grpc example for golang and node.js.
brew install protoc
go get github.com/golang/protobuf/protoc-gen-go
go get google.golang.org/grpc
npm install
protoc --proto_path=. --go_out=plugins=grpc:. helloworld.proto
go run greeter/server.go
go run greeter/client.go
or
node greeter/client-node.js
hello world
.