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Home > mozaic.fm > ep68 Monthly Web 202005 | mozaic.fm
Podcast: mozaic.fm
Episode:

ep68 Monthly Web 202005 | mozaic.fm
Category: Technology
Duration: 02:11:13
Publish Date: 2020-05-31 10:00:00
Description: # ep68 Monthly Web 202005 第 68 回のテーマは 2020 年 5 月の Monthly Web です。 ### Chrome 動向 - Stable: 83 - Updates - *New in Chrome 83* - https://developers.google.com/web/updates/2020/05/nic83 - Trusted types - Updates to form controls - Origin trials - Measure memory with `measureMemory()` - Updates to the Native File System API - New cross-origin policies - Web vitals - Barcode Detection API - @supports CSS selectors. - New ARIA annotations for comments, suggestions, and text highlights (similar to ``). - prefers-color-scheme - modules in shared workers. - *Chromium Blog: Chrome 84 Beta: Web OTP, Web Animations, New Origin Trials and More* - https://blog.chromium.org/2020/05/chrome-84-beta-web-otp-web-animations.html - Web OTP API - Web Animations - App shortcuts - Autoupgrade Image Mixed Content - Blocking Insecure Downloads from Secure (HTTPS) Contexts - ReportingObserver on Workers - Resize Observer Updates - revert Keyword - Unprefixed Appearance CSS Property - Unprefixed ruby-position CSS Property - Web Authenticator API: Cross-origin iframe Support - Private Methods and Accessors - Weak references - Deprecations, and Removals - @import rules in `CSSStyleSheet.replace()` Removed - Remove TLS 1.0 and TLS 1.1 - New Origin Trials - Cookie Store API - Idle Detection - Origin Isolation - WebAssembly SIMD - Completed Origin Trials - Content Indexing API - Wake Lock API Based on Promises - Deprecations and removals in Chrome 84 - https://developers.google.com/web/updates/2020/05/chrome-84-deps-rems - @import rules in CSSStyleSheet.replace() removed - Remove TLS 1.0 and TLS 1.1 - *What's New In DevTools (Chrome 84)* - https://developers.google.com/web/updates/2020/05/devtools - Fix site issues with the new Issues tab - View accessibility information in the Inspect Mode tooltip - Performance panel updates - Layout Shift events in the new Experience section - More accurate promise terminology in the Console - Support for the revert keyword - Image previews - Color Picker now uses space-separated functional color notation - Deprecation of the Properties pane in the Elements panel - App shortcuts support in the Manifest pane - Chromium Blog: Introducing Web Vitals: essential metrics for a healthy site - https://blog.chromium.org/2020/05/introducing-web-vitals-essential-metrics.html - *Chromium Blog: Protecting Chrome users from abusive notifications* - https://blog.chromium.org/2020/05/protecting-chrome-users-from-abusive.html - *Chromium Blog: Resuming SameSite Cookie Changes in July* - https://blog.chromium.org/2020/05/resuming-samesite-cookie-changes-in-july.html - 延期されていた SameSite=Lax by default を 7/14 の M84 で再開する計画 - *Chromium Blog: Protecting against resource-heavy ads in Chrome* - https://blog.chromium.org/2020/05/resource-heavy-ads-in-chrome.html - *Chromium Blog: A safer and more private browsing experience with Secure DNS* - https://blog.chromium.org/2020/05/a-safer-and-more-private-browsing-DoH.html - *Chromium Blog: Celebrating 10 years of WebM and WebRTC* - https://blog.chromium.org/2020/05/celebrating-10-years-of-webm-and-webrtc.html - Chromium Blog: web.dev LIVE: A digital event over three days and three time zones - https://blog.chromium.org/2020/05/webdev-live-digital-event-over-three.html - *Web Vitals* - https://web.dev/vitals/ - LCP + FID + CLS - Optimize Largest Contentful Paint - https://web.dev/optimize-lcp/ - View Port の最大コンテンツ要素が表示されるまでの時間 - Preload や SW によるキャッシュヒットなどが有効 - Optimize First Input Delay - https://web.dev/optimize-fid/ - ユーザの操作に応答できるようになるまでの時間 - JS の実行を減らす - async/defer, dynamic import, minimize - Optimize Cumulative Layout Shift - https://web.dev/optimize-cls/ - `` `
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