1. A machine-implemented method of clearing an application cache, the method comprising: receiving a request for a manifest file from an electronic device, the manifest file indicating a current version of application resources for loading web content offline; determining if the request includes a first instruction for clearing an application cache on the electronic device, the application cache comprising a stored version of application resources for loading web content offline; and transmitting, in a case where the request includes the first instruction, a second instruction to the electronic device, the second instruction for instructing the electronic device to clear the application cache.