✨The .NET Insider – Issue #3

This advisory informs users about the re-release of ASP.NET Core 2.1 as ASP.NET Core 2.3 for those on the .NET Framework. It emphasizes the importance of upgrading to this version to remain supported and provides guidance on the upgrade process.

This article discusses the application of mutation testing in .NET using Stryker.NET. The author shares insights on how this approach helped identify ineffective test cases, leading to improved test quality and software reliability.

Introducing new networking features in .NET 9 including HTTP space, HttpClientFactory, security and more!

In this installment of the series, the author discusses strategies for supporting multiple SDK versions in a source generator. It provides insights into handling compatibility issues and ensuring the generator works seamlessly across different environments.

Continuing from the previous part, this article explores the implementation details of writing a garbage collector in C#. It delves into advanced topics and provides code examples to illustrate the concepts discussed.

The article delves into the LINQ SelectMany method, explaining its purpose and usage with clear examples. It aims to help developers grasp how to effectively utilize SelectMany for querying and transforming data collections in C#.

This comprehensive guide walks through building a .NET 9 Web API for managing movie details, implementing CRUD operations, and adhering to Domain-Driven Design principles. It covers best practices, including using PostgreSQL with Docker, Minimal APIs, and Entity Framework Core.

The post announces new features in Visual Studio 2022 17.12+, including support for Request Variables in HTTP files. It explains how to use these variables to streamline API testing by capturing and reusing data from responses in subsequent requests.

The post discusses the importance of supporting multiple languages in back-end APIs and provides a detailed approach to implementing localization in ASP.NET Core Minimal APIs. It emphasizes delivering culture-specific content to enhance user experience across diverse audiences.