Why do we have to call `sudo apt-get update` more than once for Ubuntu?
21382
What does "sudo apt-get update" do?
109624
How do I tell apt to never upgrade a particular package?
96696
timeout errors in apt-get update/install
115187
How do I avoid checking for updates for a specific module?
79330
what does "sudo apt-get install aptitude" do?
69275
I installed a program by getting its source code, and then running `sudo make install`; how to make `apt-get` know about it?
122742
Why does apt-get install a newer dependency than supported by the specified package
51614
What will happen if i will terminate the update in between (from the terminal)
34720
What is the difference in command-line "sudo apt-get update" and using Synaptic or Auto-updater?
1512
Make apt-get (or aptitude) run with -y but not prompt for replacement of configuration files?
46155
What does apt-get install do under the hood?
103355
What the -f in the "apt-get -f install" command do?
12368
A "failed to fetch" error occurs when apt-get update is run. How do I fix this?
72082
Is using Software Updater the same thing as running apt-get update and apt-get upgrade?
3693
How to make a package manager wait if another instance of APT is running?
21184
Running "sudo apt-get update" returns connection errors
23713
What is "dist-upgrade" and why does it upgrade more than "upgrade"?