The .NET News Daily Issue #462

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Today's Articles

Agent-First Development Workflows in VS Code with Brigit Murtaugh

https://www.youtube.com/watch?v=45DA9KP38po

Durable Workflows in Microsoft Agent Framework: Why Real AI Systems Need More Than Just…

https://blog.gopenai.com/durable-workflows-in-microsoft-agent-framework-why-real-ai-systems-need-more-than-just-2bb8f53287ac?source=rss------dotnet-5

A few months ago, most AI conversations online sounded almost magical. Continue reading on GoPenAI »

How to upload files in an ASP.NET Core Web API

https://blog.elmah.io/how-to-upload-files-in-an-asp-net-core-web-api/

Files are an integrated part of an application. From a social app to an ERP, some form of media exists in the ecosystem. .NET Core APIs provide built-in support for uploading and fetching documents. I...

Announcing Agent Governance Toolkit MCP Extensions for .NET

https://devblogs.microsoft.com/dotnet/announcing-agent-governance-toolkit-mcp-extensions-for-dotnet/

Announcing a Public Preview .NET package that adds policy enforcement, startup tool scanning, fallback governance, and response sanitization to MCP servers with a single builder extension. The post A...

Just shows that nobody cares about debugging the parity flag any more

https://devblogs.microsoft.com/oldnewthing/20260518-00/?p=112334

The x86-64 architecture inherited the parity flag (PF) from the x86-32, which in turn inherited it from the 8080, which inherited it from the 8008, which implemented it because it was the processor fo...

Task vs ValueTask in .NET: What They Are, When to Use Each, and Why It Matters

https://medium.com/@mahdi.com.haidar/task-vs-valuetask-in-net-what-they-are-when-to-use-each-and-why-it-matters-e8e663c3cf74?source=rss------dotnet-5

A deep dive into one of async/await’s most misunderstood distinctions — with real .NET examples to make it click.

Azure IaaS: Deploy high-performance workloads with a system-level approach

https://azure.microsoft.com/en-us/blog/azure-iaas-deploy-high-performance-workloads-with-a-system-level-approach/

Performance in the cloud is no longer defined by individual resources—it’s shaped by how compute, storage, and networking work together. Azure IaaS takes a system-level approach to help organizations ...

10 .NET 10 API Anti-Patterns That Break Production (And How to Fix Them)

https://codewithmukesh.com/blog/anti-patterns-to-avoid-dotnet-apis/

10 ASP.NET Core anti-patterns that break production in .NET 10 - async void, sync-over-async, fat controllers, runtime-reflection mappers in AOT, and the 2026 ones.

EF Core without migrations - it's only a matter of time

https://www.roundthecode.com/dotnet-tutorials/ef-core-without-migrations-its-only-a-matter-of-time

Learn why EF Core without migrations is a disaster. Learn how to setup, configure, and deploy using migrations to keep databases consistent across environments. The page EF Core without migrations - i...