Server Actions vs Route Handlers comes down to one question: who is calling your server code? Use a Server Action when your own Next.js UI mutates data (forms, buttons, optimistic updates). Use a Rout
Next.js use cache is a directive that marks an async function, component or whole file as cacheable, so its output is stored and reused for matching inputs. It is the core of Cache Components, the cac
TanStack Start vs Next.js got a lot more interesting on October 13, 2026, when TanStack Start 1.0 went stable. I built the same small store in both frameworks, with the same routes, data, components a
React Compiler is a build-time tool from the React team that automatically memoizes your components and hooks, so you no longer write most useMemo, useCallback and memo calls by hand. In Next.js it is