High Performance JavaScript 2011

The document discusses the importance of JavaScript performance in enhancing user experience, highlighting the interaction between JavaScript execution and the UI thread's responsiveness. It outlines various techniques to optimize JavaScript performance, including script loading methods, execution timing, and minimizing long-running scripts. The document also covers common performance pitfalls suc

[teppeis]

"The browser UI thread is responsible forboth UI updates and JavaScript execution Only one can happen at a time"

[ama-ch]

よくまとまってる

[inurota]

Nicholasのアカウントが @slicknet なのを今初めて知った。

[efcl]

UIスレッドとjsファイルのダウンロードパースのブロッキング。JITコンパイルの話。 非同期スクリプトローダー,script defer asyncの動作について(対応ブラウザ) UIの描画と処理の非同期かについて。 リフロー、リペイントを減ら