This detailed guide explains how to enable backports and testing repositories in Debian 13 trixie using the new deb822 ...

How to add a repository on Ubuntu and Fedora Repositories may be standard or non-standard. Once a non-standard repository has been added to your system’s list of repositories, the system can ...

This tutorial explains how to use the git remote add origin command to connect a local project or repository to a service like GitHub, GitLab or Bitbucket.

This git submodule add example demonstrates how a developer can use these steps to create a Git repository and add a new Git submodule to it.

Jack Wallen shows you how to add GPG repository keys, now that apt-key has been deprecated.