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Chrome for Developers

@ChromiumDev

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Mountain View, CA
Joined February 2010
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@ChromiumDev
Chrome for Developers
6 months
Chrome will disable third-party cookies for 1% of users from the start of 2024. If you use cookies with cross-site iframes, JavaScript, images, or other requests, it's time to take action. We've got what you need to prepare for the #CookieCountdown 🍪→
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@ChromiumDev
Chrome for Developers
4 years
At #ChromeDevSummit , we shared how to build high quality experiences using the latest web technologies. ✨ All sessions, including exclusive Lightning ⚡ talks are now available! →
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@ChromiumDev
Chrome for Developers
4 years
"Sometimes you just need a new perspective to shape the way you think” - @AllanVDM Allan and his team created web app @ZltoRewards to tackle youth unemployment in the Cape Town. Click for the video →
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@ChromiumDev
Chrome for Developers
6 years
📣Chrome 69 is rolling out now, check out the latest What’s new in Chrome video & post with @petele at Oh and also, Happy Birthday @GoogleChrome ! 🎂
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@ChromiumDev
Chrome for Developers
6 years
JavaScript modules are now supported in all major browsers!   @addyosmani and @mathias explain: 🔥 how to use JS modules 🚀 how to deploy JS modules responsibly ⭐️ what’s next for JS modules
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@ChromiumDev
Chrome for Developers
5 years
now includes an entire collection of articles to help developers build fast and performant @reactjs applications ⚡️
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@ChromiumDev
Chrome for Developers
3 years
HTML isn't done! We're working with @openuicg to bring new elements like `<popup>` and `<selectmenu>` to the Web Platform. These should enable easy popup and select-like UI that are accessible by default and work with auto-fill.
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@ChromiumDev
Chrome for Developers
3 years
⭐ Want to level up your web styling expertise? This course breaks down the fundamentals of CSS into digestible, easy to understand pieces. Learn the Core aspects of CSS and how to use them. Get started →
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@ChromiumDev
Chrome for Developers
5 years
🚀 Launching Lighthouse CI! 🚀 Run Lighthouse automatically on every commit. Validate changes are good before they go live. You can also monitor your progress over time. 🕑 →
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@ChromiumDev
Chrome for Developers
5 years
🚨BIG NEWS FROM THE BAY🚨 #ChromeDevSummit will be going down in San Francisco in less than a month! Be sure to tune into the livestream on Nov 11-12th → And go here to see if there's a CDS Extended event in your city →
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@ChromiumDev
Chrome for Developers
5 years
🆕We just announced ⚡️ It is a brand new site form the team behind this account✨Learn how to build for the web and measure if your site is meeting good practice goal❤️ It is open beta Today, so please give it a try & tell us what you think :)
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@ChromiumDev
Chrome for Developers
5 years
🔴 #ChromeDevSummit 2019 is [LIVE] now! Join the party to hear from Chrome engineers and leading web developers for a two-day exploration of modern web experiences. Schedule → It's all happening here 👇👇👇
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@ChromiumDev
Chrome for Developers
6 years
JavaScript can be one of the most expensive resources for a browser to process 💰. Learn how to ✂️JavaScript start-up time in our guide:
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@ChromiumDev
Chrome for Developers
5 years
🌠Today we released 🙊 It allows you to encode images using best-in-class codecs like MozJPEG, WebP, and OptiPNG. Works cross-browser, works offline, and ALL codecs supported even in a browser with no native support using power of WASM 🌈
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@ChromiumDev
Chrome for Developers
5 years
👨‍🔬<virtual-scroller> It's a potential future web platform feature. Check our roof-of-concept on the repo✨ 💻Code:
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@ChromiumDev
Chrome for Developers
10 years
We've open-sourced 750 Material Design icons, now available in SVG, PNG & as Spritesheets http://t.co/PFnyaK7XDL
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@ChromiumDev
Chrome for Developers
9 months
We love it when each item gets its own moment to shine 🤩 Use CSS scroll-driven animations to get this effect with only a few lines of code! #GUISnippets
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@ChromiumDev
Chrome for Developers
5 years
📣Announcing Puppeteer for Firefox 🤹🏻‍♂️💕🦊 An experimental project for controlling Firefox using Puppeteer's API. Still missing features but give it a try and let us know what you think! npm i puppeteer-firefox Learn more:
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@ChromiumDev
Chrome for Developers
5 years
