If you become proficient in using Git, the efficiency of your development work will improve dramatically.
Even beginners who are worried that "Git seems difficult" or "I don't know where to start" will be happy.
This article provides a clear explanation of Git from basics to advanced applications.
It also includes examples and commands, so you can learn how to use it just by reading.
- Complete guide to using Git for beginners
- What is Git? A beginner's guide
- Git installation flow (initial setup)
- Four commands to learn for basic operations
- Using Branches and Merges
- Which is better for beginners: GUI or CUI?
- Troubleshooting and recovery from mistakes
- Tips for continuing your studies and online resources
- Summary: The first step to leveling up
Complete guide to using Git for beginners
Conclusion: Git is a fundamental tool to learn
Git is a version control tool that every developer should know about.
It manages the history of code changes and prevents confusion even when multiple people are developing.
Even beginners will find it a powerful tool once they learn how to use it.
What is Git? A beginner's guide
Benefits and Necessity of Git
- Change history can be automatically recorded
-Multiple people can develop at the same time
-Easily revert to a previous state
Difference Between Git and GitHub
Git is the local management tool, and GitHub is the hosting service.
It's good to remember that Git is the basics and GitHub is the advanced version.
Git installation flow (initial setup)
How to install Git
It is compatible with Windows, Mac, and Linux, and can be easily installed from the official website.
Username/Email Settings
First, set the name and email address so we can keep track of who makes changes.
Example command:
1 | |
Four commands to learn for basic operations
git init/clone
・git init: Create a new repository
・git clone: Copy an existing repository
git add/commit/push
・git addAdd the modified files:
・git commit: Save your changes
・git push: Reflect to remote
Using Branches and Merges
git branch and checkout
A branch is a separate branch for your work, useful for things like creating new features.
git merge and conflict handling
Merging allows you to integrate changes, but conflicts will occur if you are editing the same place.
In that case, you will need to fix it manually.
Which is better for beginners: GUI or CUI?
Advantages of CLI operations
- Can be operated using only commands
Lightweight and fast
・Effective application
Recommended GUI tools
・SourceTree
・GitHub Desktop
Even beginners can easily operate it visually.
Troubleshooting and recovery from mistakes
Undoing a commit (reset/revert)
・git reset: Clear history and rewind
・git revert: Rewind while preserving history
How to revert to a previous state
git checkoutorgit resetYou can use to revert to a previous state.
Tips for continuing your studies and online resources
Introduction to interactive tools
・Try Git (You can practice online)
・Codecademy (from basics to advanced)
Public Institutions/Tutorial Links
・Ministry of Economy, Trade and Industry "IT Human Resource Development Roadmap" https://www.meti.go.jp/
・IPA "IT Passport Course" https://www.ipa.go.jp/
Summary: The first step to leveling up
If you understand and practice the basics of Git, you will definitely grow.
Review this article several times and try it out yourself.
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