雅虎前端工程師尼古拉斯C. Zakas和五個其他JavaScript專家 - 羅斯Harmes，朱利安Lecomte，史蒂芬Levithan，斯托揚斯特凡諾夫和馬特斯威尼 - 展示的最佳方式加載到頁面的代碼，并提供編程技巧，幫助您的JavaScript運行高效，盡快。您將學(xué)習(xí)的最佳做法，以構(gòu)建和部署到生產(chǎn)環(huán)境中的文件和工具，可以幫助你發(fā)現(xiàn)問題一旦您的網(wǎng)站開始運行。
Yahoo! frontend engineer Nicholas C. Zakas and five other JavaScript experts -- Ross Harmes, Julien Lecomte, Steven Levithan, Stoyan Stefanov, and Matt Sweeney -- demonstrate optimal ways to load code onto a page, and offer programming tips to help your JavaScript run as efficiently and quickly as possible. You'll learn the best practices to build and deploy your files to a production environment, and tools that can help you find problems once your site goes live.

Identify problem code and use faster alternatives to accomplish the same task
Improve scripts by learning how JavaScript stores and accesses data
Implement JavaScript code so that it doesn't slow down interaction with the DOM
Use optimization techniques to improve runtime performance
Learn ways to ensure the UI is responsive at all times
Achieve faster client-server communication
Use a build system to minify files, and HTTP compression to deliver them to the browser