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The Entity Framework DbEntityEntry object lets you do all sorts of things you probably didn't think were possible, including getting the latest data from the database (without losing your current data) and invoking the .NET Framework validation subsystem.
03/20/2017
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Let's use this classical statistics technique -- and some R, of course -- to get to some of the latent variables hiding in your data.
03/16/2017
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If you're not using the Entity Framework DbCollectionEntry object when working with an entity class's related objects, then your application is running too slow. Using DbCollectionEntry lets you asynchronously retrieve related objects and get only the objects you want.
03/13/2017
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Entity Framework Core doesn't have lazy loading (at least, not yet). But you can fake it by using explicit loading, though it doesn't work quite the way you might want. In fact, it's probably a good idea to use this in Entity Framework 6.
03/02/2017
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If you want to ensure that the right code is loaded at the right time (and only loaded when you need it), you can use TypeScript code to organize your code into modules. As a side benefit, managing your script tags will get considerably easier.
02/28/2017
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In-Depth
By Lee Richardson
Writing Universal Windows Platform (UWP) apps that rely on inter-process communication is actually easy. Debugging and making them fault-tolerant is the tricky part, but it can be done with the AppServiceConnection for UWP and IoT Apps.
02/27/2017
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Some questions can only be answered by organizing your data into groups and then finding groups that contain particular members or have particular properties.
02/24/2017
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Complex queries can be solved with a combination of simpler LINQ queries, anonymous objects and the Group/By/Into clauses. Using Group/By/Into will also give you the best possible performance for those complex queries.
02/20/2017
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By Jason Roberts
Here's a trick to have Marten automatically deserialize JSON data only when you want it to.
02/16/2017
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When you want to find all the objects that are missing a corresponding object, then you need the LINQ equivalent of an outer join. Here, step by painful step, is how to build that query.
02/13/2017
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Your Xamarin Forms App needs one more little tweak, and that's to make it device-specific, so users don't freak out. Unlike the Apple tweak, the Android tweak takes a bit of work.
02/08/2017
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If you decide on using an Enum with enumerated values in your Entity Framework class, here are the tools you'll need to make it work. But an enumerated value shouldn't be your first choice.
02/06/2017
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Here are two ways to save some typing when defining anonymous objects. One only works in Visual Basic, though.
02/03/2017
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Code Focused
Welcome to the 21st century, C#, now that case blocks support a variety of pattern-matching formats.
02/02/2017
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Find the patterns in your data sets using these Clustering.R script tricks.
02/01/2017
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A roundup of a few more features: deprecated any type, literal datatypes, read-only properties, more!
01/30/2017
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You want to keep an object around only as long as you have memory available, do ya? Then you need the WeakReference class.
01/27/2017
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By Jason Roberts
Marten is PostgreSQL-based, so take advantage of relational features where it makes sense. Here's an example.
01/24/2017
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Peter starts off with a perfectly good solution to a problem but then complicates the problem . . . and ends up moving to a different design pattern. While on that journey he has some best practices around designing Data Transfer Objects.
01/23/2017
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In-Depth
String functions, integer functions ... booorrring! Tuples in C# 7.0 -- let's explore what makes them infinitely more exciting.
01/18/2017
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Chatbots are the new mobile application. In this article, Nick demonstrates how you can integrate a bot right into your Universal Windows Platform app via the Microsoft Bot Framework Direct Line API.
01/17/2017
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As a company's problems continue to become more complicated, your code will become more complicated. Peter shows how refactoring code can lead you to better designs.
01/16/2017
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Peter gets an improved tip from one reader and some more tips from another, all designed to navigate Visual Studio faster.
01/13/2017
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By Greg Shackles
Let's break away from C# somewhat and learn how F# is a great fit for crafting mobile applications.
01/12/2017
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Code Focused
Both are .NET Framework-based, but they don't seem to be speaking the same language.
01/11/2017