class Geocoder::Lookup::Bing

def server_overloaded?(response)
  # Occasionally, the servers processing service requests can be overloaded,
  # and you may receive some responses that contain no results for queries that
  # you would normally receive a result. To identify this situation,
  # check the HTTP headers of the response. If the HTTP header X-MS-BM-WS-INFO is set to 1,
  # it is best to wait a few seconds and try again.
  response['x-ms-bm-ws-info'].to_i == 1
end