Contents tagged with ReactiveFramework
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CEP Style Sliding windows in the RX – Take 2
The bug I mentioned in my first attempt at a sliding window was the minor issue that the aggegates never went down to 0, even if the window had emptied out.
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Reactive Framework available from DevLabs
Downloads of the Reactive Framework (RX) can now be found at MS DevLabs. Versions for 3.5 SP1, 4.0 Beta, and Silverlight 3 are available. Interestingly, the API size appears to be substantially larger than the preview which was leaked as part of the Silverlight 3 Toolkit. That DLL was all of 84KB, the current release is weighs in at 283KB.
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From the ReactiveFramework to StreamInsight and Back
In my last post I showed how to send StreamInsight output streams to a UI via the ReactiveFramework. Here’s we’ll do the reverse, by sending an RX stream into a CEP stream. Instead of a partial example, I’ll use an end to end example showing simulated stock ticks, computing the 5 min rolling VWAP, and showing the results on a UI.
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Routing StreamInsight output streams to a UI
One compelling feature of StreamInsight is it’s in-process hosting model. In addition to reducing the complexity of server side installs, it’s now possible to have a CEP engine in the client UI.
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Exploring the Reactive Framework part II
Talk around the water cooler is that it might be possible to use the Reactive Framework for some lightweight CEP.
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Exploring the Reactive Framework (RX)
A few days ago, intentionally or not, a version of the Reactive Framework was released into the wild. Let’s see how we can use the RX for computations on a stream of data. As an example we’ll take a stream of ints and produce the averages in groups of five.
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Preview of the Reactive Framework available via Silverlight Toolkit
Via Jafar Husain - it appears that there’s a early release of the Live Labs Reactive Framework (& with Brian Beckman and Erik Meijer) in the latest Silverlight Toolkit