Git Cheatsheet for Beginners

Introduction to Git

• Version Control System: Track changes, collaborate, and manage code efficiently.

• Platform: Use Replit for a browser-based experience without setup hassles.

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Quick Start Guide

1. Create a Replit Project

• Sign in to [Replit].

• Create a New Project:

  • Select Developer Framework.

  • Search for bash and select the Bash Framework.

  • Click Remix and name it my-markdown-project.

2. Check Git Version

bash

git --version

• Expected output: git version 2.xx.x.

3. Configure Git (One-Time Setup)

Set your username and email:

bash

git config --global user.name "YourName"
git config --global user.email "youremail@example.com"

Check your configuration:

bash

git config --global --list

4. Create a Project Directory

bash

mkdir my-first-git-project
cd my-first-git-project
echo "Hello, Git!" > hello.txt

5. Initialize a Git Repository

bash

git init

6. Check Git Status

bash

git status

7. Add File to Staging Area

bash

git add hello.txt

• To add all files:

bash

git add .

8. Commit Your Changes

bash

git commit -m "First commit: added hello.txt"

9. Make a Change and Commit Again

Edit your file:

bash

echo "Git is awesome!" >> hello.txt

Check changes:

bash

git diff

Stage and commit:

bash

git add hello.txt
git commit -m "Added a second line"

10. View Commit History

Normal view:

bash

git log

Compact view:

bash

git log --oneline

11. Create a New Markdown Git Project

1. Move to the parent directory: bash

    cd ..
   

2. Create a new repository: bash

    mkdir my-git-journal
    cd my-git-journal
    git init
    echo "# My Git Journal" > README.md
    git add README.md
    git commit -m "Started my Git journal"
   

3. View the log: bash

    git log --oneline
   

12. Undoing Changes

• Restore a modified file: bash

    git checkout -- hello.txt
  

• Unstage a file: bash

    git restore --staged hello.txt
  

• Undo the last commit:

bash

git reset --soft HEAD~1   # Keeps changes staged
# or
git reset --hard HEAD~1   # Deletes commit and changes

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Key Commands Summary

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Conclusion

This cheatsheet provides a quick reference for using Git effectively. By following these steps, you can manage your projects and collaborate with confidence. Happy coding!