Top "Geo" questions

How to calculate distances between coordinates EFFICIENTLY in Oracle

I have a large Oracle database ( 720,000 records aprox) where each record has its own geographic coordinates (lat & lng) and …

oracle gps geo

Google Geolocation API library

Is there a library out there that will get you your approximate location using the google service (https://www.google.…

c# c++ geolocation google-gears geo

Android intent for opening both Waze and Google maps

There are a few similar posts but I couldn't find an exact one. basically, I want to open both Google …

android google-maps android-intent uri geo

How to center a google map around a country if you just have the country name

I have a page about hiking in various countries. I am trying to make a page like that for each …

google-maps map google-maps-api-3 geo

Draw a map of a specific country with cartopy?

I have tried this example here, which works fine. But how do I focus on another country, i.e. show …

python geo cartopy

Leaflet calculating meters per pixel at zoom level

I am trying to determine a way to calculate the number of meters represented by 1 pixel at a given zoom …

javascript leaflet geo

Android Studio GeoDataClient cannot be resolved

I haven't seen this problem anywhere on the internet, also it doesn't seem the library is deprecated, but I just …

android api gps location geo

Store GeoJSON polygons in MongoDB

I have the following problem with MongoDB. I got some geo data from my home country and i have to …

mongodb indexing geo geojson

Querying for things near a geolocation?

I have a query that attempts to find things within a certain geolocation, but the results that it brings back …

mysql geolocation geo

Maximum length of a decimal latitude/longitude Degree?

What is the maximum length (in kilometers or miles - but please specify) that one degree of latitude and longitude …

math geolocation geospatial geography geo