Jack Wallen shows how to use the .gitconfig file for global git configurations and a more efficient developer setup.

This Git and GitHub tutorial for beginners teaches how to use these source code version control tools that are at the heart of modern app development.

The Git index, along with the need to use the "git add" command before performing a commit, is often a source of confusion for beginners. These "git add" examples will make things clear.

Once the key is set up in GitHub, proceed to 1Password on your desktop to configure your .gitconfig file to sign with their SSH key.