Browserslist now supports Baseline | Blog | web.dev
Published: September 16, 2025 Browserslist is a utility that tells build toolchains how to modify source code for a specified set of browsers. Browserslist relies on a query syntax that specifies exact versions of browsers, relative queries such as last 2 years, and even usage-based queries like > 0.5%. It's used by other popular tools such as Babel and PostCSS. Chances are, if you use any kind of
A brief history of JavaScript | Deno
↑↓Up or down tonavigate↵Enter toselectESCEscape toclose
Storybook をフル活用してテストを実装したその後の話 - Cybozu Inside Out | サイボウズエンジニアのブログ
この記事は、CYBOZU SUMMER BLOG FES '24 (Frontend stage) DAY13 の記事です。 こんにちは、フロリアでエンジニアとして活動している hacchan です。 現在 kintone ではフロリアというプロジェクトの中で、Closure Tools から React への移行作業に取り組んでいます。 以前、そのフロリアのチームの 1 つである Reactone チーム が Storybook をフル活用してテストを実装した話 を紹介しましたが、今回はそのアフターストーリーを紹介します。 Storybook のフル活用はやめた 以前の Reactone チームでは、Storybook の Test Runner を使って、Integration Test を実行するなど、Storybook をフル活用してテストを実装していましたが、新たな領域の刷新を開
2024-02-05のJS: TypeScript 5.4 Beta、Learn Testing/Performance、Interop 2024
JSer.info #679 - TypeScript 5.4 Betaがリリースされました。 Announcing TypeScript 5.4 Beta - TypeScript クロージャーにおけるNarrowing結果の改善、NoInfer Utility Typeが追加されています。 また、ES2024のObject.groupBy/Map.groupByをサポート、Import Attributesのサポートが追加されています。 そのほかには、target: "ES3"やoutオプションなどを非推奨として、次のTypeScript 5.5で削除されることがアナウンスされています。TypeScript 5.5で削除されるオプションは、次のIssueにまとめられています。 Feedback: 5.0 deprecations · Issue #51909 · microsoft/T
Release v4.0.0 · lquixada/cross-fetch
What's Changed BREAKING CHANGES Dropped support for Node 10 and 12. (Note: cross-fetch will likely continue working on those versions, but specs tests are not running on those Node versions and no support will be provided if issues come up.) Please check implementation conflicts in the Fetch API tests. FEATURES Added support for Node 18 and 20. Added support for Service and Cloudflare Workers (Fix
Testing The Swag Store Cypress.io Course
A couple of months ago I have announced a Cypress.io course Testing The Swag Store targeted at the beginners who want to learn web end-to-end and component testing using Cypress.io test runner. The short announcement video can be seen below It is hard to believe, but I have been on a roll creating lots and lots of lessons for this course. It now covers end-to-end testing, React component testing,
The origin private file system | Articles | web.dev
Motivation When you think of files on your computer, you probably think about a file hierarchy: files organized in folders that you can explore with your operating system's file explorer. For example, on Windows, for a user called Tom, their To Do list might live in C:\Users\Tom\Documents\ToDo.txt. In this example, ToDo.txt is the filename, and Users, Tom, and Documents are folder names. `C:` on W
Transformers.js
The Shawshank Redemption is a true masterpiece of cinema, a movie that deserves every bit of its status as one of the greatest films ever made. From its stellar performances to its unforgettable storytelling, everything about this film is a testament to the power of great filmmaking. Hugging Face is a technology company that was founded in 2016 by Clément Delangue, Julien Chaumond, and Thomas Wolf
Announcing Sandpack 2.0 and a Node.js runtime for any browser
Today, we are announcing Sandpack 2.0, which introduces Nodebox—a fast Node.js runtime that allows you to run server-side code in any browser. One year ago, we introduced Sandpack, an open-source in-browser bundler that allows you to run live running code examples on your website. We couldn’t have made a better decision. We knew how powerful Sandpack is (it's the bundler that powers CodeSandbox it
リリース、障害情報などのサービスのお知らせ
最新の人気エントリーの配信
j次のブックマーク
k前のブックマーク
lあとで読む
eコメント一覧を開く
oページを開く
Third Parties and Single Points of Failure
PerformanceElementTiming - Web APIs | MDN
GitHub - hoppergee/heic-to: Convert HEIC/HEIF images to JPEG, PNG in browser
Compression Streams are now supported on all browsers | Blog | web.dev
GitHub - chrisguttandin/worker-timers: A replacement for setInterval() and setTimeout() which works in unfocused windows.
Protractor Deprecation Update August 2023
Praxis — alternative iOS browser
Release v1.34.0 · microsoft/playwright
Unlighthouse
OPFS Explorer - Chrome Web Store
GitHub - Sandpack/nodebox-runtime: Nodebox is a runtime for executing Node.js modules in the browser.
