Windows 8 WNs

1. When setting up an iis8 server, add a special

2. createpushnotifchanchanneloperation: The Asynchronous Method seems to be missing. If async is used, the API remains unchanged, or createpushnotifchanchannelforapplicationasync ()

3. After the connection, the writing method of the response function has been modified. In the past, the method of defining multiple levels of delegation was canceled:

Channel. pushnotificationreceived + = new windows. Foundation. typedeventhandler <pushnotificationchannel, pushnotifrecereceivedeventargs> (response function );