github

1. What is GitHub?
GitHub is an online platform where developers store, manage, track, and collaborate on code.

It uses Git, a version control system, to track every change in a project.

Think of GitHub like:

 Google Drive for code

 With history, teamwork, automation, and security features


2. What is Git?
Git is a version control system that:

 Tracks every change in files

 Stores all versions

 Helps developers work together

 Allows you to undo mistakes easily

Git runs on your computer.
GitHub runs on the internet.




3. GitHub Main Features (Detailed)
📌 Repositories

A "repo" is a project folder that contains:

 Code files

 Documentation

 History of changes

 Branches

📌 Commits

A "commit" is a snapshot of your project.
Example:

 “Added login page”

 “Fixed payment bug”

📌 Branches

Branches allow you to work separately without affecting main code.
Common branches:

,  main

 feature/login

 bugfix/paymenterror

📌 Pull Requests (PR)

Before merging your branch into main:

 Another person reviews your code

 You discuss changes

 Then merge

📌 Issues

Used to track:

 Bugs

 Tasks

 Feature requests

📌 GitHub Actions

Automation feature:

 Auto testing

 Auto deployment

 CI/CD pipelines




4. GitHub Workflow (Full Explanation)
STEP 1: Create Account

Go to github.com and sign up.

STEP 2: Install Git

Download from: git-scm.com

STEP 3: Configure Git

git config --global user.name "Your Name"

git config --global user.email ""

STEP 4: Create a Local Project

mkdir MyProject

cd MyProject