InfoQ Homepage JavaScript Content on InfoQ
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Next.js 11 Released with New Script and Image Loading Strategies
The Next.js team recently released Next.js 11. The new version strives to improve actual and perceived performance for developers and end-users (start-up time, third-party scripts loading, image and placeholder loading). Next.js v11 also provides an experimental codemod that migrates a Create React App application to Next.js.
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V8 Gets a Non-Optimizing Compiler Stage to Improve Performance
The latest version of the JavaScript V8 engine, V8 9.1, introduces a new intermediate compiler stage, called Sparkplug, that improves performance on real-world benchmarks by 5-15%, says V8 engineer Leszek Swirski. It will be available in the upcoming Chrome 91.
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TypeScript 4.3 Improves Property Write Types
TypeScript 4.3 improves property write types, more explicit overwriting of methods, and several other key additions.
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.NET News Roundup: Microsoft Build, .NET 6, MAUI, Visual Studio 2019, Project Reunion
It's been a busy week for the .NET community with this year's edition of Microsoft Build. During the event, Microsoft released new previews for .NET 6 and its related frameworks, along with a new version of Visual Studio, TypeScript 4.3, and more. InfoQ examined these and a number of smaller stories in the .NET ecosystem from the week of May 24th, 2021.
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Pyodide Brings Python and Its Scientific Stack to the Browser with WebAssembly
Mozilla announced that Pyodide, which aims at providing a full Python data science stack running entirely in the browser, has become an independent community-driven project. Pyodide uses the CPython 3.8 interpreter compiled to WebAssembly, and thus allows using Python, NumPy, Pandas, Matplotlib, SciPy, and more in Iodide, an experimental interactive scientific computing environment for the web.
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BlockLike.js Aims to Make it Easier to Go from MIT Scratch to JavaScript Programming
BlockLike.js is an educational JavaScript library that attempts to extend the block-based Scratch learning experience to JavaScript text-based programming.
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Zx - a Tool for Writing Better Scripts
Google recently released a new library called ZX, enabling developers to write CLI scripts using JavaScript without the hassle of dealing with Node.js directly.
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Relay Hooks Released, Improves User Experience with Data Prefetching
Robert Balicki and Juan Tejada, software engineers at Facebook, recently released Relay Hooks, a set of new APIs for fetching and managing GraphQL data. Relay Hooks have been battle-tested on the Facebook.com rewrite, and are the recommended way to use Relay at Facebook.
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Deno 1.10 Released with Shared Wasm Memory and Web Storage Support
The Deno team recently released Deno 1.10 with shared WASM memory support, an implementation of Web Storage API, remote import maps, improvements to the built-in test runner, and more.
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.NET News Roundup - Week of May 10th, 2021
.NET News Roundup: JetBrains .NET Days Online, TypeScript 4.3 RC, Visual Studio 2019, .NET vulnerability patches, Steeltoe, Telerik, and Akka.NET
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Angular v12 Released, Transitions to Ivy Rendering Engine
Mark Techson, developer advocate on the Angular Team, recently announced the release of Angular v12. Angular 12 transitions away from View Engine (now deprecated). Protractor is no longer included in new Angular projects. Angular components will additionally now support inline Sass.
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AWS Announces the General Availability of CloudFront Functions
Recently, AWS announced the general availability of CloudFront Functions, a new edge computing capability. With this new CloudFront feature, customers can run JavaScript functions across the Cloud Front edge locations worldwide.
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Grain: Your WebAssembly-First Programming Language - WebAssembly Summit 2021
Oscar Spencer recently presented Grain, a new strongly-typed, high-level language that compiles to WebAssembly. Grain includes functional programming features (e.g., type inference, pattern matching, closures) while allowing mutable variables. Grain also has a standard library with composite data structures (Option, Stack, Result) and system calls (e.g., I/O, process handling).
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Prisma ORM Tool Suite Is Ready For Production in Node.js and TypeScript Apps
Nikolas Burk, developer relations at Prisma — the database ORM — recently announced that all Prisma tools (Prisma Client, Prisma Studio, Prisma Migrate) are ready for production usage. Prisma Migrate graduated from preview this year and is now generally available.
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Content-Aware Image Resizing in Go and JavaScript
Oleksii Trekhleb, software engineer at Uber, recently explored the use of dynamic programming to speed up a CPU-intensive content-aware image resizing algorithm. Developers may use content-aware resizing to fit images into a variety of enclosing contexts (e.g., screen form factors, responsive layout container) while preserving the image’s key features.