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Personal Package Archive (PPA)

To manage PPA (Personal Package Archive) repositories on your system, you can follow these steps:

Check Codename​

To check the codename of your system, open your terminal and run the following command:

lsb_release -a

This command will display information about your system, including the codename.

Remove PPA​

To remove a specific PPA repository from your system, use the following command:

sudo add-apt-repository --remove ppa:xxx

Replace xxx with the actual name of the PPA you want to remove.

Check / List PPA​

To check or list the available PPA repositories on your system, use the following command:

apt-cache policy

This command will display a list of repositories along with their versions and priorities.

Edit sources.list​

To edit the sources.list file, which contains the repository information, use the following command:

sudo nano /etc/apt/sources.list

This command will open the sources.list file in the Nano text editor. You can make the necessary edits and save the file.

That's it! You now have the necessary commands to manage PPA repositories on your system. Remember to use caution when adding or removing repositories to ensure the stability and security of your system.