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Aggregation extensions in OData ASP.NET Core
Konstantin Kosinsky

$select and $filter, as well as other OData query options, are an excellent way to receive only data that you need. However, they might not be the best option for reporting and analytical applications. If you want to get total sales to the particular customer and using only $select and $filter, you end up selecting all orders for that customer


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Top Stories from the Microsoft DevOps Community – 2020.04.24
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Happy Friday! We've made it to the end of April (next week's post is May 1st!). It hasn't been the easiest week, but thanks to this community I have some great reading for the weekend. From deciding what build pipeline to create to tackling problems like updating variables to troubleshooting hung builds or misplaced build artifacts to getting


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How do I use C++/WinRT to implement a classic COM interface that derives from another classic COM interface?
Raymond Chen

The C++/WinRT library can be used to implement both Windows Runtime interfaces as well as classic COM interfaces. One feature of classic COM that is absent (intentionally) from the Windows Runtime is interface derivation. If you're writing a class that needs to implement a derived COM interface, how do you express it? (The WRL library calls th


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Pen Events on the Surface Duo
Meir Ben Itay

Hello Android developers! The Surface family of devices is known for great touch support, including pen input, and the Microsoft Surface Duo will be no different. By default, pen events are treated the same as a finger touch or mouse move, but you can detect and handle pen input differently, with a wider range of data such as pressure and o


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Announcing .NET 5.0 Preview 3
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Today, we're releasing .NET 5.0 Preview 3. It contains a set of new features and performance improvements. We're continuing to work on the bigger features that will define the 5.0 release. The .NET 5.0 Preview 1 post covers what we are planning on building for .NET 5.0. Please take a look at the post and the dotnet/designs repository and share