Linux Git Guide

Linux Git Guide

Complete beginner-friendly guide to Git on Linux, covering Arch Linux, CachyOS, and other distributions including installation, basic usage, branching, and version control.

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Table of Contents

1. Git Installation
2. Git Configuration
3. Basic Git Commands
4. Branching
5. Remote Repositories
6. Troubleshooting

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Git Installation

Install Git

Arch/CachyOS:

# Install Git
sudo pacman -S git

# With GUI tools
sudo pacman -S git git-gui gitk

Debian/Ubuntu:

sudo apt install git

Fedora:

sudo dnf install git

Verify Installation

Check Git:

# Check version
git --version

# Check configuration
git config --list

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Git Configuration

Initial Setup

Configure Git:

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

# Set email
git config --global user.email "your.email@example.com"

# Set default editor
git config --global core.editor vim

View Configuration

Check settings:

# List all config
git config --list

# Check specific setting
git config user.name

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Basic Git Commands

Initialize Repository

Create repository:

# Initialize repo
git init

# Or clone existing
git clone https://github.com/user/repo.git

Basic Workflow

Common commands:

# Check status
git status

# Add files
git add file.txt
git add .  # All files

# Commit
git commit -m "Commit message"

# View history
git log

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Branching

Create Branch

Branch operations:

# Create branch
git branch new-branch

# Switch branch
git checkout new-branch

# Or create and switch
git checkout -b new-branch

Merge Branches

Merge:

# Switch to main branch
git checkout main

# Merge branch
git merge new-branch

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Remote Repositories

Add Remote

Connect to remote:

# Add remote
git remote add origin https://github.com/user/repo.git

# View remotes
git remote -v

Push/Pull

Sync with remote:

# Push to remote
git push origin main

# Pull from remote
git pull origin main

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Troubleshooting

Git Errors

Common issues:

# Check Git status
git status

# View Git log
git log --oneline

# Reset changes
git reset --hard HEAD

Merge Conflicts

Resolve conflicts:

1. Open conflicted file
2. Edit to resolve
3. Add file
4. Commit merge

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Summary

This guide covered Git installation, configuration, and basic usage for Arch Linux, CachyOS, and other distributions.

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Next Steps

• Development Environment - Development setup
• VS Code Guide - VS Code setup
• Git Documentation: https://git-scm.com/

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This guide covers Arch Linux, CachyOS, and other Linux distributions. For distribution-specific details, refer to your distribution's documentation.