Table of Content
Essential for front-end development and debugging! 100 precise tips to improve coding efficiency

Updated on:June-29th-2025
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A practical guide to mastering the core skills of front-end development and improving coding efficiency.
Core content:
1. Component development: From React components to state management, covering key skills for front-end component development
2. Style and layout: CSS modules, responsive layout, etc., master the best practices of front-end style layout
3. Performance optimization: React.memo, CSS variables, etc., practical skills to improve front-end performance
Yang Fangxian
Founder of 53AI/Most Valuable Expert of Tencent Cloud (TVP)
1. Component Development
1. React component: Write a functional component with TS that... (describe the function) 2. Component Props: Design a type-safe Props interface for...components 3. State management: Refactoring complex state logic of components with useReducer 4. Lifecycle: Implementing lifecycle requirements in React class components 5. Custom Hook: Create a custom Hook that handles...business logic 6. High-order components: Use HOC to implement... General functional enhancement of components 7. Conditional rendering: Optimize the rendering logic of multiple conditional judgments in...components 8. List Rendering: Implement a component with virtual scrolling for a list of data... 9. Form Components: Create a controlled... complex form component 10. Modal box: Implement a modal dialog component that supports barrier-free access 11. Drag component: Use react-dnd to implement the drag function of... elements 12. Infinite Scroll: Implement an infinite scroll loading solution for... long lists 13. Lazy loading: Use Suspense to implement dynamic lazy loading of components... 14. Error Boundaries: Add Error Capture and Degraded UI to…Critical Components 15. Context: Designing Context solutions that are shared across multiple layers of components 16. Performance Optimization: Use React.memo to optimize repeated rendering of components 17. Animation Components: Use Framer Motion to create interactive animations 18. Theme Adaptation: Creating Style Components that Support Dynamic Theme Switching 19. Internationalization: Add multi-language support to...components 20. Server-side components: Implementing... server-side components with Next.js 21. Composite Components: Design a composite component structure similar to Antd 22. Controlled and Uncontrolled: Implementing Dual-Mode Support for Components 23. Forward Ref: Use forwardRef to expose the DOM methods of components... 24. Portal component: create a special component that renders to the end of the body 25. Test components: Write complete unit test cases for the components...
2. Style and layout
26. CSS Modules: Solve… style conflicts with CSS Modules 27. Layout Solution: Implementing CSS Grid Layout for Complex Pages 28. Responsive: Write mobile-first responsive styles for...components 29. Theme variables: Design a multi-theme system based on CSS variables 30. Animation effects: Using @keyframes to achieve... loading animation 31. Style optimization: Use will-change to optimize the rendering performance of ... elements 32. Font processing: Optimize...web font loading and downgrade solutions 33. Image Adaptation: Implementing… the srcset solution for responsive images 34. Dark Mode: Add a dark theme switch function to the website... 35. Style Reset: Create a CSS reset scheme suitable for... projects 36. BEM specification: Write component styles according to BEM naming conventions... 37. Preprocessing: Refactoring the style structure of the project with Sass 38. Style Isolation: Solving the Style Pollution Problem of Micro-frontend Projects 39. Print Styles: Add a dedicated print style sheet for the... page 40. Viewport Adaptation: Dealing with the Special Needs of Mobile Viewports 41. Sticky layout: Implement sticky positioning of... elements 42. Gradient Effects: Use CSS gradients to achieve... visual design effects 43. Apply Filters: Add CSS filter effects to... pictures 44. Mix-blend-mode: Use mix-blend-mode to achieve...design effects 45. Clipping Path: Use clip-path to create... special shape elements
3. Logic and utility functions
46. Data processing: Write a formatting function for data of type ... 47. Date processing: using date-fns to implement...complex date calculations 48. Anti-shake and throttling: Add anti-shake/throttling control for high-frequency events... 49. Deep Comparison: Implement a function that deeply compares two objects 50. Data validation: Write utility functions to validate...data structures 51. URL processing: practical methods for encapsulating and processing URL query parameters 52. Storage encapsulation: unify localStorage/sessionStorage API 53. Request cancellation: Add AbortController support for fetch requests 54. Error Encapsulation: Creating a Unified API Error Handling Interceptor 55. Tree Operation: Implement search/filter methods for tree data 56. Array optimization: Optimizing array operations for large amounts of data 57. Cache strategy: Add memory cache for data requests... 58. Permission verification: Encapsulate the verification logic of front-end routing permissions 59. Encoding conversion: Dealing with the encoding and decoding of special characters... 60. Worker Encapsulation: Migrate Time-consuming Calculations to Web Workers 61. Type Guards: Writing Perfect TypeScript Type Guard Functions 62. Tool library: organize a collection of reusable tool functions in the project 63. Design Patterns: Using the Observer Pattern to Implement…Event Systems 64. State Machine: Use xstate to manage complex component states 65. Functional: Refactoring Data Processing with Ramda
4. Debugging and Optimization
66. Performance Analysis: Using Chrome DevTools to analyze... Page Stuttering 67. Memory Leaks: Locate and fix...component memory leaks 68. Rendering optimization: Solve the scrolling problem of the list page... 69. Bundle Analysis: Optimizing Output with webpack-bundle-analyzer 70. Repaint reflow: How to reduce layout jitter in... elements 71. Code Splitting: Optimizing Lazy Loading Splitting Strategies for Routes 72. Preloading: Add preload/prefetch for key resources 73. Cache strategy: Configure... Long-term caching solutions for static resources 74. Performance Monitoring: Collect and report... Page performance metrics 75. Error Monitoring: A Complete Solution for Building Front-end Error Monitoring 76. Console: Write useful console debugging helper methods 77. Debugging Tools: Creating…Business-specific React DevTools plugins 78. Log classification: Implement classification and filtering of front-end logs 79. Tracking debugging: Verify the accuracy of user behavior tracking 80. Mobile debugging: Use vConsole to debug mobile pages 81. Interface Mock: Building an API Mock Solution for a Project 82. Stress testing: simulating the front-end performance of high-concurrency scenarios 83. Memory Analysis: Analyze memory usage with Heap Snapshot 84. Rendering Tracking: Analyzing Component Rendering with React Profiler 85. Performance Indicators: Monitor and Optimize Lighthouse Scores
5. Engineering and Collaboration
86. Git Standards: Develop a standard template for team Git commit messages 87. Code Review: Create key checkpoints for front-end code review 88. Conflict Resolution: Best Practices for Handling Git Merge Conflicts 89. Document generation: Automatically generate API documentation with TypeDoc 90. Comment Standards: Examples of writing clear and effective JSDoc comments 91. Environment Configuration: Unify the configuration scheme of the team development environment 92. Scaffolding: CLI creation tool for customizing... technology stacks 93. Code Templates: Create code snippet templates for commonly used components 94. Standard Check: Configuring Strict Rules for ESLint+Prettier 95. Commit interception: Setting up Git hooks for code quality checks 96. Collaboration process: Optimizing Git branching strategy for multi-person collaboration 97. Problem Location: Create a troubleshooting flowchart for common problems 98. Knowledge sharing: Recording solutions to technical difficulties 99. Debugging Guide: Write debugging environment configuration documents for new members 100. Experience accumulation: transforming optimization experience into team standards