🔥 Class fields are coming to JavaScript! Public class fields ship in @v8js v7.2 and Chrome 72, and work is underway to support private fields as well. @mathias explains:
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@ChromiumDev
Chrome for Developers
4 years
🔴Here we go! 🔴 We're LIVE for Day 2 at #ChromeDevSummit with talks, demos, #AskChrome answers, and much more! Schedule → Tune in now ↓
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@ChromiumDev
Chrome for Developers
6 years
📣Starting TODAY, we��re rolling out changes to mark all sites that are not encrypted with HTTPS as “not secure”
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@ChromiumDev
Chrome for Developers
5 months
Four new international CSS features from the CSS Text Module Level 4 are coming to Chrome. Chrome 118 for 7 languages, 119 for Japanese, and two more features under development for Chinese, Japanese and Korean. Find out more:
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@ChromiumDev
Chrome for Developers
6 years
❓How does browser turn code we write into a functional site? 🕵️‍♀️ @kosamari is on her mission to find out what happens inside of a web browser 📚Part 1: CPU, GPU, Memory, and multi-process architecture
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@ChromiumDev
Chrome for Developers
4 years
📢Introducing Web Vitals, an initiative by Google to provide unified guidance for quality signals that are essential for great user experiences on the web. More at
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@ChromiumDev
Chrome for Developers
6 years
🔥 The Intl.RelativeTimeFormat API enables localized formatting of relative times (e.g. “yesterday”, “42 seconds ago”, or “in 3 months”) without sacrificing performance. @mathias explains:
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@ChromiumDev
Chrome for Developers
8 years
We improved the "randomness" of JavaScript's Math.random() in Chrome:
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@ChromiumDev
Chrome for Developers
4 years
🚨 Announcing a brand new podcast all about CSS: 🚨 🎉 The CSS Podcast 🎉 co-hosted by @una && @argyleink Listen as they gleefully break down complex aspects of CSS into short, digestible episodes Here's Episode 1 & links to subscribe 👇👇👇 ☝️☝️☝️
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@ChromiumDev
Chrome for Developers
4 years
🔴 [LIVE] #webdevLIVE DAY 2 is upon us! We're jumping to the next time zone for another day of talks about what’s new and what’s cool for today’s modern web developer. Watch here or head to with your questions.
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@ChromiumDev
Chrome for Developers
6 years
🚢 Congrats on friends at @firefox for shipping Firefox Quantum✨🙌 Awesome work improving browser performance 🔥💨
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@ChromiumDev
Chrome for Developers
4 years
📢 Announcing Core Web Vitals support across all your favorite developer tools! - PageSpeed Insights - Lighthouse + CI - Chrome DevTools - Chrome UX Report - Search Console ...and more!
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@ChromiumDev
Chrome for Developers
2 years
Chrome 100 ships today. So we built a timeline of #100CoolWebMoments 🎉 It’s been fun reminiscing and seeing how the web has evolved. Remember when we got Media Source Extensions? Or when the first Flexbox working draft was submitted? Check it out at
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@ChromiumDev
Chrome for Developers
4 years
🎨 now supports AVIF! ➡️ Next-generation open image format. ➡️ Significantly outperforms JPEG & WebP lossy formats. ➡️ Supported natively in Chrome 85 Give it a try with your own images!
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@ChromiumDev
Chrome for Developers
4 years
🔴 [LIVE] IT’S ALL HAPPENING! #webdevLIVE kicks off now. Tune in to celebrate our community's actions, learn modern web techniques, and connect with one another across multiple time zones. To ask questions →
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@ChromiumDev
Chrome for Developers
6 years
📣 Announcing... brand new guides! 📦 Web Perf Optimization with webpack ✂️ Reduce front-end code size 🖥 Monitor it to stay fast ➡️ from @iamakulov & @addyosmani
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@ChromiumDev
Chrome for Developers
8 months
The newest updates in Chrome 117 will help you with your animations! 🪄 Some updates include: ⚡️ Animating entry effects from display: none ⚡️ Using overlay to animate top layer elements
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@ChromiumDev
Chrome for Developers
4 years
🏷️ Web NFC reaches a key milestone - it is coming soon! Check out
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@ChromiumDev
Chrome for Developers
6 years
On sticker ops duty this morning 😻
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@ChromiumDev
Chrome for Developers
7 years
📣Together with Mozilla, Microsoft, Samsung, & W3C - we are going to put cross browser documentation in MDN Web Docs✨
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@ChromiumDev
Chrome for Developers
2 years
🎉 We've launched another new course. Say hello to Learn Accessibility, written by @cariefisher . Seven modules are available now, and the full course will roll out over the rest of this year.
