SYSK 381: How To Get One Callback When Multiple Async Services Calls are Completed

My current project uses Silverlight 4.0 and RIA services, and I quickly came to realize the benefits and the challenges of all DomainService calls being asynchronous.    Consider this scenario: a Silverlight client app needs to get some data, that requires multiple DomainService calls – it may be because upon “processing” the first resultset, the…

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