mir.aculo.us JavaScript with Thomas Fuchs » DOM Monster Bookmarklet
DOM Monster is our answer to JavaScript performance tools that just don't give you the full picture. DOM Monster is a cross-platform, cross-browser bookmarklet that will analyze the DOM & other features of the page you're on, and give you its bill of health. If there are problems, DOM Monster will point them out—and even make suggestions on how to fix 'em. Drag the DOM Monster! to your bookmarks b
a11y.css’ documentation | a11y.css
Introduction Pronounced "Alix". This CSS file intends to warn developers about possible risks and mistakes that exist in HTML code. It can also be used to roughly evaluate a site's quality by simply including it as an external stylesheet. CSS files are available in French, English, Spanish, Greek, Arabic, Portuguese, Russian, Chinese and Polish — and leveled or full. How to use? Web Extension Eith
Improve Browser Performance With the CSS Stress Test Tool — SitePoint
April 27, 2011Improve Browser Performance With the CSS Stress Test Tool CSS3 backgrounds, rounded corners, box shadows, text shadows, opacity and transformations save web developers hours of time. Basic effects can be achieved without resorting to image slicing, additional elements or scripting. Despite this, not all is rosy in the CSS3 world. When I first dabbled with the techniques a couple of y
Navigation Timing APIでブラウザの処理時間を可視化するツール作った - ( ꒪⌓꒪) ゆるよろ日記
最近のブラウザでは、 Navigation Timing API ってのがサポートされていて、これを利用すればブラウザがページをロードするのに要した処理時間の内訳を知ることができる。 例えば、"DNSのlookupに要した時間"や"DOMの構築処理時間"、"onloadイベントの処理時間"などを見ることができるので、クライアントサイドのパフォーマンス計測に役立てることができる。 Navigation Timing Navigation Timing APIの仕様 #JavaScript - Qiita HTML5で Speed Test, Navigation Timing APIによる性能データ収集 - ぼちぼち日記 Navigation TimingでWebアプリの読み込み時間ログ取得 - l4l このAPIは、 window.performance.navigationオブジェクトや
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GitHub - nurun/performance-bookmarklet: Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - requests by type, domain, load times, marks and more. Sort of a light live WebPageTe
GitHub - zeman/perfmap: Front-end performance heatmap bookmarklet.
GitHub - addyosmani/timing.js: Navigation Timing API measurement helpers