Knowledge Base

Reference notes on the concepts that come up again and again in frontend and full-stack development.

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JavaScript
Scope, hoisting, closures, the event loop, and the async model — the fundamentals that show up in almost every frontend interview.
7 articles
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TypeScript
Structural typing, generics, narrowing, and utility types — how to describe real-world data shapes without fighting the compiler.
0 articles
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React
Rendering behavior, reconciliation, hooks, and state management — what actually triggers a re-render and how to keep component state predictable.
0 articles
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Next.js
Server and client components, routing, data fetching, and caching — the trade-offs behind SSG, SSR, and ISR, and when each one is the right call.
0 articles
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CSS & Styling
Flexbox, grid, the cascade, specificity, and responsive design — plus how utility-first frameworks like Tailwind change the day-to-day workflow.
0 articles
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Node.js & APIs
REST design, middleware, authentication, error handling, and the request lifecycle — building server-side JavaScript that fails safely.
0 articles
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Databases
Relational and document modeling, indexing, transactions, and ORMs — choosing between SQL and NoSQL and understanding the real cost of a query.
0 articles
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Web Fundamentals
HTTP, cookies, CORS, caching, security headers, and browser rendering — the platform-level knowledge that sits underneath every framework.
0 articles