What is FLoC? | Articles | web.dev
What is FLoC? Stay organized with collections Save and categorize content based on your preferences. FLoC enables ad selection without sharing the browsing behaviour of individual users. FLoC provides a privacy-preserving mechanism for interest-based ad selection. As a user moves around the web, their browser uses the FLoC algorithm to work out its "interest cohort", which will be the same for tho
特定の端末のみで起こる WebView プチフリーズを Tracing を利用して追った話 - SmartNews Engineering Blog
こんにちは、スマートニュース株式会社の紀平です。 SmartNews のアプリ内では、最近 WebView を使った機能を多数公開しております。そのうちの一つにショッピングチャンネルという機能があるのですが、今日はそのショッピングチャンネルのタイムセール枠で以前発生した、謎のプチフリーズ問題の調査手法をご紹介します。 tl;dr 特定の Android 端末でプチフリーズが発生した 再描画領域を減らすことで現象は改善した Chrome の Tracing 機能を利用し、ブラウザのソースコードまで参照して、ついに根本原因まで突き止めた タイムセールで起こった問題 タイムセールは、SmartNews のショッピングチャンネル内において WebView で提供されている、期間限定のお得な商品をアグリゲーションした機能です。EC サイト各社のご協力の上にご提供しております。内部は HTML5 で開
Spectre の影響を受けないウェブを作るための概念実証について
.app 1 .dev 1 #11WeeksOfAndroid 13 #11WeeksOfAndroid Android TV 1 #Android11 3 #DevFest16 1 #DevFest17 1 #DevFest18 1 #DevFest19 1 #DevFest20 1 #DevFest21 1 #DevFest22 1 #DevFest23 1 #hack4jp 3 11 weeks of Android 2 A MESSAGE FROM OUR CEO 1 A/B Testing 1 A4A 4 Accelerator 6 Accessibility 1 accuracy 1 Actions on Google 16 Activation Atlas 1 address validation API 1 Addy Osmani 1 ADK 2 AdMob 32 Ads
Spectre
This site hosts a proof of concept for the Spectre vulnerability written in JavaScript. It was developed and optimized for Chrome 88 running on an Intel® Core™ i7-6500U processor on Linux. While it was confirmed to work on other CPUs (different vendor and/or generation), operating systems and Chromium flavors, you might have to adjust the configuration and it might work less reliably (or not at al
A safer default for navigation: HTTPS
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Beyond Console.log() – Level up Your Debugging Skills — SitePoint
You may have established a pattern of coding that utilizes a few key tools offered by your browser’s console. But have you dug any deeper lately? There are some powerful tools available to you, and they might just revolutionize the way you work. The Comfort Zone As developers, we like to find a way of working that make us feel efficient. The trap, though, is that we get comfortable with a certain
Chrome 90 Beta: AV1 Encoder for WebRTC, New Origin Trials, and More
$200K 1 10th birthday 4 abusive ads 1 abusive notifications 2 accessibility 3 ad blockers 1 ad blocking 2 advanced capabilities 1 android 2 anti abuse 1 anti-deception 1 background periodic sync 1 badging 1 benchmarks 1 beta 83 better ads standards 1 billing 1 birthday 4 blink 2 browser 2 browser interoperability 1 bundles 1 capabilities 6 capable web 1 cds 1 cds18 2 cds2018 1 chrome 35 chrome 81
2021-03-09のJS: Gatsby 3、Electron 12、ブラウザのライフサイクルの変化
JSer.info #530 - Gatsby v3がリリースされました。 Gatsby v3 Incremental Builds in OSS, new Gatsby Image, and more | Gatsby Gatsby v3.0 (March 2021 #1) ローカルでは実際にアクセスされたページだけをビルドすることで、全体を再構築せずにビルドする挙動がデフォルトとなっています。これによって必要なページだけをビルドするため、開発時のビルド待ち時間を少なくしています。 破壊的変更としてNode.js 12未満のサポート終了、React 17/webpack 5/ESLint 7へアップデート、globalのgraphqlではなくimportして使うように変更、APIの変更などが含まれています。 マイグレーション方法については、次のドキュメントに丁寧な解説が書かれています。
Capping macOS User Agent String on macOS 11 - otsukare
Update on 2021-03-02: Capping User Agent String - followup meeting This is to keep track and document the sequence of events related to macOS 11 and another cascade of breakages related to the change of user agent strings. There is no good solution. One more time it shows how sniffing User Agent strings are both dangerous (future fail) and source of issues. Brace for impact! Capping macOS 11 versi
Speeding up Chrome's release cycle
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What's New In DevTools (Chrome 90) | Blog | Chrome for Developers
New CSS flexbox debugging tools DevTools now has dedicated CSS flexbox debugging tools! When an HTML element on your page has display: flex or display: inline-flex applied to it, you can see a flex badge next to it in the Elements panel. Click the badge to toggle the display of a flex overlay on the page. In the Styles pane, you can click on the new icon next to the display: flex or display: inlin
CSS-in-JS support in DevTools | CSS and UI | Chrome for Developers
This article talks about CSS-in-JS support in DevTools that landed since Chrome 85 and, in general, what we mean by CSS-in-JS and how it's different from regular CSS that has been supported by DevTools for a long time. What is CSS-in-JS? The definition of CSS-in-JS is rather vague. In a broad sense, it's an approach for managing CSS code using JavaScript. For example, it could mean that the CSS co
Accessing hardware devices on the web | Articles | web.dev
Accessing hardware devices on the web Stay organized with collections Save and categorize content based on your preferences. The goal of this guide is to help you pick the best API to communicate with a hardware device (e.g. webcam, microphone, etc.) on the web. By "best" I mean it gives you everything you need with the shortest amount of work. In other words, you know the general use case you wan
Release v6.0.0 · puppeteer/puppeteer
v6.0.0 (2021-02-02) ⚠ BREAKING CHANGES chromium: The built-in aria/ selector query handler doesn’t return ignored elements anymore. typescript: Puppeteer now ships with built-in TypeScript definitions. This means you no longer need to install @types/puppeteer. We are aware that there are likely improvements that can be made to our types to improve the developer experience when using them; please o
Chrome 89 Beta: Advanced Hardware Interactions, Web Sharing on Desktop, and More
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Release v7.3.0 · GoogleChrome/lighthouse
Intent to Prototype: App history API
商業誌を20冊以上書いたボクがたどり着いたChromebookのテキストエディタ
DeepL APIを用いたChrome拡張機能「DeepLopener」を公開しました - Teahat
Notion – The all-in-one workspace for your notes, tasks, wikis, and databases.