![RailsCasts (Mobile) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/035/010/small/railscasts-mobile.jpg)
Summary: Learn how to make a site usable offline through an HTML 5 cache manifest. This first part of the series covers rack-offline and problems you may run into.
Summary: Learn how to make a site usable offline through an HTML 5 cache manifest. This first part of the series covers rack-offline and problems you may run into.