InfoQ Homepage Web Development Content on InfoQ
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Firefox 72 Released with Better Privacy, User Experience and a Four-Week Release Cycle
The Firefox browser shipped new versions in 2020 which strive to improve privacy, user experience, and JavaScript and WebAPI support. Additionally, Mozilla will now release new Firefox versions on a monthly cycle.
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Tenko ES2020 JavaScript Parser
Tenko is a 100% specification compliant JavaScript parser authored in JavaScript. Tenko fully supports parsing for ES6 through ES2020 syntax and language features.
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CSS Motion Path Now Supported in Most Browsers
With the release early this year of Firefox 72, the CSS Motion Path specification is now implemented in most browsers. With CSS Motion Path, developers can implement a larger range of complex animations without resorting to JavaScript, or importing full-featured animation libraries like GSAP (GreenSock Animation Platform).
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Building (and Re-Building) the Airbnb Design System - React Conf 2019
Maja Wichrowska and Tae Kim, engineers at Airbnb, explained how Airbnb’s design system evolved its architecture and implementation in response to business and technical challenges encountered.
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Storybook 5.3 Released, Targets Design Systems, Supports Web Components
Storybook 5.3 was recently released and strives to allow developers to build production design systems faster. Storybook users can now document their components with MDX, have a documentation site automatically generated, and integrate with popular design tools like Sketch, Figma or Adobe XD. Storybook 5.3 also now officially supports web components.
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A Guide to Writing Properties of Pure Functions - John Hughes at Lambda Days 2020
John Hughes, co-designer of Haskell and Quickcheck, recently discussed property-based testing at Lambda Days 2020. Hughes presented in his talk five different strategies for coming up with properties and compared their effectiveness. Metamorphic and model-based properties reportedly show high effectiveness.
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TypeScript 3.8 Adds Private Fields and Top-Level Await
The TypeScript team announced the release of TypeScript 3.8, which includes type-only imports and exports, private fields, and top-level await.
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Chrome 80 Released with New Cookie Policy, Module Workers and Optional Chaining
Google recently released Google Chrome 80. Chrome 80 brings important changes to its cookie policy, supports modules in workers and optional chaining in JavaScript; adds new origin trials while graduating previous origin trials; links directly to text fragments on a page with a new hashtag syntax; and more.
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How to Scale a React Component - Jed Watson at React Conf 2019
Jed Watson, JavaScript architect, recently presented a talk at React Conf 2019 proposing solutions to the design and maintainability challenges posed by components, as they inevitably grow to accommodate a large series of use cases. Watson discussed the case of the react-select component, with 2.5M weekly npm downloads, and 100+ options to customize look and feel.
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Angular 9 Released with Ivy as Default Rendering Engine
Smaller bundle sizes, improved build times, and better debugging are just some of the new improvements available in Angular 9, the latest major release of Google's popular SPA (Single Page Application) framework.
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JSX Alternative HTM 3.0 Released, with Static Subtree Caching and TypeScript Support
The Hyperscript Tagged Markup (HTM) library, which proposes an under-1KB, transpiler-free alternative to JSX, released its third major iteration. HTM 3.0 now optimizes template rendering by automatically detecting and caching static sections of a template. HTM 3.0 also provides TypeScript typing files and documentation updates.
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Google's V8 Engine Adds Support for WebAssembly SIMD
The WebAssembly SIMD proposal has come to Google JavaScript engine V8, albeit still as an experimental feature. Exploiting data parallelism, V8 support for SIMD (Single instruction, multiple data) aims to accelerate compute intensive tasks like audio/video processing, machine learning, and more.
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Zero Server Framework Creates Web Apps from Node, React, HTML, MDX, Vue, Svelte and Python Files
The Zero Server web framework allows developers to create, build and develop web applications with server-side rendering and little to no configuration. Zero Server now accepts a mix of Node.js, React, HTML, MDX, Vue, Svelte, Python, and static files. Zero Server also now supports TypeScript.
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Npm, Inc. Announces Npm Pro for Independent JavaScript Developers
npm, Inc. recently announced the launch of npm Pro, designed for independent JavaScript developers. npm also rebranded its existing npm Orgs, which caters to teams of developers, as npm Teams.
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IoT Development with the Raspberry Pi
The Raspberry Pi is a series of low-cost, programmable computers that include a set of GPIO, or 'General Purpose Input Output', pins that can be used to connect and control external electronic devices, and to create Internet of Things (IoT) solutions.