Home Archive EF Core 10, C# 14, and ASP.NET Core tips – .NET News Daily Issue #339 (Dec 3, 2025)

Editor's note

I pulled together a deliberately mixed issue today: there’s real framework depth alongside some plain-language fundamentals. The EF Core 10 piece and the C# 14 extension members article are the standouts for readers tracking what’s new, while the async/await and blocking-calls posts are good reminders that everyday code still hides sharp edges.

EF Core 10, C# 14, and ASP.NET Core tips

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Today's Articles

Google Just Replaced Coding With Orchestration — Meet Antigravity

https://medium.com/@mohsho10/google-just-replaced-coding-with-orchestration-meet-antigravity-16667b4b50d2?source=rss------dotnet-5

(Why this is the biggest upgrade to your developer workflow since Git)

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The Hidden Complexity Behind a “Simple” Request–Response

https://medium.com/@michaelmaurice410/the-hidden-complexity-behind-a-simple-request-response-4df8daa81ffd?source=rss------csharp-5

If you ask most developers what a request–response model is, they’ll shrug and say:

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Stop Writing 10 Repository Methods for One Query! — Harness the Specification Pattern in EF Core

https://medium.com/@maged_/stop-writing-10-repository-methods-for-one-query-harness-the-specification-pattern-in-ef-core-8c889445850a?source=rss------dotnet-5

What’s the story about? It’s the morning after an API launch. A simple new endpoint — “Get gatherings by creator name and include…

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The Hidden Bugs Behind async/await That No One Warns You About

https://medium.com/@sweetondonie/the-hidden-bugs-behind-async-await-that-no-one-warns-you-about-36b0e8eda881?source=rss------csharp-5

Async/await looks innocent… until it silently destroys your application. Let’s talk about the stuff juniors are never told — the async…

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Mastering Loops in C#: A Complete Guide With Best Practices, Mistakes, and When to Use What

https://www.c-sharpcorner.com/article/mastering-loops-in-c-sharp-a-complete-guide-with-best-practices-mistakes-and-when/

Master C# loops! This guide covers for, while, foreach, parallel loops, and LINQ. Learn best practices, common mistakes, and performance tips for efficient code.

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The Nightmare of Blocking Calls in ASP.NET Core — and How to Detect Them

https://medium.com/@mohsho10/the-nightmare-of-blocking-calls-in-asp-net-core-and-how-to-detect-them-f5765d3c2902?source=rss------csharp-5

(A detective story: diagnosing thread starvation with live profiler traces)

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Solving Logging as a Cross-Cutting Concern with MediatR in .NET 9

https://medium.com/@mariammaurice/solving-logging-as-a-cross-cutting-concern-with-mediatr-in-net-9-d4ca1fe7ba8a?source=rss------dotnet-5

A 3-Part Enterprise Guide to Clean, Scalable, Centralized Logging

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.NET Tricks to Speed Up Your Next Build

https://medium.com/@zaynhere2025/net-tricks-to-speed-up-your-next-build-819c187cb1fe?source=rss------dotnet-5

Introduction

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What is a Constructor?

https://www.c-sharpcorner.com/article/what-is-a-constructor/

Unlock the power of constructors in programming! Learn what they are, how they work, and their different types (default, parameterized, DI) with C# examples. Master object initialization!

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Vertical Slice Architecture in simple terms

https://medium.com/@denmaklucky/vertical-slice-architecture-in-simple-terms-4cc996ca9893?source=rss------csharp-5

Vertical slice architecture is a different approach to structuring a solution that can significantly improve the maintainability of an…

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The New C# 14 Extension Members Hack You Must Try

https://medium.com/@nagarajvela/the-new-c-14-extension-members-hack-you-must-try-9e003f935fbe?source=rss------csharp-5

A practical guide to the new C# 14 extension members with examples, diagrams, and clean patterns you’ll actually use.

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Interface vs Abstract Class in C#: Real-World and Programming Examples Explained in Simple Language

https://www.c-sharpcorner.com/article/interface-vs-abstract-class-in-c-sharp-real-world-and-programming-examples-explained/

Unlock the power of C#! Explore interfaces vs. abstract classes with real-world and programming examples. Learn when to use each for optimal design and code reuse.

