Goodbye Cursor! 23 Practical Tips to Master Claude Code

# Type in Claude Code
> /bash

# After entering Bash mode, execute commands directly
$ ls -la
$ git status
$ npm install

plan mode on

Claude will first create a detailed plan:
1. Analyze requirements
2. Design architecture
3. List implementation steps
4. Estimate time

Execute? [Y/n]

"Please perform the following operations on all .js files in src/ directory:
1. Convert to TypeScript
2. Add type annotations
3. Fix ESLint errors"

@Button.tsx has issues with onClick handler, please fix
@api/* add error handling to all API files
@**/*.test.ts run all test files

> /clear
# Clear current session context

> /compact
# Compress lengthy conversation history

> /save context-name
# Save current context for later use

"Generate 5 page components based on the following template:
- Layout: Two-column
- Feature: List display
- Style: Use Tailwind
Page names: Users, Products, Orders, Comments, Settings"

"Refactor UserService class:
1. Split into smaller modules
2. Apply SOLID principles
3. Add unit tests
4. Maintain backward compatibility"

"Analyze performance bottlenecks in @pages/Dashboard.tsx:
1. Identify re-rendering issues
2. Find memory leaks
3. Optimize large data rendering
4. Provide specific optimization solutions"

"Generate complete test suite for @services/auth.ts:
- Unit tests: All public methods
- Integration tests: API calls
- Edge cases: Exception scenarios
- Mock data: realistic test data"

"Scan entire project and generate:
1. API documentation (OpenAPI format)
2. Component documentation (Storybook format)
3. README files
4. CHANGELOG"

"Analyze package.json:
1. Find unused dependencies
2. Check outdated packages
3. Identify security vulnerabilities
4. Recommend alternatives"

"Create Git automation script:
1. Format code
2. Run tests
3. Generate commit message
4. Create PR
5. Update CHANGELOG"

"Generate migration based on new data model:
Old model: @models/user.old.ts
New model: @models/user.new.ts
Generate:
- Migration script
- Rollback script
- Data transformation logic"

"Based on @api/openapi.yaml generate:
1. Mock server
2. Test data
3. Postman collection
4. Client SDK"

"Unify code style across entire project:
1. Apply Prettier configuration
2. Fix ESLint issues
3. Standardize naming conventions
4. Organize import statements"

"Perform security audit:
1. Scan for sensitive information leaks
2. Check SQL injection risks
3. Identify XSS vulnerabilities
4. Review access control"

"Add internationalization support to project:
1. Extract all hardcoded text
2. Create language files (EN/CN)
3. Implement language switching
4. Handle date/currency formats"

"Optimize build configuration:
1. Analyze bundle size
2. Implement code splitting
3. Configure tree shaking
4. Optimize loading performance"

"Integrate error monitoring:
1. Add Sentry configuration
2. Set up error boundaries
3. Implement log collection
4. Create alert rules"

"Create complete CI/CD pipeline:
1. GitHub Actions configuration
2. Automated testing
3. Code quality checks
4. Auto-deployment scripts"

"Implement performance monitoring solution:
1. Add performance tracking
2. Collect key metrics
3. Generate performance reports
4. Set performance alerts"

"Help me debug this issue:
[Paste error message]

Please:
1. Analyze error stack
2. Locate problem source
3. Provide multiple solutions
4. Explain root cause
5. Suggest preventive measures"

"Create complete user management system:
1. Design database model
2. Implement CRUD API
3. Create frontend interface
4. Add authentication & authorization
5. Write test cases
6. Generate documentation"

"Refactor legacy project:
1. Analyze existing architecture
2. Identify technical debt
3. Create refactoring plan
4. Implement migration gradually
5. Ensure functionality unchanged
6. Improve test coverage"

"Comprehensively optimize application performance:
1. Frontend performance analysis
2. API response optimization
3. Database query optimization
4. Cache strategy implementation
5. CDN configuration
6. Monitoring alert setup"