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TL;DR Headless Chrome is shipping in Chrome 59. It's a way to run the Chrome browser in a headless environment. Essentially, running Chrome without chrome! It brings all modern web platform features provided by Chromium and the Blink rendering engine to the command line. Why is that useful? A headless browser is a great tool for automated testing and server environments where you don't need a visi
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Take a glance at the new Recorder panel (preview feature) with the video below. Complete this tutorial to learn how to use the Recorder panel to record, replay, and measure user flows. For more information on how to share the recorded user flows, edit them and their steps, see the Recorder features reference. Open the Recorder panel Open DevTools. Click on More options > More tools > Recorder.
DevTools の新機能 (Chrome 96) 公開日 2021年10月25日月曜日 • 更新日 2021年10月25日月曜日 翻訳先言語: English, Español, Português, 한국어, 中文, Pусский # プレビュー機能: 新しい CSS Overview パネル新しい CSS Overview パネルを使用するとあなたのページの CSS を改善できる可能性を確認できます。 CSS Overview パネルを開き、Capture overview をクリックしてページの CSS のレポートを生成してください。 情報をさらに詳細化することも可能です。例えば、Colors セクションの色をクリックして同じ色を適用する要素のリストを表示できます。いずれかの要素をクリックすると Elements パネルでその要素が開きます。 CSS Overview パネルはプ
Today we’re happy to announce Chrome for Testing, a new Chrome flavor that specifically targets web app testing and automation use cases. This article explains why the Chrome team felt this was needed, and walks through concrete examples where Chrome for Testing might benefit you as a developer. Background Browser testing is a vital component of creating a high-quality web experience, regardless o
If you ask a room of developers what mobile device features are missing from the web, push notifications are always high on the list. Push notifications allow your users to opt-in to timely updates from sites they love and allow you to effectively re-engage them with customized, engaging content. As of Chrome version 42, the Push API and Notification API are available to developers. The Push API i
Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authentication. It has audits for performance, accessibility, progressive web apps, SEO, and more. You can run Lighthouse in Chrome DevTools, from the command line, or as a Node module. You give Lighthouse a URL to audit, it runs a series of audits against t
Service workers offer incredible utility, but can be tricky to work with at first. Workbox makes service workers easier to use. However, because service workers solve hard problems, any abstraction of that technology will also be tricky without understanding it. Thus, these first few bits of documentation will cover that underlying technology before getting into Workbox specifics. To view a runnin
CSS Text モジュール レベル 4 の 4 つの国際化 CSS 機能が Chrome に導入されます。この投稿では、すでに発送済みのサービスと今後の予定について説明します。 Chrome 119 以降: 日本語のフレーズが word-break: auto-phrase で改行されるようになりました。 Chrome 120 以降のフラグの背後: text-autospace プロパティによるスクリプト間のスペース 開発中: text-spacing-trim プロパティによる中国語、日本語、韓国語(CJK)の句読点カーニング。 言語間で最小フォントサイズが統一されます。 日本語のフレーズ改行: word-break: auto-phrase 日本語のテキストが読みやすくなるこの機能は Chrome 119 から利用可能 中国語や日本語などの東アジア言語では、単語の区切りにスペースを使
Bundling a full website as a single file and making it shareable opens up new use cases for the web. Imagine a world where you can: Create your own content and distribute it in all sorts of ways without being restricted to the network Share a web app or piece of web content with your friends via Bluetooth or Wi-Fi Direct Carry your site on your own USB or even host it on your own local network The
CPU, GPU, Memory, and multi-process architecture In this 4-part blog series, we'll look inside the Chrome browser from high-level architecture to the specifics of the rendering pipeline. If you ever wondered how the browser turns your code into a functional website, or you are unsure why a specific technique is suggested for performance improvements, this series is for you. As part 1 of this serie
Chrome でビルドする Chrome の仕組み、オリジン トライアルに参加して、あらゆる場所で Chrome を使って構築しましょう。
TL;DR If you are familiar with Flexbox, Grid should feel familiar. Rachel Andrew maintains a great website dedicated to CSS Grid to help you get started. Grid is now available in Google Chrome. Flexbox? Grid? Over the past few years, CSS Flexbox has become widely used and browser support is looking really good (unless you are one of the poor souls that have to support IE9 and below). Flexbox made
For many years, mobile browsers applied a 300-350ms delay between touchend and click while they waited to see if this was going to be a double-tap or not, since double-tap was a gesture to zoom into text. Ever since the first release of Chrome for Android, this delay was removed if pinch-zoom was also disabled. However, pinch zoom is an important accessibility feature. As of Chrome 32 (back in 201
Chrome Apps let you use HTML5, CSS, and JavaScript to deliver an experience comparable to a native application. Why build a Chrome App? By building a Chrome App, as opposed to going with a traditional web app or a native mobile app, you expand your potential audience and extend your development capability. Expand your potential audience When you write a Chrome App, as opposed to an app that runs n
Use DevTools in your preferred language Chrome DevTools now supports more than 80 languages, allowing you to work in your preferred language! Open Settings, then select your preferred language under the Preferences > Language dropdown and reload DevTools. Preferences" width="800" height="494"> Chromium issue: 1163928 New Nest Hub devices in the Device list You can now simulate the dimensions of Ne
# What is the File System Access API?The File System Access API (formerly known as Native File System API and prior to that it was called Writeable Files API) enables developers to build powerful web apps that interact with files on the user's local device, such as IDEs, photo and video editors, text editors, and more. After a user grants a web app access, this API allows them to read or save chan
The Console Utilities API contains a collection of convenience functions for performing common tasks: selecting and inspecting DOM elements, querying objects, displaying data in readable format, stopping and starting the profiler, monitoring DOM events and function calls, and more. Looking for console.log(), console.error(), and the rest of the console.* functions? See Console API Reference. $_ $_
Google Cloud Messaging for Chrome (GCM) is a service for signed-in Chrome users that helps developers send message data from servers to their Chrome apps and extensions. The service is intended to wake up an app or extension, and/or alert a user. For example, calendar updates could be pushed to users even when their calendaring app isn't open. This document describes how the service works and prov
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