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@ChromiumDev
Chrome for Developers
2 years
Interop 2022: major browser vendors Apple, Google, Microsoft and Mozilla, plus Igalia and Bocoup, have come together to solve the top browsers compatibility issues identified by web developers. Read more:
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@ChromiumDev
Chrome for Developers
3 years
✨ We’re updating our Learn CSS course with 6 new modules over the next few weeks and today we're launching lists! 📝 Learn about how to take advantage of CSS properties like ::marker and list-style 👀 Live on now:
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@ChromiumDev
Chrome for Developers
5 years
🚪Portals, combined with associated APIs, will fundamentally change the way users transition between web pages. 🚩It is now available in Chrome Canary, behind an experimental flag
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@ChromiumDev
Chrome for Developers
7 years
V8 5.7 news! 🔥 ES2017 async functions now as fast as Promises ⚡️⚡️ Promises perf doubled 🔍 15% faster RegExp ^addy
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@ChromiumDev
Chrome for Developers
3 years
Starting today on Android, some users will get a richer PWA installation dialog on Twitter. - Want the same for your PWA? - Easy. Add the `description` and `screenshots` member to your manifest and you're done. Read  more for details
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@ChromiumDev
Chrome for Developers
4 years
⚡ Core Web Vitals are the metrics that every site should measure, and doing so has never been easier, thanks to the new web-vitals JS library (by @philwalton ). The library is tiny (~1K), modular, easy to use, and works with any analytics tool you want:
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@ChromiumDev
Chrome for Developers
5 years
What Firebug did for developers, VisBug does for designers: it's an open source JavaScript-based web design toolset 🎨 Take a look at Github repo and maybe fork & try it on your own💪
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@ChromiumDev
Chrome for Developers
13 years
How Browsers Work: Behind the Scenes of Modern Web Browsers http://t.co/G1RpVYz ^pi
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@ChromiumDev
Chrome for Developers
6 years
You can now present web pages to secondary attached displays with the Presentation Web API in Chrome 66 💻+ 🖵 = ❤
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@ChromiumDev
Chrome for Developers
7 years
🚩 Chrome's autoplay policies are about to change for the better.
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@ChromiumDev
Chrome for Developers
10 years
JS Console Protip: `keys(window)` will reveal your current global variables. http://t.co/ZfjPiYKsKL
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@ChromiumDev
Chrome for Developers
11 years
DevTools: "Copy as Curl" added to network panel to reproduce any network request. http://t.co/T2x7M9xAIf
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@ChromiumDev
Chrome for Developers
4 years
Due to adjusted work schedules, we’re pausing upcoming Chrome & Chrome OS releases. Our goal is to ensure they continue to be stable, secure, & reliable for anyone who depends on them. We’ll prioritize updates related to security, which will be included in Chrome 80. Stay tuned.
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@ChromiumDev
Chrome for Developers
2 years
CSS may be simple to learn, but it is not easy. 🫠 @argyleink shows how a “simple” box is broken down into a: ▪️ Content box ▪️ Padding box ▪️ Border box ▪️ Background box ▪️ Shadow box Learn more on the latest #GUISnippet
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@ChromiumDev
Chrome for Developers
6 years
PageSpeed Insights now integrates real world user experience data from Chrome User Experience Report: — give it a try!
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@ChromiumDev
Chrome for Developers
8 months
Exciting things are coming tomorrow 👀 🦖
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@ChromiumDev
Chrome for Developers
2 years
🎉 Today we're launching our latest course. Say hello to Learn HTML, written by @estellevw The first five modules are available today, the full course will roll out over the rest of this year. ➡️
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@ChromiumDev
Chrome for Developers
4 years
Hello world 👋 🌎🌍🌏 #webdevLIVE is coming to a timezone near you! We’re planning a three-day digital event starting June 30th where developers can come together to hear about the latest, most helpful updates to the platform. Learn more here →
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@ChromiumDev
Chrome for Developers
6 years
🔥 BigInt brings arbitrary-precision integers to JavaScript!   With native BigInt support, you can finally forget about inaccurate integer arithmetic and Number.MAX_SAFE_INTEGER overflow. @mathias explains:
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@ChromiumDev
Chrome for Developers
5 years
📱🖥Progressive Web Apps: now universally installable in ... ➡️Chrome on Android ➡️Chrome OS ➡️Windows ➡️Linux ➡️macOS 🎉 #io19
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@ChromiumDev
Chrome for Developers
4 years
Flexbox gap! Need some background, want to know timing of when it hits Chrome stable, or to just ramp up in general!? CSS Chromie @argyleink conjured a post with some help from the implementing engineer David Grogan. 👇
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@ChromiumDev
Chrome for Developers
2 years
🚨 Announcing: the UI Fund 🚨 An open source fund designed to provide grants for folks who work on design tools, CSS, and HTML What kind of projects can apply? - Open UI work - Spec writing - A11y work - Polyfills and tooling #Designcember ❄️ Read on:
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@ChromiumDev
Chrome for Developers
5 years
Very excited to announce the launch of our Angular collection at ! 🔥 Huge thanks to @mgechev and everyone on the @angular team for making this possible 🙌
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@ChromiumDev
Chrome for Developers
10 years
We released Web Starter Kit 0.5.0! ~ refreshed boilerplate & tooling for multi-device sites http://t.co/RAfN9U0s8S
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@ChromiumDev
Chrome for Developers
6 years
❗️❗️❗️ "today’s Windows Insider build enables Service Workers by default in Microsoft Edge for the first time." ❗️❗️❗️ Awesome work @MSEdgeDev 🙌
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@ChromiumDev
Chrome for Developers
7 years
Chrome 61 Beta is loaded! JS modules, WebShare, WebUSB, Smooth Scroll, Device RAM, Payment Request, Visual Viewport.
