Chrome 51: Intersection Observers, Passive Event Listeners and the Credential Management API

Chrome 51 makes it easy to know when an element enters or exits the viewport with Intersection Observers. You can make the sign in process WAY easier with the new Credential Management API. And you can reduce jank with passive event listeners. Pete LePage has all the details and how you can use these new developer features in Chrome 51! ** Intersection Observer API ** * Blog Post - * Demo - * WICG Spec Repo - * WICG Spec -