By mswatcher
via sitepoint.com
Submitted: Nov 23 2012 / 10:43
Mobile is cool. Mobile apps are even cooler. Unfortunately, in most cases, mobile connections suck because they are slow or you don’t haven unlimited bandwidth. It would be great to have rich web applications that don’t waste users’ resources, especially when they aren’t looking at that page. This article will show you how to partially solve this and other problems using the Page Visibility API.
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