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@ChromiumDev
Chrome for Developers
6 years
Happy birthday @firefox
@firefox
Firefox 🔥
6 years
Today is our 14th birthday! 🎉 A million thanks to all of you who have been with us since the very beginning, the folks who have recently found their way back to us AND to those who haven't yet but might today since it's our birthday and all:
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@ChromiumDev
Chrome for Developers
5 years
📖Portals It's a proposal for enabling seamless navigations between sites🦋(It's kinda like iframe but different) It enables a page to show another page as an inset w/ seamless transition💃 Check it out & please give us feedback! 📝Explainer:
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@ChromiumDev
Chrome for Developers
7 years
Twitter Lite sees 75% increase in tweets with new PWA and reduces Data usage. Read all about it 👉
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@ChromiumDev
Chrome for Developers
5 years
#ChromeDevSummit registration is open! Request an invite for our annual developer summit taking place in San Francisco, CA on 11—12 November 2019. Join us in person or on the livestream to hear about our latest product and platform innovations →
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@ChromiumDev
Chrome for Developers
6 years
Did you know you can handle promises in for loops? @DasSurma shows you how in this ⚡️Supercharged Microtip Watch here 👉
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@ChromiumDev
Chrome for Developers
6 years
`window.onresize` is no longer the only game in town! We got new Resize events for DOM in Chrome 63, see demo of ResizeObserver📏 by @ebidel
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@ChromiumDev
Chrome for Developers
6 years
If you're still using console.log() to find and fix JavaScript issues, you might be spending more time debugging than you need to. This tutorial shows you how you can debug your JavaScript as quickly as possible. Watch now →
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@ChromiumDev
Chrome for Developers
5 years
Turns out, iOS 12.2 beta 1 (build 16E5181f) is “one heck of a release for Progressive Web Apps.” 🎉 👉 Read @tomayac 's latest article, and hopefully you agree: . 👏 Keep up the great work, team @webkit !
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@ChromiumDev
Chrome for Developers
5 years
🎉We're experimenting with the Native File System API! After a user grants access, the site can interact with those files or directories. Apps like text, photo, and video editors, IDEs, & more are now easier than ever. Full details at #nativefs 🎉💾
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@ChromiumDev
Chrome for Developers
6 years
Puppeteer 1.1.0 released! 💥 #releaseonfridays Chromium 66, methods for testing service worker caching strategies 👩‍💻, more xpath ❤️, cert info API 🔒, enable/disabled ⛔️browser caching. ^ @ebidel
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@ChromiumDev
Chrome for Developers
8 years
Bored? :) Learn how to make your existing site work offline with Service Worker 🎉📵 Codelab:
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@ChromiumDev
Chrome for Developers
3 months
The properties scrollbar-color and scrollbar-width are now available ✨ Learn more about CSS updates in Chrome 121 →
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@ChromiumDev
Chrome for Developers
5 years
🖼 Image Lazy Loading on the web is happening! and it's as easy as adding `loading="lazy"`. It is available behind flags on Chrome Canary! Go try it out 🙌
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@ChromiumDev
Chrome for Developers
2 years
🆕 GUI Challenge Thinking on *loading bars* make the `<progress>` element rad and accessible 🤓 watch → read → try it → source →
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@ChromiumDev
Chrome for Developers
6 years
🔒Moving towards secure-by-default indicators! Chrome's plan to evolving security indicators.
