The .NET News Daily Issue #227

.NET 10 Performance Edition

https://steven-giesel.com/blogPost/c518e8d6-54b4-407f-af82-e79e0889bc03

As every year, the dotnet team adjusted the runtime and libraries to improve performance. So let's go over some of the highlights. I will link the corresponding blog post or GitHub issue for each item...

How try-catch Works Internally in .NET – A Beginner’s Breakdown

https://medium.com/@sweetondonie/how-try-catch-works-internally-in-net-a-beginners-breakdown-567a53d1fa0c

Ever wondered how .NET handles errors behind the scenes? Here’s a simple explanation of the try-catch mechanism and what happens when…

8 .NET Code Review Tips to Make Your Team Love You

https://medium.com/@nagarajvela/8-net-code-review-tips-to-make-your-team-love-you-fd52626ed5dc

Elevate your code quality and team collaboration with expert insights. Continue reading on Level Up Coding »

FirstOrDefault vs. SingleOrDefault in LINQ: Key Differences and Use Cases

https://www.c-sharpcorner.com/article/firstordefault-vs-singleordefault-in-linq-key-differences-and-use-cases/

In this article, we'll dive into the key differences between FirstOrDefault and SingleOrDefault, examining their behaviours, ideal use cases, and guidance on when to use each one. By the end, you'll g...

How to use Ngrok in ASP.NET Core

https://www.c-sharpcorner.com/article/how-to-use-ngrok-in-asp-net-core/

When building modern web applications, developers often face a common challenge: testing locally developed webhooks, APIs, or third-party integrations that require a publicly accessible URL.

Program.cs vs Startup.cs in .NET — What’s the Difference and Why It Matters

https://medium.com/@sweetondonie/program-cs-vs-startup-cs-in-net-whats-the-difference-and-why-it-matters-69f60f185052

If you’re just stepping into the world of .NET development, especially with ASP.NET Core, you’ll likely come across two important files…

Deploying a .NET Weather Forecast App to AKS Using GitHub Actions and Argo CD

https://www.c-sharpcorner.com/article/deploying-a-net-weather-forecast-app-to-aks-using-github-actions-and-argo-cd/

Learn how to deploy a .NET Weather Forecast app to Azure Kubernetes Service (AKS) using GitHub Actions for CI/CD and Argo CD for GitOps-based continuous delivery.

Modernizing .NET Legacy Applications: Tools and Considerations

https://medium.com/mocean-labs/modernizing-net-legacy-applications-tools-and-considerations-8aeeb4dd5c61

Modernizing .NET legacy applications has become essential for organizations striving to keep up with evolving technology standards… Continue reading on Mocean Labs »

Building a RAG Application with Pinecone and Semantic Kernel in .NET

https://medium.com/kpmg-uk-engineering/building-a-rag-application-with-pinecone-and-semantic-kernel-in-net-14945f84bc25

Introduction Continue reading on KPMG UK Engineering »

The New EF Core Interceptors

https://medium.com/volosoft/the-new-ef-core-interceptors-69ca8f6c7705

Interceptors Continue reading on Volosoft »

Critical .NET and .NET Framework Updates Issued in June 2025: Addressing a Remote Code Execution

https://medium.com/@csmax/critical-net-and-net-framework-updates-issued-in-june-2025-addressing-a-remote-code-execution-2f5ace9fa079

The digital landscape is in constant motion, and staying ahead requires vigilance, particularly concerning the security and stability of…

API Rate Limiting in .NET

https://www.c-sharpcorner.com/article/api-rate-limiting-in-net/

In the world of web APIs, especially public ones, controlling how many requests a user or client can make is very important. This is known as API Rate Limiting. Without it, one careless or malicious u...

Key Technologies in .NET Full Stack Development: From Frontend to Backend

https://medium.com/@rajeshmonopoly1/key-technologies-in-net-full-stack-development-from-frontend-to-backend-7292fedb4341

Learning .NET Full Stack Development is a valuable step for aspiring developers who want to master both client-side and server-side…

What's New for ASP.NET Core & Blazor in .NET 9?

https://www.youtube.com/shorts/EsW8G_9jkQk

Records Are Not Just DTOs: Designing Smart, Immutable Workflows with C# Record Types

https://medium.com/@mohsho10/records-are-not-just-dtos-designing-smart-immutable-workflows-with-c-record-types-4d56f504b564

I used to treat record types as just “nicer classes.” Cleaner DTOs, sure — but nothing game-changing. That was until I built a complex… Continue reading on .Net Programming »

Monitoring .NET Applications with OpenTelemetry and Grafana

https://www.milanjovanovic.tech/blog/monitoring-dotnet-applications-with-opentelemetry-and-grafana

Instrumenting your .NET apps with OpenTelemetry is easy. But what about actually seeing those metrics and traces in action? Here's how to stream observability data from your .NET services into Grafana...

Modernizing Legacy Applications with the .NET Upgrade Assistant

https://medium.com/@Adem_Korkmaz/modernizing-legacy-applications-with-the-net-upgrade-assistant-573bfacf7938

Microsoft’s solution for automating the upgrade process

Difference Between Minimal API and Controller API .NET Core

https://www.c-sharpcorner.com/article/different-between-minimal-api-and-controller-api-net-core/

Explore the key differences between Minimal API and Controller API in .NET Core, including structure, performance, routing, and use cases—helping you choose the right approach for your project.

Working with MCP servers in GitHub Copilot Agent mode

https://www.youtube.com/watch?v=ZlrQJQV14xQ

GitHub MCP server - https://github.com/github/github-mcp-server Perplexity MCP server - https://docs.perplexity.ai/guides/mcp-server

Refactoring a C# Generic Repository with the Strategy Pattern

https://medium.com/@imissyoubrad/refactoring-a-c-generic-repository-with-the-strategy-pattern-5b52697ec23c

A real-world example of using design patterns to enhance flexibility and adhere to SOLID principles when working with OpenSearch.