This week, TypeScript 5.1 is released in beta with many improvements related to JSX and React!
React-Query plans to remove query callbacks in version 5, and this idea does not please everyone.
For React-Native developers, don't miss React-Native-Connection on June 1st in Paris! I participated to the talks selection committee, and we just published the complete line-up with international and local speakers. 10% discount with the code "REACTHEBDO".
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An important TypeScript release that will allow React to be able to declare its own valid JSX types. It is planned to use this new feature as soon as possible in React typedefs, which have already been forked to continue to support older versions (TypeScript <= 5.0).
There are good reasons to adopt TypeScript 5.1+ as soon as possible. It unlocks among other things:
the ability to use a React Server Component
asyncin JSX without TypeScript errors or workaround.
the ability to return all valid types for
ReactNode(string, array, boolean...) without needing a fragment (details).
other interesting improvements around JSX: namespaced attributes and linked editing (VSCode).
React-Query will remove the callbacks (
onSettled) from the
useQuery hook with v5. Dominik explains this choice and suggest alternatives more adapted to common cases, like displaying a toast. A controversial but necessary decision because these APIs were often misused. Note: callbacks are kept for
🧵 Dan Abramov - "good rule of thumb. for any “server components”: explains the minimum requirements for a proper Server Components implementation, taking full advantage of their potential. Presents the limitations of Qwik and Remix models.
👀 Next.js ships its own copy of React: copy used only when using App Router.
⚡ SpiderMonkey Newsletter (Firefox 112-113): "We’re working on improving performance for popular web frameworks such as React".
📜 Animating View Transitions: explains how to use the new View Transition API (Chrome 111+) in a React context with Next.js App Router, and in a MPA context. Interesting, but the proposed React integration doesn't look ideal.
📜 An Animated Guide to Reacts Optional Parameters: interactive article that presents some features of React APIs that we use less often.
📜 Next over Remix: feedback from a dev who had planned to switch to Remix, but finally stayed with Next.js.
📜 Building a blog with Next.js 13 and React Server Components: uses all the latest Next.js features to create a modern blog.
🎥 Must Know React Portability Patterns: good advices to reduce coupling of your code to a particular framework.
📦 Million.js 2.2.1 - Support for hooks and non-primitives. This thread gives interesting explanations about the difference between React and Million reconciliation.
📦 OpenNext 1.0: aims to make Next.js more portable thanks to serverless adapter.
Editing UI for your Markdown files
UI for MDX components
Supports static (SSG) and server-side rendering (SSR)
Option for visual editing (live-preview)
Build with reusable blocks
Test a starter site
npx create-tina-app@latest then visit
Watch the 4-min demo video
👀 Hover gesture coming soon to React Native Gesture Handler: future cross-platform API with support for iOS, Android, web.
👀 Image perf demo: shows the bad perf impact of using too large images on your React-Native apps.
📦 AnimateReactNative: more than 100 animations by Catalin Miron (paid product).
👥 React-Native-Connection (Paris, 1er June) is offering us -10% on entries (code "REACTHEBDO").
👥 Chain React (Portland, May 18-19) is offering us -10% on entries (code "thisweekinreact").
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Node.js 20 Now Available: with stable test runner, permission model, compiling to executable binary...
pretty-ts-errors: great idea to improve the TS DX in VSCode.
Chrome ships WebGPU: in Chrome 113+.
See ya! 👋
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