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The First .NET Aspire Book!

My new book on .NET Aspire is available! It covers creating microservices with .NET, utilizing Azure services as well as on-premises deployment. Each chapter introduces key concepts, tools, and techniques, with practical examples and an application wh...

Minimal API growing with .NET 7

To create REST API services with Microsoft .NET, the Minimal API was introduced with .NET 6 - with top-level statements based on some C# 10 features. This was great for very small services, but missed some features which are available with .NET 7. .NET...

Web API Updates with .NET 8

Preview 3 of .NET 8 includes a new project templates to create an API with a todo service instead of the weather forecast . Looking into the generated code of this template, there are a lot more changes going on such as a slim builder and using a JSON ...

Converting Strings to .NET Objects – IParsable and ISpanParsable

A new feature of C# 11 allows abstract static members with interfaces. This makes it possible to define class methods to be used as a contract with a generic class implementation, e.g. using + and - operators. With .NET 7, numeric types implement many ...

Primary Constructors with C#

To reduce the syntax needed when writing C# code, C# 9 added records with primary constructors. C# 10 then added records for structs. Using C# 12 you can create classes with primary constructors. This article explains the primary constructor syntax and...

Calling Web APIs using the dotnet CLI and HTTP Files with Visual Studio

Visual Studio 2022 17.5 includes new HTTP client tooling. This tool makes it easy to create API calls directly from Visual Studio, with a great output of the API results. Its easy to directly debug API invocations with this tool. Another tool which Im ...

System.Text.Json Serializing Hierarchical Data

The System.Text.Json serializer that was introduced with .NET Core 3.0 gets new features with every new .NET version. With .NET 7, features such as type hieararchies, contract customization, and source generator features have been added. This article s...

EF Core Mapping with TpH, Generic Types and Value Conversion

EF Core has powerful options to map your domain model to a relational database. In this article, Ill show you how to use the Fluent API to configure a hierarchy of generic classes to map to a single table, and to convert a collection to a store a singl...

Whats the SynchronizationContext used for?

Creating Windows applications, UI controls are bound to the UI thread. .NET made it to different iterations with different patterns dealing with asynchronous programming. .NET 4.0 introduced the Task Parallel Library (TPL) and C# 5 added the async and ...