For new users, using the terminal view can seem a bit complicated. Don't worry! We will keep it really simple, and learning this way gives you a good grasp of how Git works. In the code above, you can …

What is a Repository? A Git repository is a folder that Git tracks for changes. The repository stores all your project's history and versions.

To combine the changes from one branch into another, use git merge. Usually, you first switch to the branch you want to merge into (often main or master), then run the merge command with the branch …

That is how you keep your local Git up to date from a remote repository. In the next chapter we will look closer at how pull and pull requests work on GitHub.

git fetch downloads new data from a remote repository, but does not change your working files or branches. It lets you see what others have pushed before you merge or pull.

Each time you run git stash, your changes are saved on top of a "stack". The most recent stash is on top, and you can apply or drop stashes from the top down, or pick a specific one from the list.

Commit Message Best Practices: Keep the first line short (50 characters or less). Use the imperative mood (e.g., "Add feature" not "Added feature"). Leave a blank line after the summary, then add more …

In Git, a branch is like a separate workspace where you can make changes and try new ideas without affecting the main project. Think of it as a "parallel universe" for your code.

The .gitignore file tells Git which files and folders to ignore (not track). This is useful for keeping log files, temporary files, build artifacts, or personal files out of your repository.

Git submodules let you include one Git repository inside another as a subdirectory. This is useful for adding libraries or dependencies managed in separate repositories, while keeping their commit …