The .NET News Daily Issue #380

https://medium.com/@gharshika.23/beyond-the-rewrite-a-lead-developers-guide-to-modernizing-legacy-net-angular-system-d2fa96cf9fbf?source=rss------dotnet-5

Every developer eventually meets a legacy system that has quietly powered the business for years, reliable for customers, painful for…

https://dotnettips.wordpress.com/2026/01/25/string-performance-the-fastest-way-to-get-a-strings-length/

Retrieving the character count of a string in .NET has various methods: using Span with Length, Length, or Enumerable.Count(). This article will prove which is the fastest method.

https://www.c-sharpcorner.com/article/caching-strategies-explained-how-big-apps-stay-fast-in-india-and-globally2/

Discover how caching strategies power lightning-fast apps like Instagram & YouTube. Essential for backend developers in India & globally to build scalable systems.

https://joehom0416.medium.com/why-i-simplified-clean-architecture-without-the-repository-pattern-using-ef-core-cc7751660ea7?source=rss------dotnet-5

Introduction

https://devblogs.microsoft.com/cosmosdb/azure-cosmos-db-agent-kit-ai-coding-assistants/

The Azure Cosmos DB Agent Kit is an open-source collection of skills that teaches your AI coding assistant (GitHub Copilot, Claude Code, Gemini CLI) expert-level Azure Cosmos DB best practices. Instal...

https://www.c-sharpcorner.com/article/microservices-architecture-with-net/

Explore microservices architecture with .NET! Learn to build scalable, flexible apps using ASP.NET Core, Docker, and best practices. Includes practical examples.

https://www.c-sharpcorner.com/article/prompt-engineering-never-dies2/

Prompt Engineering isn't dead; it's evolving! This article explains how it's the core of all LLM engineering, from context to system design. It's the spine!

https://medium.com/@kavathiyakhushali/exposing-an-ai-agent-as-an-mcp-tool-in-net-bfc8ff0aca81?source=rss------dotnet-5

AI agents are powerful, but to make them truly useful in larger applications and tool ecosystems, you need a way for other systems to… Continue reading on GoPenAI »

https://azizollahi.medium.com/the-outbox-pattern-solving-the-dual-write-problem-in-microservices-0d2181c0d148?source=rss------dotnet-5

Consistency is not optional. Learn how to guarantee message delivery when your database transaction commits.

https://medium.com/@sachinghadi/addtransient-vs-addscoped-vs-addsingleton-in-net-core-with-examples-1fea6fb36c83?source=rss------dotnet-5

Dependency Injection (DI) is a core feature of .NET Core. It helps create loosely coupled, testable, and maintainable applications.

https://andrewlock.net/making-foreach-on-an-ienumerable-allocation-free-using-reflection-and-dynamic-methods/

In this post I describe why foreach sometimes allocates, and show how you can use DynamicMethod and Reflection.Emit to go allocation-free

https://medium.com/@alice.yang_10652/how-to-remove-specific-or-blank-pages-from-word-using-c-a-step-by-step-guide-8553f1583d4e?source=rss------csharp-5

When working with Word documents, one problem we often encounter is unwanted pages — blank pages at the end of a report, cover pages we…

https://medium.com/@ahd.benkheder/create-your-own-roslyn-analyzer-926d0138299a?source=rss------dotnet-5

As the title indicates, today we are going to talk about code analyzers and more precisely Roslyn Analyzers, the famous .net compiler. The…

https://medium.com/@mmhaque22/linq-in-production-the-mistakes-that-cost-hours-and-how-to-fix-them-part-2-2-f508e5a0bba6?source=rss------dotnet-5

You’ve Shipped LINQ to Production. Now What?