The .NET News Daily Issue #419

https://medium.com/@ravikumar.makwana/c-performance-mistakes-that-silently-kill-your-apis-and-how-to-fix-them-4e2fe8e27eab?source=rss------dotnet-5

Most C# APIs start fast.

https://visualstudiomagazine.com/Articles/2026/03/17/Going-Local-Loco-with-Open-Source-AI-in-VS-Code.aspx

This hands-on PoC shows how I got an open-source model running locally in Visual Studio Code, where the setup worked, where it broke down, and what to watch out for if you want to apply a local model ...

https://www.c-sharpcorner.com/article/why-your-net-app-hangs-a-beginners-guide-to-threadpool-starvation/

Unlock .NET app performance! Learn to diagnose & fix ThreadPool Starvation, a common issue causing hangs & slowdowns. Master async/await for optimal scaling.

https://www.c-sharpcorner.com/article/how-to-protect-web-applications-from-ddos-attacks/

Shield your web applications from DDoS attacks! Learn practical strategies using CDNs, WAFs, rate limiting, and more to maintain performance and availability.

https://www.c-sharpcorner.com/article/what-is-vector-database-and-why-it-is-important-for-ai-applications/

Discover vector databases: the key to smarter AI. Learn how they power semantic search, recommendations, and LLMs by understanding data meaning, not just keywords.

https://medium.com/@kharavela.jain/designing-undo-redo-features-7c57b5902779?source=rss------dotnet-5

In the era of modern cloud-native application design, many powerful and time-tested design patterns are often overlooked due to the focus…

https://medium.com/@Rajdip27/mastering-datetime-time-zones-in-asp-net-core-stop-breaking-your-users-clocks-780b548faa2d?source=rss------csharp-5

A deep-dive into DateTimeOffset, TimeZoneInfo, and UTC-first architecture that scales globally — with real code, real scenarios, and zero…

https://medium.com/@rakibul.h.rabbi/surviving-the-net-cli-how-i-built-and-published-my-first-microservice-template-to-nuget-7c05f4f54564?source=rss------csharp-5

If you’ve ever started a new microservice, you know how tedious the initial boilerplate can be — wiring up the folder architecture…

https://www.c-sharpcorner.com/article/what-is-async-and-await-in-c-sharp-with-example/

Unlock the power of async/await in C#! Learn how to build responsive, scalable .NET applications with non-blocking asynchronous programming. Includes practical examples!

https://devblogs.microsoft.com/azure-sql/vscode-mssql-march-2026/

The MSSQL extension for VS Code v1.41 continues to evolve, delivering features that make SQL development more integrated, more powerful, and more developer-friendly. In this release, we're introducing...

https://www.c-sharpcorner.com/article/modernize-net-application-using-ai/

Learn how to modernize .NET applications using GitHub Copilot modernization agent. Discover AI-powered upgrades, Azure migration, and step-by-step modernization workflow.

https://codewithmukesh.com/blog/bulk-operations-efcore/

Learn how to optimize bulk insert, update, and delete operations in EF Core 10. We benchmark 5 approaches with real numbers and a decision matrix for every scenario.

https://codewithmukesh.com/blog/multiple-dbcontext-efcore/

When and how to use multiple DbContext in EF Core 10. Multi-database setup, schema separation, migrations, transactions, and modular monolith patterns.