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Stop Fragile Code: Enforce Business Rules Using DDD Entities

https://medium.com/@devesh.akgec/stop-fragile-code-enforce-business-rules-using-ddd-entities-530ea273d0f6?source=rss------dotnet-5

We will learn another important Key Topic Entity in DDD.

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Will This New EF Core Feature Be the End of Dapper?

https://medium.com/@maged_/will-this-new-ef-core-feature-be-the-end-of-dapper-92ce02e71d6b?source=rss------dotnet-5

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

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10 Common Mistakes Beginners Make in ASP.NET Core (And How to Avoid Them)

https://medium.com/@sweetondonie/10-common-mistakes-beginners-make-in-asp-net-core-and-how-to-avoid-them-3dee95490420?source=rss------csharp-5

When you first start building ASP.NET Core APIs, everything feels like magic… until the magic punches you in the face.

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EF Core 10 Just Dropped — And It Might Be the Biggest Upgrade .NET Has Ever Seen

https://blog.stackademic.com/ef-core-10-just-dropped-and-it-might-be-the-biggest-upgrade-net-has-ever-seen-27b401afd4ea?source=rss------dotnet-5

A deep, practical exploration of the most ambitious EF release yet, packed with new performance features, powerful LINQ upgrades, and… Continue reading on Stackademic »

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Convert HTML to RTF (Rich Text) Using C#

https://medium.com/@andrewwil/convert-html-to-rtf-rich-text-using-c-0dd3e264baa2?source=rss------csharp-5

This guide details how to implement the HTML to RTF conversion efficiently using C# and the free .NET library.

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Jasen's take on today's picks

Google Just Replaced Coding With Orchestration — Meet Antigravity

A buzzy look at Google’s orchestration-first workflow, interesting mainly for how fast our tooling assumptions are shifting.

The Hidden Complexity Behind a “Simple” Request–Response

A solid reminder that request/response hides more moving parts than most of us think about day to day.

Stop Writing 10 Repository Methods for One Query! — Harness the Specification Pattern in EF Core

Specification pattern plus EF Core is a useful combo when repository sprawl starts getting silly.

The Hidden Bugs Behind async/await That No One Warns You About

Async/await bugs are still a top source of production pain; this one is worth a careful read.

Mastering Loops in C#: A Complete Guide With Best Practices, Mistakes, and When to Use What

Basic loops, but with enough practical guidance that newer devs will actually learn something.

The Nightmare of Blocking Calls in ASP.NET Core — and How to Detect Them

Thread starvation in ASP.NET Core is one of those issues you only notice when users already feel it.

Solving Logging as a Cross-Cutting Concern with MediatR in .NET 9

MediatR as a logging pipeline is a clean enterprise pattern if you want consistent observability.

.NET Tricks to Speed Up Your Next Build

Build speed wins are never glamorous, but they pay back every single day.

What is a Constructor?

A good refresher on constructors and initialization, especially for folks mentoring newer developers.

Vertical Slice Architecture in simple terms

Vertical slice architecture explained simply is exactly the kind of article teams can share internally.

The New C# 14 Extension Members Hack You Must Try

C# 14 extension members are the kind of feature that can quietly improve APIs and ergonomics.

Interface vs Abstract Class in C#: Real-World and Programming Examples Explained in Simple Language

Interface vs abstract class is a perennial topic; this one keeps it accessible.

Stop Fragile Code: Enforce Business Rules Using DDD Entities

DDD entities as rule enforcers is a healthy antidote to fragile anemic models.

Will This New EF Core Feature Be the End of Dapper?

If EF Core keeps closing the gap, the Dapper vs EF debate gets more interesting.

10 Common Mistakes Beginners Make in ASP.NET Core (And How to Avoid Them)

Beginners will recognize several of these ASP.NET Core mistakes immediately; that’s why it’s useful.

EF Core 10 Just Dropped — And It Might Be the Biggest Upgrade .NET Has Ever Seen

EF Core 10 sounds ambitious, and the performance and LINQ improvements are the part I’d watch.

Convert HTML to RTF (Rich Text) Using C#

HTML-to-RTF conversion is niche, but sometimes that’s exactly the problem you need solved.

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