Learn JavaScript へようこそ！ | web.dev
Learn JavaScript へようこそ！ コレクションでコンテンツを整理 必要に応じて、コンテンツの保存と分類を行います。 JavaScript はウェブページの「インタラクティブ レイヤ」を担い、マークアップによって提供される「構造」レイヤと CSS によって提供される「プレゼンテーション」レイヤを補完します。JavaScript を使用すると、デベロッパーはユーザー操作と内部ロジックのあらゆる組み合わせに応じてマークアップとスタイルを追加、削除、変更し、ページの構造や表示方法を変更できます。JavaScript を使用すると、ウェブページのレンダリングと動作を細かく制御できます。ブラウザの組み込み動作の一部を変更することもできます。 このコースでは、言語の記述方法を決める基本的なルールから、JavaScript が提供する組み込みのメソッドやプロパティまで、JavaScript
The Cache API: A quick guide | Articles | web.dev
The Cache API: A quick guide Stay organized with collections Save and categorize content based on your preferences. The Cache API is a system for storing and retrieving network requests and their corresponding responses. These might be regular requests and responses created in the course of running your application, or they could be created solely for the purpose of storing data for later use. The
Building a dialog component | Articles | web.dev
Building a dialog component Stay organized with collections Save and categorize content based on your preferences. A foundational overview of how to build color-adaptive, responsive, and accessible mini and mega modals with the <dialog> element. In this post I want to share my thoughts on how to build color-adaptive, responsive, and accessible mini and mega modals with the <dialog> element. Try th
Payment and address form best practices | Articles | web.dev
Payment and address form best practices Stay organized with collections Save and categorize content based on your preferences. Maximize conversions by helping your users complete address and payment forms as quickly and easily as possible. Well-designed forms help users and increase conversion rates. One small fix can make a big difference! Here is an example of a simple payment form that demonstr
Account authentication and password management best practices | Google Cloud Blog
13 best practices for user account, authentication, and password management Editor's note: This post includes updated best practices including the latest from Google's Best Practices for Password Management whitepapers for both users and system designers. Account management, authentication and password management can be tricky. Often, account management is a dark corner that isn't a top priority f
Sign-in form best practices | Articles | web.dev
Sign-in form best practices Stay organized with collections Save and categorize content based on your preferences. Use cross-platform browser features to build sign-in forms that are secure, accessible and easy to use. If users ever need to log in to your site, then good sign-in form design is critical. This is especially true for people on poor connections, on mobile, in a hurry, or under stress.
CSS size-adjust for @font-face | Articles | web.dev
CSS size-adjust for @font-face Stay organized with collections Save and categorize content based on your preferences. As a web font loads, you can now adjust its scale, to normalize the document font sizes and prevent layout shift when switching between fonts Consider the following demo where the font-size is a consistent 64px, and the only difference between each of these headers is the font-fami
CSS accent-color | Articles | web.dev
CSS accent-color Stay organized with collections Save and categorize content based on your preferences. Today's HTML form elements are difficult to customize. It feels as if it's a choice between few or no custom styles, or resetting input styles and build it up from scratch. Building it up from scratch ends up being much more work than anticipated. It can also lead to forgotten styles for element
Layout patterns | Patterns | web.dev
Stay organized with collections Save and categorize content based on your preferences. Layout patterns built using modern CSS APIs to help you build common interfaces such as cards, dynamic grid areas, and full-page layouts. Pc0 �U p\g �U We want to help you build beautiful, accessible, fast, and secure websites that work cross-browser, and for all of your users. This site is our home for content
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Stay organized with collections Save and categorize content based on your preferences. Explore our growing collection of courses on key web design and development subjects. An industry expert has written each course, helped by members of the Chrome team. Follow the modules sequentially, or dip into the topics you most want to learn about.
Browser-level image lazy loading for the web | Articles | web.dev
Browser-level image lazy loading for the web Stay organized with collections Save and categorize content based on your preferences. You can use the loading attribute to lazy-load images without the need to write custom lazy-loading code or use a separate JavaScript library. Here's a demo of the feature: Lazy-loaded images load as the user scrolls through the page. This page walks through the detai
Use Imagemin to compress images | Articles | web.dev
Use Imagemin to compress images Stay organized with collections Save and categorize content based on your preferences. Why should you care? Uncompressed images bloat your pages with unnecessary bytes. Because images can be candidates for Largest Contentful Paint (LCP), those unnecessary bytes can increase the image's resource load duration, possibly resulting in longer LCP times. The photo on the
Improving user privacy and developer experience with User-Agent Client Hints | Privacy & Security | Chrome for Developers
Client Hints enable developers to actively request information about the user's device or conditions, rather than needing to parse it out of the User-Agent (UA) string. Providing this alternative route is the first step to eventually reducing User-Agent string granularity. Learn how to update your existing functionality that relies on parsing the User-Agent string to make use of User-Agent Client
フロントエンドエキスパートチームが選ぶ web.dev Live2020 オススメセッション - Cybozu Inside Out | サイボウズエンジニアのブログ
こんにちは、フロントエンドエキスパートチームです。 フロントエンドエキスパートチームでは、フロントエンドに関する情報共有会を社内向けに行っています。 2017年から2020年までに10回開催しており、「Web ページのパフォーマンス」、「React の今とこれから」、「Google I/O セッションまとめ」などフロントエンドに関する情報を社内に共有してきました。 今回行ったのは、2020年6月30日から7月2日にかけて3日間オンラインで開催された web.dev Live2020 のセッションについての情報共有です。各セッションはYouTubeにて視聴できます。 今回は各チームメンバーが視聴したセッションの中から、それぞれ2つのセッションを選んで内容と感想を紹介します。 まだ web.dev Live2020 を見ていない方が興味を持つきっかけになれば幸いです。 BaHoのオススメ Ba
web.dev live 2020 を聴講した - from scratch
今年はコロナの影響でいろんなイベントがオンラインになったり、中止になったりしてますが、 web.dev live 2020 が7月初頭にやっていたので、聴講してきました。 web.dev その中でも面白かったものについていくつか紹介します。 Day 1 ほぼ Core Web Vitals についての話でした。 以下のトークが面白かったです。 What's new in speed tooling Optimize for Core Web Vitals Core Web Vitals についてはもう既にたくさん資料があると思いますが、一応解説しておきます。 Core Web Vitals 初期表示の新しい指標です。去年くらいからずっと Chrome Dev Summit とかでは言われていて、既にLighthouse をはじめとして、色々なツールでサポートされています。Largest C
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