Garrett Kizior

Cannot use `GridTemplateColumns` property on `FluentDataGrid` with `SelectColumn` # 🐛 Bug Report Stack Trace: System.Exception: You can use either the 'GridTemplateColumns' parameter on the grid or the 'Width' property at...

https://github.com/dotnet/orleans/blob/7012f33fd28230aa9d0e6bac3584e7d016563f14/src/Azure/Orleans.Streaming.EventHubs/Providers/Streams/EventHub/EventHubAdapterReceiver.cs#L186 ```cs if (!this.checkpointer.CheckpointExists) {     this.checkpointer.Update(         messages[0].Offset.ToString(),         DateTime.UtcNow); } ``` I have a question regarding the logic in the `EventHubAdapterReceiver.cs` file, specifically around the checkpointer code: Question: Why does the...