This chapter will start with showing the simplest construct that SignalR provides;
PersistentConnection provides a simple abstraction for sending data back and forth between a client and a server.
The process is the same for Visual Studio 2010 and 2012, but the samples in this book use Visual Studio 2012. You will however need to have NuGet installed. If you haven't, go to http://www.nuget.org and install it by clicking on the large Install NuGet button.