Posts

Next.js 15 reversed aggressive caching defaults. The new opt-in model, use cache directive, and revalidation APIs change how production apps handle data freshness and performance.

Most TypeScript decorators fail in production because teams copy patterns without understanding the 5.0+ execution model. Here's how to build decorators that solve real problems.

Most form validation bugs trace back to runtime type mismatches. Learn how to build composable, type-safe validators that catch errors at compile time and scale across complex applications.

Most modal implementations break the browser's back button and lose state on refresh. Next.js intercepting routes solve both problems through file-system conventions that map URLs to overlays.

Most Next.js middleware failures in production stem from misunderstanding the Edge Runtime's constraints. Learn the patterns that separate resilient middleware from brittle implementations that break under load.

Most dashboard layout problems stem from forcing sequential rendering when parallel composition is needed. Learn how Next.js parallel routes solve complex layout patterns that break with traditional approaches.

Most Next.js SSR performance problems stem from waiting for all data before sending HTML. Learn how streaming SSR reduces TTFB from 800ms to under 100ms with React Suspense and proper implementation patterns.

Most Next.js routing problems stem from choosing the wrong wrapper component. Learn exactly when to use layouts versus templates, and why the distinction matters for state persistence and performance.

Most React state problems stem from choosing the wrong abstraction. Jotai's atomic approach solves composition, performance, and testability issues that Context API and Redux can't handle elegantly.

Most async state problems stem from treating server data like client state. TanStack Query separates these concerns with powerful caching, automatic refetching, and optimistic updates that eliminate boilerplate.

A practical comparison of Zustand and Redux Toolkit for React state management, including real code examples, bundle size metrics, and guidance on choosing the right tool for your project.

Learn production-ready patterns for implementing React error boundaries with error tracking, recovery strategies, and strategic placement for bulletproof applications.