Tasks and awaits and Rx! (And Drones!) Oh My!

A few people I work with are tinkering with an off-the-shelf drone in our spare time and so we are writing a C# library to control it. The way it works is you send UDP commands to the drone and you receive a stream of status & navigation UDP packets from it. So everything is…

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Managing multiple web service calls with Rx

Lets say I have a phone app (or any app really) that needs to make several web service calls at once. For example, imagine the user multiselects three items on a page and then taps the “add favorite” button. I then need to make three calls to the “set favorite” service. I’ll do this asynchronously…

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Using Rx? Subscribe to exceptions!

I have an app in the Windows Phone Marketplace which suddenly saw a spike in Little Watson email reports back to me last weekend. Each one looked like the last so I responded back to each user (always keep the user’s happy!) and went to investigate. The service it was talking to suddenly changed its…

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Rx ensures Unsubscribe

I recently had an ObservableCollection which did not currently contain the item I was interested in, but it would sometime in the near future. The questions is how best to get notified that the item is available so I could access its full property set?  I only had the item’s ID and the collection’s CollectionChanged…

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