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The .NET News Daily Issue #549

The .NET News Daily Issue #549

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

Sep 25, 2026

Stop rewriting prompts. Start engineering loops.

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Today's Articles

If It Quacks - Part 2

https://steven-giesel.com/blogPost/41599817-4457-441e-b874-1a5c67f4e7cc?utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

The Tiny C# Attribute That Stops Your Stack Being Zeroed

https://jordansrowles.medium.com/the-tiny-c-attribute-that-stops-your-stack-being-zeroed-5d01316f36d2?source=rss------csharp-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

What .NET Code Protection Actually Does (And Why Decompilers Make It Necessary)

https://medium.com/@ilsentinelnet/what-net-code-protection-actually-does-and-why-decompilers-make-it-necessary-35a3547eafb6?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

EF Core N+1 Query Problem: How to Detect, Measure, and Fix Excessive Database Queries

https://medium.com/@convergesol/ef-core-n-1-query-problem-how-to-detect-measure-and-fix-excessive-database-queries-d349fd39eacb?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Sharper .NET 8: Clean Practices & the Magic

https://medium.com/@Rajdip27/sharper-net-8-clean-practices-the-magic-515f2a5183c0?source=rss------csharp-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

C# DIY Compiler with DDD and Clean Architecture

https://medium.com/@steponeit/c-diy-compiler-with-ddd-and-clean-architecture-6883ad154ac9?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Adding Cosmos with Spec Kit & Copilot

https://jesseliberty.com/2026/09/18/adding-cosmos-with-spec-kit-copilot/?utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Prompts Are Consumables, Evals Are Capital: Rethinking What Actually Survives a Model Upgrade

https://blog.gopenai.com/prompts-are-consumables-evals-are-capital-rethinking-what-actually-survives-a-model-upgrade-f63890ac40da?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Testing beyond your imagination: Property-based testing in C# with FsCheck

https://www.code4it.dev/blog/property-based-testing-fscheck/?utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Threading in C#

https://medium.com/@rhutu.takle/threading-in-c-99b2706c2861?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

I’ve Written C# for 10+ Years. These Are the Fundamentals I Still Revisit.

https://medium.com/@a95yman/ive-written-c-for-10-years-these-are-the-fundamentals-i-still-revisit-4ef9737fd9f7?source=rss------csharp-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

From Redis pressure to a healthier service

https://devblogs.microsoft.com/powerplatform/azure-managed-redis-migration/?utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Blazor vs Vue.js: What a C# Developer Actually Notices

https://medium.com/@mgebrov/blazor-vs-vue-js-what-a-c-developer-actually-notices-b962e6ac656e?source=rss------dotnet-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

I Rebuilt C#’s DataTable: Up to 70% Less Memory, 2.9× Faster

https://medium.com/@nandikadevarajan/i-rebuilt-c-s-datatable-up-to-70-less-memory-2-9-faster-7038d625a675?source=rss------csharp-5&utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

Avoid API Breaking Changes

https://codeopinion.com/avoid-api-breaking-changes/?utm_source=dotnetnews.co&utm_medium=referral&utm_campaign=the-net-news-daily-issue-549

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