The .NET News Daily Issue #312

https://medium.com/@michaelmaurice410/using-custom-jwt-claims-for-authorization-in-net-5897e4c12ca7

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https://www.c-sharpcorner.com/article/how-linq-turns-your-c-sharp-code-into-sql-queries-with-real-examples/

Unlock the power of LINQ! This article provides a comprehensive guide on how LINQ translates your C# code into efficient SQL queries. Learn with practical examples demonstrating filtering, joining, or...

https://www.c-sharpcorner.com/article/building-microservices-with-c-sharp-and-net-core-a-complete-guide-with-example/

This comprehensive guide provides a step-by-step approach to building scalable, maintainable, and independent applications. Learn to create a Product Microservice, connect it with an API Gateway (Ocel...

https://medium.com/@kittikawin_ball/how-to-handle-large-datasets-efficiently-with-ef-core-and-pagination-11237c2abcf6

Learn how to query and paginate millions of records in EF Core without killing performance or using up memory.

https://www.trevoirwilliams.com/how-i-stopped-creating-my-own-objects-learning-dependency-injection-in-net/

During my early days of coding, I had a hard time understanding Dependency Injection (DI). I was so accustomed to creating objects directly inside my classes. Every time I needed something, I would si...

https://medium.com/@hpultimatemedia/mastering-intermediate-c-interview-questions-the-complete-guide-5b358ddb0146

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https://devblogs.microsoft.com/dotnet/announcing-sponsorship-on-nugetdotorg-for-maintainer-appreciation/

Package maintainers are the backbone of the NuGet.org ecosystem, building and maintaining the packages we all rely on. Today we are excited to announce the new NuGet.org Sponsorship feature which make...

https://medium.com/@mikhail.petrusheuski/designing-high-performance-agent-workflows-in-net-patterns-antipatterns-29c3a25ec925?source=rss------dotnet-5

The rise of AI agents inside enterprise systems means developers now face a new kind of performance problem. It’s no longer just how fast…

https://medium.com/@kittikawin_ball/avoiding-n-1-queries-in-ef-core-practical-patterns-and-fixes-9ef8da6a6a9f

How to optimize EF Core performance by preventing N+1 queries in your .NET apps with practical solutions and proven design patterns.

https://medium.com/c-sharp-programming/c-14-changed-reverse-on-arrays-cfe0742870e3

Why x.Reverse() may mutate your array on older .NET-and how to fix it. Continue reading on .Net Programming »

https://devblogs.microsoft.com/dotnet/upgrading-to-microsoft-agent-framework-in-your-dotnet-ai-chat-app/

Step-by-step review on how to upgrade your .NET AI chat app to Microsoft Agent Framework for better architecture, tool integration, and intelligent reasoning. The post Upgrading to Microsoft Agent Fr...

https://www.c-sharpcorner.com/article/real-time-applications-with-signalr-angular-and-asp-net-core/

Build real-time web applications effortlessly using ASP.NET Core, Angular, and SignalR! This tutorial guides you through creating a simple chat application with instant updates. Learn to implement ser...

https://medium.com/@syeedmdtalha/custom-middleware-in-net-beginners-guide-afb5570f34ef

If you’re building web applications with .NET, you’ve probably heard the term “middleware” thrown around. But what exactly is it, and more…

https://blog.stackademic.com/stop-writing-mediocre-c-code-10-habits-that-instantly-upgrade-you-in-2025-bb0c4af8f9c4

Discover the overlooked techniques modern C# developers use to write cleaner, faster, and future-proof code — and how you can adopt them… Continue reading on Stackademic »

https://malshikay.medium.com/the-result-pattern-in-net-782d20a7384b

A Better Way to Handle Success and Failure

https://medium.com/@syeedmdtalha/getting-started-with-scalar-api-documentation-in-asp-net-core-a-beginners-guide-4d19db387369

If you’re building APIs with ASP.NET Core, you’ve probably heard of Swagger for API documentation. But there’s a modern, beautiful…

https://medium.com/@syeedmdtalha/understanding-extension-methods-in-c-97a158b140db

Have you ever wished you could add your own methods to a class that’s already built into .NET — like string, int, or even a library class…

https://www.c-sharpcorner.com/article/cold-starts-in-azure-functions-and-how-the-premium-plan-solves-them/

Eliminate Azure Functions cold starts with the Premium plan! This article dives into a real-world healthcare IoT telemetry pipeline scenario where cold starts caused critical alert delays. Learn how p...

https://abp.io/community/articles/optimize-your-dotnet-app-for-production-for-any-.net-app-wa24j28e

Optimize any .NET app for production with a practical checklist. In this list, you’ll find releasing, publishing, trimming, kestrel & GC… Continue reading on abp-community »

https://medium.com/@s.quddin/net-a-memory-hog-and-my-journey-to-nim-b5ef0495dcd1

40MB RAM for a “Hello World”” server is pretty hefty right?

https://medium.com/@sweetondonie/single-threading-the-foundation-of-all-execution-0ee4fb227e79

Before your code can think about concurrency, async, or parallelism, it has to do one thing really well: Run in a straight line.

https://www.alvinashcraft.com/2025/10/20/dew-drop-october-20-2025-4522/

Top Links Microsoft brings Windows’ ‘AI actions’ to third-party apps (Mark Hachman) A Developer’s Guide to Fine-Tuning GPT-4o for Image Classification on Azure AI Foundry (Alexandre Levret) Share Copi...

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

This lesson introduces the fundamentals of scripting in Godot using C#, including how to handle input, apply movement, and rotate the player smoothly using physics-based logic. You'll learn how to use...

https://medium.com/@mohsho10/the-truth-about-net-serialization-nobody-told-you-91c6059ed369

“Serialization is where 80% of your latency hides. Let’s expose it.” By Mohammad Shoeb