Google App Engine Geohashing

Question

I am writing a web application using GWT and App Engine. My application will need to post and query items based on their latitude, longitude.

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Answer 1

I'm working on a GWT/GAE project and had the same problem. My solution was to use a Geohash class that I modified slightly to be GWT-friendly. It's great for my needs of proximity searches.

If you've never seen Geohashes in action, check out Dave Troy's JS demo page.