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Immer applies JavaScript proxies to handle immutable state updates. See how Redux Toolkit uses Immer and avoid common draft mutation pitfalls.

Jan 26, 2026, 4 min read

Immutable State the Easy Way: Understanding Immer

DNS resolution, record types, TTL behavior, DNSSEC, DoH, and HTTPS records explained so developers can debug production failures with confidence.

Jan 26, 2026, 4 min read

DNS Basics Every Developer Should Know

Build reliable npm release workflows using Changesets, GitHub Actions, and OIDC trusted publishing to automate monorepo versioning and changelog generation.

Jan 25, 2026, 4 min read

Release Workflows Made Easy With Changesets

How passkeys use public-key cryptography, WebAuthn flows, and FIDO2 origin binding to deliver phishing-resistant passwordless authentication on the web.

Jan 25, 2026, 4 min read

How Passwordless Login Works Under the Hood

Evaluate the Popover API, View Transitions, Navigation API, and CSS primitives as framework alternatives using Baseline to guide safe adoption.

Jan 24, 2026, 4 min read

Beneath Frameworks: Trust the Web's Primitives

SvelteKit remote functions replace manual API endpoints with type-safe server calls. Compare query, form, command, and prerender types to choose correctly.

Jan 24, 2026, 4 min read

A Beginner's Guide to Remote Functions in SvelteKit

DOM refs in React, Vue, Angular, and Svelte give you direct DOM access without breaking framework guarantees when declarative patterns fall short.

Jan 23, 2026, 4 min read

Refs Explained: How Frameworks Handle DOM Direct Access

Compare TanStack Start and Next.js across routing, server functions, and Vite integration to decide which React framework fits your team best.

Jan 23, 2026, 4 min read

Why Devs Are Moving to TanStack Start from Next.js

Trace slow database queries using query plans, slow query logs, and OpenTelemetry spans to identify N+1 problems, lock contention, and missing indexes.

Jan 22, 2026, 4 min read

How to Spot Database Queries That Hurt Your App's Performance

Build a custom React file upload component with drag and drop, validation, previews, and XHR progress tracking while keeping file inputs uncontrolled.

Jan 22, 2026, 4 min read

Building a Custom File Upload Component for React

Build real data tables using the HTML table DOM API with native methods that avoid XSS risks and produce semantic, accessible markup by default.

Jan 21, 2026, 4 min read

Tables Not Divs: A Simple API for Real Tabular Data

Add client-side search to static and JAMstack sites using Pagefind, Lunr, Fuse.js, or Algolia without maintaining a backend server or database.

Jan 21, 2026, 4 min read

How to Add Search to Your Website Without a Backend

Memoize JavaScript functions safely by handling object references, async edge cases, cache eviction, and React useMemo without causing memory leaks or bugs.

Jan 20, 2026, 4 min read

Practical Memoization Patterns in JavaScript

YouTube iframes damage LCP and INP scores. The facade pattern loads click-to-play placeholders instead, cutting main thread work before user interaction occurs.

Jan 20, 2026, 4 min read

Embedding YouTube Videos Without Slowing Down Your Site

The HTML output element displays live form results by linking inputs via the for attribute, the name attribute, and the HTMLOutputElement value property.

Jan 19, 2026, 4 min read

When Your Form Needs to Talk Back, Use the Output Element

Evaluate form builders by integration model, WCAG support, GDPR data residency, webhook security, and validation rules to avoid costly migrations.

Jan 19, 2026, 4 min read

Checklist for Choosing a Web Form Builder

npm-check-updates helps you update package.json ranges, respect semver boundaries, and keep lockfiles in sync without breaking CI pipelines.

Jan 18, 2026, 4 min read

Smarter Package Updates With npm-check-updates

Strix uses autonomous AI agents to probe your application for broken access control, injection flaws, and business logic bugs before they reach production.

Jan 18, 2026, 4 min read

How to Find Security Gaps in Your App Using Strix

Array findLast and findLastIndex methods let you retrieve the last matching element or its index without mutating your data or writing manual loops.

Jan 17, 2026, 3 min read

How to Get the Last Matching Array Value in JavaScript

Build Angular apps fast using Google AI Studio Build mode, export to GitHub, and handle API key security with a proper backend proxy architecture.

Jan 17, 2026, 4 min read

How to Build an Angular App via Google AI Studio

Evaluate Preact security patches, the Preact 11 beta changes, and updated tooling including Vite and preact-iso to make informed production decisions.

Jan 16, 2026, 4 min read

What's New in Preact for 2026?

Avoid scroll jank by using Intersection Observer, refs, and useSyncExternalStore for React scroll position tracking without unnecessary re-renders.

Jan 16, 2026, 4 min read

Building Scroll-Aware Components in React

Compare OKLCH color tools, browser DevTools, and accessibility checkers to build perceptually uniform palettes that meet WCAG contrast ratios in CSS.

Jan 15, 2026, 4 min read

Useful Color Tools for Frontend Developers

Build a static documentation site with Docusaurus v3 using MDX, versioning, Algolia search, and React-based theming for fast, maintainable developer docs.

Jan 15, 2026, 4 min read

Building Documentation Sites with Docusaurus