//dotnet
Sep 20, 2026
Microsoft's live series builds a production AI agent in C# from scratch
//dotnet
Sep 20, 2026
Rider and ReSharper 2026.2.2 add an AI Agent Setup widget and sharper coding-agent hooks
//dotnet
Sep 13, 2026
Environment.ProcessorCount reports process limits, not host cores, since .NET 6
//dotnet
Sep 13, 2026
F# beats C# on most axes except tooling, argues Mark Seemann
//dotnet
Sep 13, 2026
Uno Platform split their MCP server in two by data lifetime, not by feature
//dotnet
Sep 13, 2026
Rider's refactoring engine as an agent skill: 157s down to 26s
//dotnet
Sep 13, 2026
Rider 2026.3 EAP 1: rainbow brackets, data breakpoints from the editor, completion filters
//dotnet
Sep 13, 2026
.NET September 2026 servicing closes 8 CVEs across 10.0, 9.0 and 8.0
//dotnet
Sep 10, 2026
Rider took 44 s to start because of Defender — Microsoft fixed it in Defender itself
//dotnet
Sep 10, 2026
.NET 11 RC1 ships with a go-live license; C# 15 stabilizes union types