The .NET News Daily Issue #456

https://www.c-sharpcorner.com/article/working-with-span-memory-and-ref-structs-in-high-performance-apps-using-net-9/

Unlock peak .NET 9 performance! Dive into Span, Memory, and ref structs for allocation-free, high-speed code. Master stack-based memory and reduce GC pressure.

https://devblogs.microsoft.com/oldnewthing/20260506-00/?p=112303

Some time ago, I noted that the Co­Initialize­Security function demands an absolute security descriptor, even though many functions in Windows produce self-relat

https://medium.com/@ibrahimahmed9578/modernising-a-legacy-fleet-platform-architectural-decisions-scope-uncertainty-and-a-phased-path-27a94ec9eaa3?source=rss------dotnet-5

While working for a client at DevNauts, I often have discussions about how to modernise the application. In the IT world, where AI is…

https://codewithmukesh.com/blog/concurrency-control-optimistic-locking-efcore/

Learn how to prevent data conflicts in ASP.NET Core Web API using optimistic concurrency with EF Core 10. RowVersion tokens, conflict resolution, retry strategies, and a decision matrix.

https://medium.com/@bhargavkoya56/prompt-engineering-in-c-system-messages-few-shot-examples-structured-output-5de99c78a56b?source=rss------dotnet-5

The Problem

https://devblogs.microsoft.com/dotnet/durable-workflows-in-microsoft-agent-framework/

Build durable AI agent workflows with the Microsoft Agent Framework. Start with in-process console apps, add durability with the Durable Task runtime, scale with parallel AI agents, and host on Azure ...

https://medium.com/jin-system-architect/the-complete-c-guide-from-access-modifiers-to-zero-allocation-memory-everything-a-production-8b40a5e1eb0f?source=rss------csharp-5

C# is one of the most feature-rich languages on the planet. The problem isn’t learning it — it’s knowing which parts actually matter when… Continue reading on JIN System Architect »

https://medium.com/@artillustration391/5-maui-ui-techniques-behind-a-complete-netflix-style-app-6e95adfdbbb1?source=rss------csharp-5

I built a full Netflix-style UI in .NET MAUI from scratch — no libraries. Here are the five techniques that made it work.

https://www.youtube.com/watch?v=keiuYN6kbb8

In this episode, we explore how Containerisation Assist integrates seamlessly with the Azure Kubernetes Service (AKS) VS Code Extension within Visual Studio Code, helping developers go from applicatio...

https://steven-giesel.com/blogPost/00fcb870-6bf7-4f97-824f-8eab1b8838be

Here's a bug that lived in .NET for over four years. If your BackgroundService threw an exception after its first await, your host would catch it, log a critical message, and then exit cleanly with ex...

https://devblogs.microsoft.com/ifdef-windows/announcing-the-winapp-vs-code-extension-run-debug-and-package-windows-apps-in-vs-code/

VS Code is where m