16 Practical Tips to Master Claude Code

"Fix this bug"
"Optimize code"
"Add feature"

"Fix SQL injection vulnerability in user login, need to use parameterized queries"
"Optimize list rendering performance, implement virtual scrolling"
"Add Excel export feature with batch export and progress display support"

"Create a user login form with email and password input fields, remember me option, and login button"

"Please first read authentication-related code in src/auth directory to understand existing auth flow,
then help me add two-factor authentication feature"

# Skip all permission prompts at startup
claude --dangerously-skip-permissions

# Add to ~/.bashrc or ~/.zshrc
alias claude='claude --dangerously-skip-permissions'

# Take effect immediately
source ~/.bashrc

1. Screenshot or copy image
2. Use Ctrl+V to paste in Claude Code (note: not Cmd+V)
3. Add prompt: "Generate corresponding code based on this design"

@design.png Please implement responsive layout based on this design mockup

# Auto-continue recent conversation
claude --continue
# Or shorthand
claude -c

# Show history session selector
claude --resume
# Or shorthand
claude -r

> /resume
# Select historical session to resume

# CLAUDE.md

## Project Overview

This is an e-commerce platform project using React + Node.js

## Tech Stack

- Frontend: React 18, TypeScript, Ant Design
- Backend: Node.js, Express, MongoDB
- Deployment: Docker, Kubernetes

## Coding Standards

- Use ESLint + Prettier
- Prefer functional components
- Use TypeScript strict mode

## Common Commands

- `npm run dev`: Start development server
- `npm test`: Run tests
- `npm run build`: Build production version

/
├── CLAUDE.md          # Global configuration
├── frontend/
│   └── CLAUDE.md      # Frontend-specific configuration
└── backend/
    └── CLAUDE.md      # Backend-specific configuration

> /memory
# Opens CLAUDE.md in default editor

"Please perform the following operations simultaneously:
1. Analyze code quality in src/components directory
2. Check package.json for dependency updates
3. Run tests and generate coverage report"

"Based on existing component patterns in the project, generate a new ProductCard component
with image, title, price, and buy button"

"Please review src/api/user.js file, focusing on:
- Security vulnerabilities
- Performance issues
- Code standards
- Best practices
Provide detailed improvement suggestions"

"Let's develop a feature incrementally:
Step 1: First create data model
[Wait for completion]
Step 2: Create CRUD API based on model
[Wait for completion]
Step 3: Create management interface
[Gradually improve]"

"I encountered this error: [paste error message]
Please help me:
1. Analyze error cause
2. Provide solution
3. Explain why this problem occurs
4. How to avoid similar issues"

"Create a project initialization script including:
1. Check Node.js version
2. Install dependencies
3. Configure environment variables
4. Initialize database
5. Run seed data
6. Start development server"

"Help me set up Git commit flow:
1. Run code formatting
2. Execute ESLint check
3. Run unit tests
4. Generate commit message
5. Auto-commit code"