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Use Kiota, Microsoft's official OpenAPI code generator, to produce a fluent, strongly typed C# client from any OpenAPI spec. Step-by-step: install, generate, wire into ASP.NET Core DI, and handle authentication.

Stream a multi-gigabyte CSV in .NET 11 without OutOfMemoryException. File.ReadLines, CsvHelper, Sylvan, and Pipelines compared with code and measurements.

Serve large files from ASP.NET Core 11 without loading them into memory. Three tiers: PhysicalFileResult for on-disk files, Results.Stream for arbitrary streams, and Response.BodyWriter for generated payloads -- with code for each.

EF Core 11 Preview 3 introduces RemoveDbContext, RemoveExtension, and a parameterless AddPooledDbContextFactory overload, removing the boilerplate around swapping providers in tests and centralizing pooled factory configuration.

Cooperative cancellation with CancellationToken, CancelAsync, Task.WaitAsync, and linked tokens in .NET 11. Plus the blocking patterns that turn a clean cancel into a deadlock.

Visual Studio 2022 17.14.30 bundles the Azure MCP Server into the Azure development workload. Copilot Chat can hit 230+ Azure tools across 45 services without installing a thing.

EF Core 11 queries implement IAsyncEnumerable<T> directly. Here is how to stream rows with await foreach, when to prefer it over ToListAsync, and the gotchas around connections, tracking, and cancellation.

A HMAC validation flaw in Microsoft.AspNetCore.DataProtection 10.0.0 through 10.0.6 lets attackers forge ciphertexts. .NET 10.0.7 is the mandatory fix.

A practical guide to mixing C# records and EF Core 11. Where records fit, where they break change tracking, and how to model value objects, entities, and projections without fighting the framework.

The C# Dev Kit team swapped its C++ Node.js addon for a .NET 10 Native AOT library, using N-API, UnmanagedCallersOnly, and LibraryImport to produce a single .node file without Python or node-gyp.