Demo app sent messages from cellphones visiting a website, and then retrieved from a Raspberry Pi with the SenseHAT's LED matrix, displaying information (and a Gopher!)
It involves an GRPC and HTTP server running on AWS, a local GRPC for Go client, and a local GRPC client for Python.
This was made for educational purposes, and is licensed under the MIT License.
:8080 is the port for the Web Server.
:50001 is the port for the GRPC Server.
$ go get -u github.com/zubie7a/GRPC_Demo
$ go run $GOPATH/src/github.com/zubie7a/GRPC_Demo