I recently launched an Android app which makes use of the Google Places autocomplete widget/API. As part of the configuration for this, I added the API key to my Android\'s
You can try this sample project where I use map and place api also wikipedia geo api.
https://github.com/XinyueZ/wikipedia-google-place-together
Of cos, you should fill a string @string/google_maps_key
@string/google_maps_key
Might help you.