The .NET News Daily Issue #284

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

Roll up your sleeves, fellow code wranglers. It’s Monday—time to kickstart the week with an energizing burst that’s hotter than your morning coffee. Today’s lineup is packed with articles sharper than a Mustang's cornering and twice as fast—perfect for tuning up those .NET skills. Whether you're freshening up your knowledge or exploring the latest features, this newsletter is your turbo boost to a productive week.

Today's Articles

Part 5 — GC Myths Busted: What Developers Get Wrong About .NET Garbage Collection

https://medium.com/@hpultimatemedia/part-5-gc-myths-busted-what-developers-get-wrong-about-net-garbage-collection-957ba2d0ccad

Garbage Collection (GC) in .NET is one of the most misunderstood features. Despite being automatic, it’s not magic — and believing the…

All You Need to Know About .NET’s Cancellation Token

https://medium.com/@venkataramanaguptha/all-you-need-to-know-about-nets-cancellation-token-54e4c3a47123

A comprehensive guide to understanding and implementing cancellation tokens in modern programming

5 .NET Features You’ll Wish You Knew Sooner

https://blog.stackademic.com/5-net-features-youll-wish-you-knew-sooner-3238273ed81c

Cleaner patterns, safer objects, and less boilerplate  all hiding in plain sight. Continue reading on Stackademic »

Add API key authentication to an Minimal API endpoint

https://www.roundthecode.com/dotnet-tutorials/add-api-key-authentication-minimal-api-endpoint

Learn how to add API key authentication to a minimal API endpoint by using a saved key in the config and how you can add a fallback policy to protect all routes. The page Add API key authentication to...

Why Are You Still Re-Inventing These 5 .NET Features?

https://blog.stackademic.com/why-are-you-still-re-inventing-these-5-net-features-0f87be504c90

The framework already solved these problems; you just need to start using them. Continue reading on Stackademic »

C# Interface vs Abstract: 3 Real-World Lessons That Changed Everything

https://medium.com/@vivek-baliyan/c-interface-vs-abstract-3-real-world-lessons-that-changed-everything-786ea3c709b9

Three real .NET production lessons on interface vs abstract — and the framework we use to avoid months of refactoring.

Using a cache in a clean way in ASP.NET Core

https://medium.com/@denmaklucky/using-a-cache-in-a-clean-way-in-asp-net-core-c7699c04d99f

Inject a cache directly in the controller where you need to use it — it’s not the good approach to implement caching in your app.

Democratizing Performance: The Copilot Profiler Agent in Action on Real Code

https://devblogs.microsoft.com/visualstudio/copilot-profiler-agent-visual-studio/

[alert type="tip" heading="Watch behind the scenes of the Profiler Agent"]Head on over to the Copilot Profiler Agent to watch.[/alert]

If You’re Not Using These 5 .NET Features, You’re Working Too Hard

https://blog.stackademic.com/if-youre-not-using-these-5-net-features-you-re-working-too-hard-0aefbf5a6fdc

Simple APIs that quietly solve some of the nastiest problems in real-world apps. Continue reading on Stackademic »

Authentication in .NET — Part 7: External Authentication Providers

https://dilankam.medium.com/authentication-in-net-part-7-external-authentication-providers-277cd26c23af

In Part 6, we explored role-based and policy-based authorization. Now, in Part 7, let’s look at how to integrate external authentication…

What is an API?

https://www.c-sharpcorner.com/article/what-is-an-api/

Unlock the power of APIs! This guide explains what APIs are, how they work, and why they're essential for modern software development. Learn about different API architectures like REST and SOAP, under...

Packaging self-contained and native AOT .NET tools for NuGet: Exploring the .NET 10 preview - Part 7

https://andrewlock.net/exploring-dotnet-10-preview-features-7-packaging-self-contained-and-native-aot-dotnet-tools-for-nuget/

In this post we look at the new support for platform-specific .NET tools, so that you can pack your tools as self-contained or Native AOT packages

How Async/Await Really Works

https://mariemoalla.medium.com/how-async-await-really-works-0c39f4ebe1ef

If you’re new to C#, you’ve probably seen async and await in modern code and asked along the way:

EF Core Bulk Operations

https://www.c-sharpcorner.com/article/ef-core-bulk-operations/

Optimize EF Core performance when dealing with large datasets! This article explores various bulk operation techniques, from built-in options like ExecuteUpdate/Delete to powerful third-party librarie...

New in VS Code: Todo List in Chat ✅

https://www.youtube.com/shorts/VJSGLYkEBxk

Named Query Filters in EF 10: Multiple Filters per Entity

https://medium.com/@sangheraajit/named-query-filters-in-ef-10-multiple-filters-per-entity-796401825f6d

Entity Framework Core has long supported global query filters — great for things like soft deletion or multi-tenancy. But until now, you…

Managing the AI Model Lifecycle in C#: From Deployment to Continuous Improvement

https://medium.com/@ai_92969/managing-the-ai-model-lifecycle-in-c-from-deployment-to-continuous-improvement-5e2c79150dcc?source=rss------csharp-5

Building an AI model is only the first step. The real challenge begins after deployment — when the model must evolve with new data…

Preventing CORS Misconfigurations in ASP.NET Core APIs

https://www.c-sharpcorner.com/article/preventing-cors-misconfigurations-in-asp-net-core-apis/

Secure your ASP.NET Core APIs! This article dives into preventing CORS misconfigurations, a critical aspect of web application security. Learn how overly permissive CORS settings can lead to vulnerabi...

Visual Studio 2026 Just Landed |You Won’t Believe the Speed Boosts!

https://isitvritra101.medium.com/visual-studio-2026-just-landed-you-wont-believe-the-speed-boosts-85a9ee6a52d9

The Visual Studio family is one of Microsoft’s flagship developer tools, used by around 50 million worldwide, and it continues to evolve…

The Exception That Cost Me $10K in .NET

https://levelup.gitconnected.com/the-exception-that-cost-me-10k-in-net-b8ec47e5cab4

Why This Blog Matters Continue reading on Level Up Coding »

Cross-Site Request Forgery (CSRF) Protection in ASP.NET Core

https://www.c-sharpcorner.com/article/cross-site-request-forgery-csrf-protection-in-asp-net-core/

This article details built-in mechanisms like anti-forgery tokens, SameSite cookies, and global validation to safeguard authenticated users. Learn how to implement CSRF protection in Razor Pages, MVC,...

Agent Factory: Connecting agents, apps, and data with new open standards like MCP and A2A

https://azure.microsoft.com/en-us/blog/agent-factory-connecting-agents-apps-and-data-with-new-open-standards-like-mcp-and-a2a/

The real power of agents comes from their ability to connect to each other, to enterprise data, and to the systems where work gets done. The post Agent Factory: Connecting agents, apps, and data with...

Working with solution root files in Visual Studio 2022

https://medium.com/@yegor-sychev/working-with-solution-root-files-in-visual-studio-2022-9864e5caa9e0

In Visual Studio 2022, it’s inconvenient to work with files and folders located in the root directory where the .sln file lives.