Fundamental concepts for web developers
How async JavaScript works under the hood with the event loop, call stack, and task queues.
Understanding React's rendering process, reconciliation, and optimization techniques.
Modern CSS layout techniques with Flexbox and Grid.
Common software design patterns and when to use them.
Optimize your web applications for speed and user experience.
Master TypeScript generics for flexible, type-safe code.
Compare REST and GraphQL APIs to choose the right approach.
Git branching strategies and workflows for teams.
How database indexes work and when to use them.
Essential web security concepts and best practices.
Get started with Docker containers and images.
Build automated deployment pipelines with CI/CD.
Principles and practices for writing clean, maintainable code.
Unit, integration, and E2E testing strategies.
Implement secure authentication with JSON Web Tokens.
Build responsive websites that work on any device.
State management patterns for modern web apps.
Understanding HTTP methods, headers, and status codes.
Essential data structures every developer should know.
Fundamental algorithms and their time complexity.
Game loops, fixed timestep, object pooling, and avoiding GC churn to hold 60fps.
Sprite batching, texture atlases, culling, and ParticleContainer for fast WebGL 2D.
The pixel pipeline, layout thrashing, cheap CSS properties, and hitting the frame budget.
Chrome DevTools, breakpoints, the Performance panel, and the console API beyond log.
The V8 heap, garbage collection, common leak patterns, and heap snapshots.
House edge, RTP, RNG, virtual reels, weighted symbols, payline evaluation, and the server-authoritative flow behind slot machines.