Google + API - http://developers.google.com/ google sso - http://dystopics.dump.be/2006/02/04/the-mysteries-of-x-google-token-and-why-it-matters/ google ajax server api - http://blogs.cocoondev.org/dims/archives/004722.html Tips of google chat api - http://www.diegoparrilla.com/2007/12/using-google-chart-api-from-server-side.html http://googlemapsapi.blogspot.com/2007/12/using-chart-api-in-kml-for-quick-data.html String s = URLEncoder.encode("Há tantos burros mandando em homens de inteligência, que, às vezes, fico pensando que a burrice é uma Ciência", "UTF-8"); URL url = new URL("http://ajax.googleapis.com/ajax/services/language/detect?v=1.0&q="+s); JSONObject obj = (JSONObject) ((JSONObject)JSONValue.parse(url.getContentAsString())).get("responseData"); System.out.println(obj.get("language")); System.out.println(obj.get("confidence")); - http://blog.furiousbob.com/2009/07/06/automatic-language-detection/ http://blog.0x1fff.com/2009/12/35-google-open-source-projects-that-you.html Google cloud platform - https://cloud.google.com/products/compute-engine/ Google JSON library articles - http://blog.ajduke.in/tag/gson/ AI api - https://cloud.google.com/products/machine-learning/ GRPC - http://www.infoq.com/cn/articles/tidb-and-grpc https://www.alluxio.io/blog/moving-from-apache-thrift-to-grpc-a-perspective-from-alluxio/ Getting fix password for APP - https://myaccount.google.com/apppasswords