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From a chrome dev tools JS profiler file, will tell you quickly who on your pages abuses user's CPU
Fork of the WebPageTest private instance server, with more options
Track when your users get your HTTP requests
Fork of LazyLoad lib : lighter (does not manage CSS), prevent double include of files
Webperf training exercises
efficient JS Snippet used to be warned when a DOM element is about to be seen by the user, for progressive enhancement and performance boost. Dependancies on jQuery (you have it) and underscore.js …
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