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The Chrome DevTools codebase is around 150,000 lines of first-party JavaScript, with some parts being over ten-years old. As with any large, legacy codebase, there are a range of challenges to navigate, whether it be testing, code style and consistency, or simply understanding what the code is doing! This session steps through how we plan, implement, and maintain code migrations in Chrome's DevToo
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Chrome supports AV1 video decoding. Querying which encryption schemes are supported through EME is now available. Web developers can experiment with querying whether a certain HDCP policy can be enforced. Media Source Extensions now use PTS for buffered ranges and duration values. Android Go users can open downloaded audio, video and images in Chrome. Stalled events for media elements using MSE ar
Get up to speed with the latest features shipping in Chrome DevTools. Discover new features aimed at simplifying asynchronous debugging and working across threads that will be particularly handy as the web goes multithreaded in 2018. Learn how to use console aggregation to streamline development, and take advantage of Network Interception to inspect or modify connections made by your app. Rate th
Chromeの自動再生ポリシーが2018年4月に変更されるらしいので、 現状と対応、他ブラウザもろもろざっくりまとめ https://developers.google.com/web/updates/2017/09/autoplay-policy-changes *無音の場合は常に許可される *Safariは無音の場合でも、ユーザーが自動再生の許可を出した場合のみ 2018年3月まで ■自動再生OK ・Chrome *2018年3月まで ・Firefox ・IE ・Edge ■自動再生NG ・スマホ ・Safari *ユーザーが自動再生の許可を出した場合のみ自動再生が可能 Safari ユーザーが自動再生の許可を出した場合のみ自動再生が可能 環境設定 ↓ Webサイト ↓ 自動再生 ↓ 全てのメディアを自動再生 2018年4月から(予定) Chromeは2018年4月以降条件に達した場合
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 to make the most of Chrome DevTools so that you can debug your JavaScript as quickly as possible. Demo: https://goo.gl/MwytjG Doc version of this tutorial: https://goo.gl/NZxQdD Breakpoints Guide: https://goo.gl/9XYhhF JavaScript Debugging
Web developers can now predict whether playback will be smooth and power efficient. Chrome now supports HDR video playback on Windows 10. Offline playback with persistent licenses are now supported on Windows and Mac. The default preload value for <video> and <audio> elements is now "metadata". An error is now thrown when media playback rate is unsupported. Chrome now pauses all background video-o
We're gonna takealigg---a little look at these topics: * 1:43 Debugging basics (--inspect) and Chrome DevTools integration * 4:17 Chrome DevTools demo * 8:46 Tools that make it even easier * 9:23 Add'l debugging APIs: * _debugProcess() to start debugging an existing node process * GDB interface for the CLI purists * inspect over a websocket * inspect with the new 'inspector' module * 11:
Internet memes tagged "autoplay" found on Imgflip and Imgur. New behaviors As you may have noticed, web browsers are moving towards stricter autoplay policies in order to improve the user experience, minimize incentives to install ad blockers, and reduce data consumption on expensive and/or constrained networks. These changes are intended to give greater control of playback to users and to benefit
The Autoplay Policy launched in M66 Stable for <video> and <audio> and is effectively blocking roughly half of unwanted media autoplays in Chrome. For the Web Audio API, the autoplay policy will launch in M70. This affects web games, some WebRTC applications, and other web pages using audio features. Developers will need to update their code to take advantage of the policy. More detail can be foun
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