Claude Code FAQ
💻 Installation and Environment
Q1: Which operating systems does Claude Code support?
- Windows: Windows 10/11 (recommended)
- macOS: macOS 10.14 and above
- Linux: Ubuntu 18.04+, CentOS 7+, other mainstream distributions
Q2: How to install Claude Code?
For detailed installation steps, please check the Installation Guide, which includes complete tutorials for all platforms.
Q3: What should I do if Claude Code won't start after installation?
Common solutions:
- Check if system requirements are met
- Run as administrator (Windows)
- Check firewall and antivirus settings
- Reinstall the latest version
Q4: How to configure proxy?
bash
# Set HTTP proxy
claude-code config set proxy.http http://proxy.example.com:8080
# Set SOCKS5 proxy
claude-code config set proxy.socks socks5://proxy.example.com:1080🔧 Features and Usage
Q5: Which programming languages are supported?
Claude Code supports almost all mainstream programming languages:
- Web: JavaScript, TypeScript, HTML, CSS
- Backend: Python, Java, Go, C#, PHP, Ruby
- Mobile: Swift, Kotlin, Dart (Flutter)
- System: C, C++, Rust
- Data: SQL, R, MATLAB
- Others: Shell, PowerShell, YAML, JSON
Q6: Can it generate test code?
Yes! Claude Code supports:
- Unit tests (Jest, Mocha, PyTest, etc.)
- Integration tests
- E2E tests (Playwright, Cypress)
- Test data generation
Q7: How to make generated code better match project style?
- Create
.claude-code.jsonconfiguration file in project root - Specify code style guide (like Airbnb, Standard)
- Provide existing project code as reference
- Use custom prompt templates
Q8: How to handle large projects?
- Modular approach: Break large projects into small modules
- Use project templates: Create reusable code templates
- Batch operations: Use batch processing for similar tasks
- Incremental development: Focus on changed parts
🛠️ Troubleshooting
Q9: What to do if Claude Code responds slowly?
- Check network connection quality
- Try using a proxy server
- Restart Claude Code application
- Clear cache:
claude-code cache clear - Contact technical support
Q10: Getting "API quota exceeded" error?
- Check current usage:
claude-code usage show - Wait for quota reset (usually 1 hour)
- Upgrade to a higher subscription tier
- Optimize frequency of code generation requests
Q11: What to do if generated code quality is poor?
- Improve prompts: Use more specific and structured descriptions
- Provide context: Include project information, tech stack, etc.
- Request step-by-step: Break complex tasks into smaller steps
- Learn prompt techniques: Check Tips & Tricks
Q12: Unable to connect to server?
- Check network connection
- Try using VPN or proxy
- Check firewall settings
- Update to the latest version
- Run network diagnostics:
claude-code network diagnose
📱 Usage Tips
Q13: How to improve code generation efficiency?
- Use structured prompts: Clearly specify requirements, inputs/outputs, constraints
- Provide examples: Give similar code samples
- Set context: Explain project type, tech stack
- Progressive development: Implement basic features first, then enhance
Q14: What makes a good prompt?
A good prompt should include:
- Clear requirements: Explain what functionality to implement
- Technical background: Framework, language, version used
- Input/output: Expected parameters and return values
- Constraints: Performance requirements, compatibility, etc.
- Code style: Naming conventions, formatting preferences
Q15: How to debug generated code?
- Segment testing: Test complex functions in small parts
- Add logging: Insert debug output at key points
- Use IDE: Take full advantage of IDE debugging features
- Unit testing: Write test cases for each function
Q16: How to learn more techniques?
- 📚 Read Best Practices documentation
- 📺 Watch tutorial videos
- 👥 Join Carpool Service
- 🔍 Study usage in open source projects
🎓 Learning and Advanced
Q17: How can beginners get started quickly?
Recommended learning path:
- Installation Guide - Complete basic installation
- Tips & Tricks - Learn basic operations and environment setup
- Best Practices - Master advanced prompt techniques
- Join community to share experiences
Q18: What learning resources are available?
- 📚 Official Documentation - Complete usage guide
- 📺 Video Tutorials - Technical sharing on Bilibili
- 👥 Carpool Service - Join group service
Q19: How to provide feedback and suggestions?
- GitHub Issues: Report bugs and suggest improvements
- Community discussions: Share experiences in Carpool Service
- Email feedback: Send detailed usage experiences
- Participate in testing: Experience new features and provide opinions
🔐 Security and Privacy
Q20: Will my code be saved?
- Claude Code does not permanently store user code
- Temporary data is cleaned after request processing
- Private deployment is recommended for sensitive projects
- Important code should be backed up locally
Q21: How to protect sensitive information?
- Code filtering: Set sensitive information filtering rules
- Environment variables: Use environment variables to store keys
- Comment cleanup: Avoid writing sensitive information in code comments
- Project isolation: Use separate environments for sensitive projects
Q22: Can it be used for commercial projects?
- Follow Claude's terms of service
- Pay attention to intellectual property issues
- Generated code requires human review
- Confidential projects are prohibited from use.
- This carpool service only provides technical support. Users assume all risks and consequences during usage.
📞 Getting Help
Q23: How to seek help when encountering problems?
- Check documentation: First check relevant documentation and FAQ
- Search history: Look for similar issues
- Detailed description: Provide complete error information and steps
- Version information: Specify system and Claude Code version used
Need More Help?
If the above questions don't resolve your concerns, welcome to:
- 🚀 Join Carpool Service
- 📖 Check Tips & Tricks and Best Practices
Tip: Check official updates regularly, as new versions usually fix known issues and add new features.