693 articles — Page 25 of 58
How to fix Pinia store state not updating components — storeToRefs for destructuring, $patch for partial updates, avoiding reactive() wrapping, getters vs computed, and SSR hydration.
How to fix Vue Router 404 errors on page refresh in history mode — server configuration for nginx, Apache, Vite, Express, and Netlify, plus hash mode as a fallback.
How to reduce Webpack bundle size — code splitting, tree shaking, dynamic imports, bundle analysis, moment.js replacement, lodash optimization, and production build configuration.
How to fix Webpack dev server not reloading — Hot Module Replacement configuration, watchFiles settings, polling for Docker/WSL, HMR API for custom modules, and port conflicts.
How to fix Angular lazy loading not working — loadChildren syntax, standalone components, route configuration mistakes, preloading strategies, and debugging bundle splits.
How to fix RxJS memory leaks in Angular — unsubscribing from Observables, takeUntilDestroyed, async pipe, subscription management patterns, and detecting leaks with Chrome DevTools.
How to fix Angular form validation not working — Reactive Forms vs Template-Driven, custom validators, async validators, touched/dirty state, and error message display.
How to fix AWS Access Denied errors — understanding IAM policies, using IAM policy simulator, fixing AssumeRole errors, resource-based policies, and SCPs blocking actions.
How to fix Docker layer cache being invalidated on every build — Dockerfile instruction order, COPY optimization, ARG vs ENV, BuildKit cache mounts, and .dockerignore.
How to fix FastAPI dependency injection errors — async dependencies, database sessions, sub-dependencies, dependency overrides in tests, and common DI mistakes.
How to fix GitHub Actions matrix strategy issues — matrix expansion, include/exclude patterns, failing fast, matrix variable access, and dependent jobs with matrix outputs.
How to find and fix goroutine leaks in Go — detecting leaks with pprof and goleak, blocked channel patterns, context cancellation, and goroutine lifecycle management.