What is Claude Code?

Claude Code is the official CLIShort for Command Line Interface. A program you use by typing commands with your keyboard instead of clicking with a mouse. tool that lets you use Anthropic's AI assistant Claude in the terminalThe black screen on your computer where you type commands. Called Terminal on Mac and Command Prompt on Windows.. You can get AI help throughout the entire development process, from writing code to debuggingThe process of finding and fixing errors (bugs) in a program. and refactoringThe process of reorganizing working code to make it cleaner and more efficient..

Whether you're solving complex programming problems, learning new technologies, or improving existing code, Claude helps you in real-time. It's like having an experienced developer pair programmingA method where two people write code together on one computer. One person writes code while the other reviews, helping each other develop. with you.

💡 Simply put: Claude Code lets you chat with AI like texting a friend, but instead of sending memes, you're building cool stuff! Just ask "How do I build this?" and Claude creates the code and explains everything in simple terms.

Key Features

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Code Review & Improvement

Claude looks at your code and suggests ways to make it better. It knows all the best practicesThe most proven good coding methods that work well so you don't have to worry about doing things the "wrong" way.

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Refactoring Assistant

Got some old messy codeCode that works but could be organized better? Claude can clean it up and make it easier to understand and work with.

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Test Code Generation

Claude creates automatic testsPrograms that check if your code works correctly to make sure your code works properly. It even thinks of weird scenariosUnusual situations that might break your code you might not have considered.

Recommended for

  • Programming beginners - Claude explains everything in simple terms and cheers you on
  • Professionals tired of repetitive Excel tasks - Say goodbye to boring copy-paste tasks! Claude helps you create smart programs that do the work for you
  • Anyone needing a portfolio website - Create beautiful sites without knowing HTML/CSS
  • Developers learning new languages or frameworks - Accelerate your learning and immediately apply it to real projects
  • Independent developers seeking code reviews - Get feedback anytime, 24/7

Frequently Asked Questions

A. Absolutely! Don't worry if you've never coded before - Claude Code is your friendly coding buddy. Just tell Claude what you want in everyday language like "I need a website for my business" or "Help me organize my Excel data." Claude will create everything you need and explain each step like you're chatting with a helpful friend.

A. To use Claude Code, you need a Claude Pro plan subscription ($20/month) or higher. You cannot use Claude Code with the free plan.

Subscription Plans Pro Plan ($20/month) - Suitable for small projects | Max Plan ($100+/month) - Suitable for large projects

A. Don't stress about setup! Most people get everything running in 20-30 minutes. We'll walk you through every single step with screenshots, and if something goes wrong, we've got your back with easy fixes for common hiccups.

A. Examples of what beginners can build:

  • 📱 Personal websites or portfolios
  • 📊 Excel automation programs
  • 🤖 Simple chatbots or Discord bots
  • 📝 Work automation scripts
  • 🎮 Simple web games

Claude generates all the code and provides step-by-step instructions.

A. Claude speaks every coding language fluently! Whether it's Python, JavaScript, Java, or dozens of others - Claude has got you covered. Think of Claude as your multilingual coding assistant who never gets tired of translating your ideas into working code.

New to coding? Start with HTML/CSS/JavaScript for websites (super visual and fun!), or Python for automating boring tasks: undefined

A. Yes, you'll need internet since Claude lives in the cloud and helps you in real-time. Think of it like texting a super-smart friend who happens to be amazing at coding!

A. Your code is safe with Claude! Anthropic (Claude's creator) treats your projects like private diary entries - they're never used to train other AI models and are protected with top-level security. Your creative work stays yours.

Your Coding Journey Starts in 30 Minutes! 🚀

Ready to feel like a coding wizard? Let's get you set up and creating amazing things!

Mac 20-30분 • Windows 30-40분난이도: 쉬움
Let's Do This!
Jongjin Choi
Jongjin Choi aka Jin
Founded Forbes-featured coworking space "Hive Arena", currently exploring new opportunities
Following a 5-year career pause for family, while exploring new opportunities, I fell in love with Claude Code and created a guide that anyone can easily start with. Made with ❤️