The .NET News Daily Issue #312

Your Daily Dose of .NET Insights, Tools, and Trends

As you rev up your Monday engines, take a pit stop here for a turbocharged mix of .NET insights designed to boost your week ahead. Whether you’re a battle-hardened dev or just reminiscing about the days when pagers were cool, today's lineup promises a smooth ride through the latest and greatest in .NET. With everything from cutting-edge tips to classic reminders, this edition will keep your development motor humming. Buckle up; you're in for an exhilarating drive through code city.

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Today's Articles

Using Custom JWT Claims for Authorization in .NET

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

If you want the full source code, join our community: Here

How LINQ Turns Your C# Code into SQL Queries (With Real Examples)

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...

🧩 Building Microservices with C# and .NET Core — A Complete Guide with Example

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...

How to Handle Large Datasets Efficiently with EF Core and Pagination

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.

How I Stopped Creating My Own Objects: Learning Dependency Injection in .NET

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...

Mastering Intermediate C# Interview Questions: The Complete Guide

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

Friend link :- Read full story for free!

Announcing Sponsorship on NuGet.org

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...

Designing High-Performance Agent Workflows in .NET: Patterns & Antipatterns

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…

Avoiding N+1 Queries in EF Core: Practical Patterns and Fixes

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.

C# 14 Changed Reverse on Arrays

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 »

Upgrading to Microsoft Agent Framework in Your .NET AI Chat App

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...

Real-Time Applications with SignalR, Angular, and ASP.NET Core

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...

Custom Middleware in .NET( Beginner’s Guide)

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…

Stop Writing Mediocre C# Code: 10 Habits That Instantly Upgrade You in 2025

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 »

The Result Pattern in .NET

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

A Better Way to Handle Success and Failure

Getting Started with Scalar API Documentation in ASP.NET Core: A Beginner’s Guide

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…

Understanding Extension Methods in C#

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…

Cold Starts in Azure Functions and How the Premium Plan Solves Them

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...

Optimize Your .NET App for Production — Complete Checklist (Part 1)

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 »

.NET a Memory Hog and My Journey to Nim

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?

Single Threading — The Foundation of All Execution

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.

Dew Drop – October 20, 2025 (#4522)

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...

Scripting Basics - Write C# scripts and attach them to nodes (Part 5 of 9)

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...

The Truth About .NET Serialization Nobody Told You

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