Git commands : 

1. Git configuration :

git config --global user.name "<Your-Full-Name>" // Sets your name for all Git repositories.

git config --global user.email "<your-email-address>" // Sets your email for all Git repositories.

2. Git repository management :

git init // Initializes a new Git repository in the current directory.

git clone <url> // Clones a repository from a remote URL.

3. File status and staging :

git status // Displays the status of the working directory and staging area.

git add . // Stages all changes (new files, modifications, and deletions) for commit.

git commit -m 'message' // Commits the staged changes with a descriptive message.

4. Pushing changes :

git push // Pushes local commits to the remote repository.

5. Branching and switching branches:

git branch <branch-name> // Creates a new branch locally.

git checkout <branch-name> // Switches to an existing branch.

git checkout -b <branch-name> // Creates and switches to a new branch.

git merge <branch-name> // Merges the specified branch into the current branch.

6. Fetching and pulling changes :

git pull // Fetches and merges changes from the remote repository to your local repository.

7. Commit history and differences :

git log // Displays the commit history of the repository.

git diff // Shows the differences between files or commits.

8. Resetting changes :

git reset // Resets changes to the last commit or a specific state (e.g., git reset HEAD <file> to unstage changes).

git reset --hard // Resets the working directory and staging area to the last commit (losing local changes).