farmwang的专栏

```csharpvar httpHandler = new HttpClientHandler();// Return `true` to allow certificates that are untrusted/invalidhttpHandler.ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator;using var .

protoc.exegrpc_csharp_plugin.exeprotoc.exe ./HelloWorld.proto --csharp_out ./OutPut1 --grpc_out ./Output1 --plugin=protoc-gen-grpc=grpc_csharp_plugin.exeusing System;using System.Collections.Generic;using System.Linq;using System.Text;using Sy.