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Easy IP Geotargeting with Geokit and MongoMapper

There are several cases in which it might make sense to tailor your app’s content based on a user’s physical location. But asking them directly is a bit of a pain. Luckily, it’s extremely simple to find a user’s location knowing only something you will always know about a visitor: their IP address. Today I’ll walk you through how to use IPs to geolocate your visitors in a Rails application using Geokit and MongoDB’s geospatial indexing with MongoMapper.

And a couple of days ago it was Rails with Geocoder and MongoDB with Mongoid.

Original title and link: Easy IP Geotargeting with Geokit and MongoMapper (NoSQL databases © myNoSQL)

via: http://intridea.com/2011/4/6/easy-ip-geotargeting-with-geokit-and-mongomapper