<Activity> – React
When an Activity boundary is hidden, React will visually hide its children using the display: "none" CSS property. It will also destroy their Effects, cleaning up any active subscriptions. While hidden, children still re-render in response to new props, albeit at a lower priority than the rest of the content. When the boundary becomes visible again, React will reveal the children with their previo
Web Interface Guidelines
Interfaces succeed because of hundreds of choices. This is a living, non-exhaustive list of those decisions. Most guidelines are framework-agnostic, some specific to React/Next.js. Feedback is welcome. Interactions Keyboard works everywhere. All flows are keyboard-operable & follow the WAI-ARIA Authoring Patterns. Clear focus. Every focusable element shows a visible focus ring. Prefer :focus-visib
TypeHero
Connect, collaborate, and grow with a community of TypeScript developers. Elevate your skills through interactive coding challenges, discussions, and knowledge sharing
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Incremental Adoption – React
React Compiler can be adopted incrementally, allowing you to try it on specific parts of your codebase first. This guide shows you how to gradually roll out the compiler in existing projects. You will learn Why incremental adoption is recommended Using Babel overrides for directory-based adoption Using the “use memo†directive for opt-in compilation Using the “use no memo†directive to exclude com
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Next.js Support Policy | Next.js by Vercel - The React Framework
Next.js publishes new versions to the canary channel daily. These pre-release builds undergo extensive internal testing before being promoted to a stable release. While we encourage you to experiment with the latest features on canary, we do not recommend serving production traffic from these versions. Once a major version is released, it enters the long-term support (LTS) phase. We highly encoura
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Components and Hooks must be pure – React
This reference page covers advanced topics and requires familiarity with the concepts covered in the Keeping Components Pure page. Why does purity matter? Components and Hooks must be idempotent Side effects must run outside of render When is it okay to have mutation? Props and state are immutable Don’t mutate Props Don’t mutate State Return values and arguments to Hooks are immutable Values are i
Workflow syntax for GitHub Actions - GitHub Docs
A workflow is a configurable automated process made up of one or more jobs. You must create a YAML file to define your workflow configuration. About YAML syntax for workflows Workflow files use YAML syntax, and must have either a .yml or .yaml file extension. If you're new to YAML and want to learn more, see Learn YAML in Y minutes. You must store workflow files in the .github/workflows directory
The 2024 Web Almanac
Web Almanac HTTP Archive’s annual state of the web report Our mission is to combine the raw stats and trends of the HTTP Archive with the expertise of the web community. The Web Almanac is a comprehensive report on the state of the web, backed by real data and trusted web experts. The 2024 edition is comprised of 19 chapters spanning aspects of page content, user experience, publishing, and distri
CSS Wrapped 2024
Chrome and CSS in 2024 journeyed through the forest, over the mountains, and across the seas… 2024 has been another amazing year for CSS! Cross-document view transitions and scroll-driven animations let you add more interactivity to your applications with a few lines of CSS. You can now animate to height: auto;, style scrollbars, and size text inputs to their contents. Many features have become Ba
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Microfrontends
GitHub - bodadotsh/npm-security-best-practices: How to stay safe from NPM supply chain attacks
react-router/decisions/0014-context-middleware.md at main · remix-run/react-router
[compiler] Rewrite React Compiler Docs by poteto · Pull Request #7868 · reactjs/react.dev
GitHub - upstash/context7: Context7 MCP Server -- Up-to-date documentation for LLMs and AI code editors
GitHub - goldbergyoni/nodejs-testing-best-practices: Beyond the basics of Node.js testing. Including a super-comprehensive best practices list and an example app (April 2025)
proposal-async-context/FRAMEWORKS.md at master · tc39/proposal-async-context
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