Tagged Questions

3
votes
1answer
241 views

How do I search for available packages from the command-line?

I have successfully installed some packages using the command line 'sudo apt-get install ...' when I have known in advance that those packages are available. But how can I search for or get a list of ...
16
votes
4answers
13k views

How can I get a list of all repositories and PPAs from the command line?

I know how to list all packages installed on my system. But how could I get a list of all repositories and PPA's? I know I can look into /etc/apt/sources.list and /etc/apt/sources.list.d, but I'm ...
20
votes
7answers
19k views

How do you select the fastest mirror from the command line?

I want to update my sources.list file with the fastest server from the command line in a fresh Ubuntu Server install. I know this is trivially easy with the GUI, but there doesn't seem to be a simple ...
2
votes
6answers
277 views

I want to know about Ubuntu basics: shell, command etc about Ubuntu. help!

I'm new to Ubuntu and I want to know some basics about Ubuntu/Linux, because I don't understand command line, shell, etc. Would anyone please explain about ubuntu shell, command and what's the meaning ...
4
votes
4answers
165 views

How can I get a complete list of non-standard repositories in use?

While doing some support audits I'd like to know what would be the most efficient/compact way to get a list of all extra reporitories being used on a given Ubuntu workstation using command line (not ...
8
votes
3answers
545 views

Is there a way to check if a program is available in the repository by commandline?

When i find a interesting program i want to test and install in ubuntu i first check if it's available in the repository. For that i use the software center. But does a possibility exist to check it ...
3
votes
1answer
336 views

Off-line Repository and software removal

I read up on the process here and came up with this script: for i in `ls -1 /var/cache/apt/archives` ; do sudo cp /var/cache/apt/archives/$i /home/jj/Documents/Repository ; done and to re-install: ...
24
votes
6answers
16k views

How do I fix the GPG error “NO_PUBKEY”?

I added some extra repositories with the Software Sources program. But when I reload the package database, I get an error like the following: GPG error [...] NO_PUBKEY [...] I know I can fix ...