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add-apt-repository:tldr:42eeb
add-apt-repository: Update the package cache after adding a repository.
$ add-apt-repository --update ${repository_spec}
try on your machine
The add-apt-repository
command is used in Ubuntu and other Debian-based systems to enable the addition of new third-party software repositories. These repositories allow users to easily install and update software packages that are not available in the official Ubuntu repositories.
Here's a breakdown of the command:
add-apt-repository
: This is the main command that adds a repository to the system.--update
: This option tells theadd-apt-repository
command to refresh the package lists for the added repository, making sure that the latest software versions are available.${repository_spec}
: This is a placeholder for the specific repository you want to add. It should be replaced with the actual repository you want to add. For example, it could be a URL or a name of a PPA (Personal Package Archive).
By using this command with the --update
option and providing the appropriate repository specification, you can easily add and update external software repositories in your Ubuntu system.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.