Create a pull request – GitHub
Learn how to create a pull request on GitHub.
Git
Git is a version control system that you can use to back up snapshots of your code.
Push changes to a remote repository – GitHub
To push your local changes to your remote repository, use the git push command.
Add a collaborator to a repo – GitHub
Learn how to add a collaborator to your repository on GitHub.
Intermediate workflow – Git
Learn an intermediate workflow you can use to practice using Git.
Merge branches – Git
To merge branches in Git, use the git checkout and the git merge commands.