ASP.NET Core options, .NET 9 file watching, and OpenAPI docs
A mixed December roundup covering ASP.NET Core options, .NET 9 FileSystemWatcher usage, Aspire on Kubernetes, async performance, and interview prep.
Editor's note
I pulled together a varied mix this issue, from practical ASP.NET Core configuration to cloud-native work with Aspire. The FileSystemWatcher and async/await performance pieces stand out for developers who want sharper day-to-day instincts, while the OpenAPI docs article is a useful polish pass.
ASP.NET Core options, .NET 9 file watching, and OpenAPI docs
Good morning .NET community! Kicking off December with some fascinating developments in our tech space. Today's newsletter brings you a winter-worthy collection of tools, techniques, and insights that could reshape your development approach. Grab your favorite hot beverage and let's explore what's new.









