c# - Where can I find a good Silverlight 4 WCF duplex tutorial? -

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i'm interested in seeing example of duplex service silverlight 4 application connects to, there 1 out there? i'm willing book if it's located in it.

i went though msdn 1 located here , didn't follow well, or working.

2 best examples i've found:

http://www.42spikes.com/post/using-silverlight-4-and-nettcp-duplex-callbacks.aspx

http://tomasz.janczuk.org/2009/11/pubsub-sample-with-wcf-nettcp-protocol.html

some info -- http://tomasz.janczuk.org/2009/11/wcf-nettcp-protocol-in-silverlight-4.html

hope helps --

chad


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