grpc/examples/cpp/route_guide/README.md

The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
# gRPC Basics: C++ sample code

The files in this folder are the samples used in [gRPC Basics: C++][],
a detailed tutorial for using gRPC in C++.

[gRPC Basics: C++]:https://grpc.io/docs/languages/cpp/basics
deduplicate C++ routeguide 7 years ago			`# gRPC Basics: C++ sample code`

			`The files in this folder are the samples used in [gRPC Basics: C++][],`
			`a detailed tutorial for using gRPC in C++.`

Docs: fix links to grpc.io tutorial pages 5 years ago			`[gRPC Basics: C++]:https://grpc.io/docs/languages/cpp/basics`