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Explore the fascinating world of WeChat Mini Programs - the revolutionary app-within-app platform that transformed mobile development in China. Learn about architecture, development patterns, and technical implementation.

Dive deep into JavaScript Proxy - the powerful metaprogramming feature that lets you intercept and customize operations on objects. Learn handlers, traps, and real-world applications.

Master frontend live coding interviews with practical React component exercises. Learn data fetching, infinite scroll, form handling, and optimization techniques with step-by-step implementations.

Master your senior frontend engineer interview with this comprehensive guide covering system design, performance optimization, testing strategies, and modern best practices. Includes real-world examples and proven techniques.

Master web performance optimization with proven techniques for faster loading, better Core Web Vitals, and superior user experience. Covers general web apps and React-specific optimizations.