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  • performance.now() 2018 - Make JavaScript Faster

Steve Souders

Make JavaScript Faster

JavaScript consumes twice as much CPU as loading, layout, and rendering combined. Byte-for-byte, it inflicts more delays on sites than any other resource. In this session you'll learn to make your site faster with the latest techniques for measuring and improving the impact of JavaScript on your site, including: User Timing Spec and Long Tasks API, moving expensive JavaScript off the main thread, tools to reduce your JavaScript, and much more.

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