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@ChromiumDev
Chrome for Developers
3 years
After a decade of WebGL bringing 3D graphics to the web and enabling all sorts of new experiences, it's now time to upgrade the stack and help web developers take full advantage of modern graphics cards. WebGPU arrives just in time! ~ @mrdoob Read 🚀
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@ChromiumDev
Chrome for Developers
6 years
"Introducing headless Chrome support in Cloud Functions and App Engine" by @ebidel Puppeteer'ing 🤹🏻‍♂️ in the ☁️with headless Chrome now working out-of-the-📦on: ✅Google Cloud Functions ✅Firebase Functions ✅App Engine #BrowserAsA (web)Service
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@ChromiumDev
Chrome for Developers
8 years
Chrome intending to change behaviour of <link rel="stylesheet">. Find out more from ^SW12
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@ChromiumDev
Chrome for Developers
3 years
🆕 #GUIchallenges from @argyleink ! "Thinking on ways to solve a SIDENAV" ✅ responsive ✅ keyboard support ✅ cross browser ✅ grid + :target ✅ transforms ✅ light & dark theme Watch Read Demo
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@ChromiumDev
Chrome for Developers
6 years
is a pretty nice tool for comparing latency of a URL around the world🌎🌍🌏 awesome job by @tjholowaychuk
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@ChromiumDev
Chrome for Developers
5 years
🔒 Trusted Types is a new browser API to help prevent Cross-Site Scripting, specifically DOM XSS. @kkotowicz explains how it works:
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@ChromiumDev
Chrome for Developers
10 months
The RAM technique ✨ Check out how @Una uses grid functions for repeat(), auto[fill/fit], and minmax() to create responsive boxes! →
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@ChromiumDev
Chrome for Developers
3 years
📢 Introducing: libSquoosh libSquoosh is an experimental Node library on top of which the Squoosh CLI is built, giving you all the capabilities for the Squoosh CLI with a JavaScript-idiomatic interface. Read more here👇
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@ChromiumDev
Chrome for Developers
8 years
Simplehttp2server lets you check out HTTP/2 & its impact on your webapps. More here:
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@ChromiumDev
Chrome for Developers
3 years
🎉 Fantastic announcement from our partner Adobe at their annual @AdobeMax conference: Photoshop 🎨 is coming to the Web! 👉 Read up on how the Adobe and the Chrome team managed this incredible achievement and go check out the beta!
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@ChromiumDev
Chrome for Developers
3 years
✏️ Connect, create, learn — 100% virtually at #ChromeDevSummit 2021. Request an invite 👉
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@ChromiumDev
Chrome for Developers
6 years
Accelerate your Javascript with @addyosmani 's performance tool suggestions in this week's State of the Web with @rick_viscomi . ⚡️Watch here →
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@ChromiumDev
Chrome for Developers
4 years
Annnnd, we’re back! We’ve compiled all three days of #webdevLIVE into playlists so you can revisit certain sessions or catch what you might’ve missed from different time zones. Day 1 → Day 2 → Day 3 →
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@ChromiumDev
Chrome for Developers
4 years
Where market competition is stiff, getting user attention can be challenging. Here's how Goibibo used modern capabilities to improve its PWA interface and saw a 60% jump in their mobile web conversion rates. Read more:
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@ChromiumDev
Chrome for Developers
8 years
ES6 for-of loops can now be used on HTML collections! Iterable Array-like DOM interfaces landed in Chrome 51 🔥 ~ao
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@ChromiumDev
Chrome for Developers
3 years
🚨 New LearnCSS Module 🚨 The CSS transitions module just landed! Learn about: 🌔 Interpolation 🪁 Easing curves 🚗 Delays ⛅️ Entrances & exits 👔 Performance considerations ⬇️ Read more on
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@ChromiumDev
Chrome for Developers
7 years
Introducing Rendertron: the headless Chrome server rendering solution for indexing & static crawlers
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@ChromiumDev
Chrome for Developers
4 years
📢 Detect inactive users with the Idle Detection API! by @tomayac Use the Idle Detection API to find out when a user isn't actively using their device, e.g., to show reliable chat availability: 🟢 @​alice (active) ⚪️ @​bob (away) 🟢 @tomayac (active)
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@ChromiumDev
Chrome for Developers
2 years
@tomayac Yes, the plan is to eventually remove Web SQL, but 🥁 our intention is to empower developers to create their own solutions for structured storage, and we're therefore working with the #SQLite team to create a SQLite implementation over Wasm. This solution will replace Web SQL 💪!
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