I\'m developing on an app that is location-based, I have a mapView set to show the user location (mapView.showUserLocation); 开发者_开发技巧I also have a locationUpdate function to retrieve lat/long o
I\'m having problem getting the right results in my coordinate system. To explain my system, I have this simple database that have x_axis, y_axis and name columns. I don\'t need to get all the data,
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