The .NET News Daily Issue #252

Named Query Filters in EF 10 (multiple query filters per entity)

https://www.milanjovanovic.tech/blog/named-query-filters-in-ef-10-multiple-query-filters-per-entity

EF 10 introduces named query filters, allowing multiple filters on a single entity and letting you selectively disable specific filters without turning off all query filters. This article explains how...

The Silent Scalability Killers Hiding in Your .NET Code — 15 Fixes That Work

https://towardsdev.com/the-silent-scalability-killers-hiding-in-your-net-code-15-fixes-that-work-38bb072db40c

“Your code might be clean — but can it handle 1 million users?” Continue reading on Towards Dev »

SignalR in ASP.NET Core — Build Real-Time Applications with Confidence

https://dotnetfullstackdev.medium.com/signalr-in-asp-net-core-build-real-time-applications-with-confidence-4fcc4440bda3

Stay Updated Instantly Without Refreshing the Page!

How to Use the Domain Event Pattern | DDD, Clean Architecture, .NET 9

https://medium.com/@michaelmaurice410/how-to-use-the-domain-event-pattern-ddd-clean-architecture-net-9-76a6c314e610

If you want the full source code, download it from this link: https://www.elitesolutions.shop/

MCP C# SDK Gets Major Update: Support for Protocol Version 2025-06-18

https://devblogs.microsoft.com/dotnet/mcp-csharp-sdk-2025-06-18-update/

The MCP C# SDK has been updated to support the latest Model Context Protocol specification (2025-06-18), bringing structured tool output, elicitation support, enhanced security, and more to .NET devel...

From Startup Tasks to Smarter Scheduling: Mastering Background Workers in .NET 8

https://blog.venturemagazine.net/from-startup-tasks-to-smarter-scheduling-mastering-background-workers-in-net-8-46c558d5fb99

When I first tried to run a recurring job inside my .NET API, I treated it like a morning cafecito — just fired it up in Startup.cs and… Continue reading on Venture »

.NET + Angular: Trusted Tech Stack for Large-Scale Applications

https://medium.com/@sparklewebhelp/net-angular-trusted-tech-stack-for-large-scale-applications-32486996556b?source=rss------dotnet-5

When planning to build a large web application for your business — whether it’s for healthcare, e-commerce, finance, or any other industry…

How I Built a .NET Security Scanner Without a Security Team (And Blocked 90% of Vulnerabilities)

https://medium.com/c-sharp-programming/how-i-built-a-net-security-scanner-without-a-security-team-and-blocked-90-of-vulnerabilities-ac0803ef5bea

This Roslyn analyzer + GitHub Actions combo is being quietly adopted by top teams. Here’s how to implement it before your next release. Continue reading on .Net Programming »

Level Up Your C# APIs: Pro Techniques for High-Performance REST Services

https://medium.com/@saifullahhakro/level-up-your-c-apis-pro-techniques-for-high-performance-rest-services-90c3444b2a18

Introduction Continue reading on .Net Programming »

Secure Your Secrets in .NET with Azure Key Vault

https://www.c-sharpcorner.com/article/secure-your-secrets-in-net-with-azure-key-vault/

Azure Key Vault is a secure cloud service for managing secrets, encryption keys, and certificates. It simplifies credential management, enhances security, supports RBAC, and integrates easily with .NE...

When Lifetimes Collide: A C# Developer’s Journey Through Transient, Scoped & Singleton

https://medium.com/@brian.moraboza/when-lifetimes-collide-a-c-developers-journey-through-transient-scoped-singleton-40c88ec1afe2

I still remember that morning in my first ASP.NET Core project — el código estaba listo, deploy went green, but requests started failing… Continue reading on Cubed »

How do I know my RAG system isn't missing anything important?

https://www.youtube.com/shorts/oTUU5OD7fgQ

Database Migration Strategies

https://codeopinion.com/database-migration-strategies/

Database migrations gone wrong. You deploy a new feature in your app and suddenly half of it breaks. You start digging through your logs and realize it’s a database schema change that’s causing all th...

Stop Allocating Arrays in C#: Use These 10 Game-Changing ArrayPool Hacks

https://medium.com/@ashokreddy343/stop-allocating-arrays-in-c-use-these-10-game-changing-arraypool-hacks-015a0f6007d9

Reduce GC pressure, boost speed, and write cleaner code with these rarely discussed techniques.

5 Deadly Health Check Mistakes .NET Developers Make (And How to Fix Them with Prometheus)

https://medium.com/devs-community/5-deadly-health-check-mistakes-net-developers-make-and-how-to-fix-them-with-prometheus-87f3fb4f5ae6

If you think a 200 OK means your app is fine — you’re already in danger. These 5 real-world mistakes nearly took down my services. Continue reading on Devs Community »

5 .NET Tips That Instantly Make Your Code Look Senior-Level

https://medium.com/@freakyali/5-net-tips-that-instantly-make-your-code-look-senior-level-3b381895cf85

Real-world techniques that quietly reveal experience in every line.

Response Caching in C#

https://medium.com/@shreyans_padmani/response-caching-in-c-4498ef929cd4

Response Caching in ASP.NET Core improves performance by storing HTTP responses and reusing them for identical requests — reducing server…

C# Reflection Explained with Real Code Examples

https://www.c-sharpcorner.com/article/c-sharp-reflection-explained-with-real-code-examples/

Reflection in C# enables runtime inspection and interaction with types, methods, and properties. It’s powerful for dynamic scenarios like plugin systems, but should be used cautiously due to performan...

Beyond Spaghetti Code: Mastering Clean Architecture for Enterprise .NET

https://medium.com/@bhargavkoya56/beyond-spaghetti-code-mastering-clean-architecture-for-enterprise-net-90f860453e3d

Clean Architecture thrives when every layer is visible, isolated, and rigorously enforced. Below is end-to-end, 20-minute read that…

Authentication in .NET — Part 2: Understanding Authentication Schemes

https://dilankam.medium.com/authentication-in-net-part-2-understanding-authentication-schemes-d43158e08c6f

Welcome to Part 2 of my series on Authentication in .NET. In Part 1, we explored how authentication middleware works and how requests flow…