In the previous two parts of this article (I had planned only 2 parts total, but this ended up a three-part article), I explained how to use Pub/Sub and the EventBus for chaining service calls in Silverlight 2 applications. You can access those articles
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In my previous post , I discussed how to chain service calls. One question I received on that was how to do the opposite: take an action after all the calls (or by extension, some logical groups of calls) have completed. This is one of the challenges
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The Publish and Subscribe pattern (which uses the Observer Pattern in .NET - more info here ) is one of those patterns we use all the time while thinking nothing of it. In .NET, we get the concrete implementation via events and delegates. By abstracting
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