Linked Questions

0
votes
0answers
51 views

How to check available packages in ubuntu server? [duplicate]

As we use yum repolist in CentOS or Redhat for checking all available packages, what is used for Ubuntu machine?
1895
votes
24answers
3.4m views

How to list all installed packages

I'd like to output a list of all installed packages into a text file so that I can review it and bulk-install on another system. How would I do this?
27
votes
4answers
7k views

How can I backup my PPAs?

Related to this question. But my concern is that over the past year, most of my more interesting (or used) applications are from PPAs, and just backing up my sources list won't add the associated ...
21
votes
3answers
30k views

list all the ppa repositories added to my system

How can I list all the ppa repositories added to my system and save it to a .txt file, so that I don't want to spend my time in searching for ppa's for fresh installations and i can just select a ppa ...
20
votes
5answers
4k views

How to list all the packages which are installed from PPAs?

I installed many packages from many PPAs on my system. I want to list all the installed packages which are installed from launchpad PPAs, not repositories. Is this possible through command-line?
10
votes
8answers
44k views

Repairing broken installation from Live USB without losing data

I recently broke my installation and I've tried in vain to repair it using apt-get and all his friends. Now I'm trying the live USB and I'm not sure how to continue. And I desperately don't want to ...
11
votes
5answers
5k views

Find what packages are installed from a repository

I'm trying to find what packages I have installed from a repository using terminal commands. I found a post somewhere saying I could use aptitude search "?origin (<repository>) ?installed", but ...
10
votes
3answers
1k views

Unable to upgrade from 16.04 to 18.04, no real error?

I received the notice that there's an update for my desktop install, but I'm unable to do so. There's no real error messages that I can see. I've run sudo apt autoremove, sudo apt upgrade, and sudo ...
-1
votes
1answer
669 views

PPA does not have a release date: apt update failed for some reason [duplicate]

Trying to remove a ppa which I shouldn't have installed: thufir@dur:~$ thufir@dur:~$ ll /etc/apt/sources.list.d/ total 28 drwxr-xr-x 2 root root 4096 Oct 26 05:57 ./ drwxr-xr-x 6 root root 4096 Oct ...
1
vote
1answer
278 views

PPA spring cleaning — list packages installed from a PPA?

This is a Q&A-style thing --- hoping to help you in this period of new LTS release(s). There are a lot of links in this post, follow them and upvote them to give the authors the relevant kudos. ...
2
votes
1answer
71 views

Check whether I have a certain ppa

How do I check whether I already have a certain ppa in my list? How do I search through my list of ppas?