http://www.raywenderlich.com/13160/using-the-google-places-api-with-mapkit // Build the url string to send to Google. NOTE: The kGOOGLE_API_KEY is a constant that should contain your own API key that you obtain from Google. See this link for more info: // https://developers.google.com/maps/documentation/places/#Authentication NSString * url = [ NSString stringWithFormat : @ "https://maps.googleapis.com/maps/api/place/search/json?location=%f,%f&radius=%@&types=%@&sensor=true&key=%@" , currentCentre.latitude, currentCentre.longitude, [ NSString stringWithFormat : @ "%i" , currenDist ] , googleType, kGOOGLE_API_KEY ] ; //Formulate the string as a URL object. NSURL * googleRequestURL = [ NSURL URLWithString : url ] ; // Retrieve the results of the URL. dispatch_async ( kBgQueue, ^ { NSData * data = [ NSData dataWithContentsOfURL : googleRequestURL ] ; [ self performSelectorOnMainThread : @se
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