Using HTML5 Offline Storage

HTML5 Offline Storage refers to a collection of technologies that can be used in a variety of ways to improve your web content. See how to use Offline Storage to reduce web page load time, or how to make a web application that can be used even when users don't have a connection to the Internet. Go beyond the basics and discover best practices for handling cache size limits, responding to a cleared cache, debugging offline storage capabilities, and more.

WWDC 2011 - iOS, macOS