I want to call specific client from server, and not broadcast to all of them. Problem is that I'm in scope of some AJAX request (in .aspx codebehind let say), and not in Hub or PersistentConnection, so don't have Clients property - and client who made that ajax (jquery) call is not the client I want to send signalr message!
Now, I have one hub that it's called on JS page load, which registers new client into server static list, so I have client Guids. But don't know how to use that to send message from server to specific client.
See the docs for the latest:
Persistent connections - https://github.com/SignalR/SignalR/wiki/PersistentConnection