exact package?
19565
Restore default apt repositories in sources.list from command line
64127
How can I prevent installation of a specific package on Linux Mint?
121895
Using apt-get to remove packages and dependencies
93246
How to resolve conflicting distributions in apt-get
63206
Can the update manager download only a single package at a time?
109624
How do I tell apt to never upgrade a particular package?
130067
Applying options to already loaded package
86185
How to install a list of packages using apt-get?
95283
E: Malformed entry 54 in list file /etc/apt/sources.list (Component)
11039
Invalid filename extension in apt sources.list