Git & GitHub Tutorial

What version control solves Without version control you end up with folders named project-final , project-final-2 , project-really-final . A version control system records the ...

Set up who you are Git stamps every commit with your name and email. Configure them once, globally: Create a repository git init creates the hidden .git folder – the repository. ...

Why branches A branch is a movable pointer to a line of development. Because Git branches are just lightweight references to commits, creating one is instant. You keep main stable ...

What a remote is A remote is a copy of your repository hosted elsewhere – usually on GitHub . It is where you back up your history and share it with others. The default remote is ...

Why pull requests Pushing straight to main is risky on a shared project. A pull request (PR) proposes changes on a branch and opens them for review and automated checks before ...

Undo before committing Fix the last commit Forgot a file or mistyped the message? Amend it – as long as you have not pushed: reset vs revert These both “undo” commits but ...