What Is Git & GitHub? Complete Beginner Guide

 

Introduction

Git and GitHub are essential tools for developers today.
Whether you're building websites, mobile apps, or learning programming, you must understand how to manage code the right way.

---

What Is Git?

Git is a version control system.
It helps you track changes in your code over time.

Example Git tasks:

• Save code versions (commits)

• Revert to previous versions

• Create separate branches

---

What Is GitHub?

GitHub is a cloud platform that stores Git repositories online.
It allows developers to:

• Collaborate

• Contribute to open-source

• Share projects

---

Key Git Concepts

Repository

A folder that Git tracks.

Commit

A save point with a description.

Branch

A separate version of your project.

Merge

Combining branches.

---

Basic Git Commands

git init
git add .
git commit -m "First commit"
git push origin main

---

Why Git & GitHub Are Important

• Prevents code loss

• Enables collaboration

• Essential for jobs in software development