well that’s damn clever

http://en.wikipedia.org/wiki/Geohash

what’s nice is that you can trim off the end of the hash, to get a less and less precise hash, because it basically represents a quadtree in hash from.

Brilliantly simple, and well executed.

May 23 2008 02:37 pm | Science and The Global Picture |

One Response to “well that’s damn clever”

  1. on 23 May 2008 at 8:49 pm   deichmans

    Comic strip xkcd presents a nice graphic of Geohashing:

    http://xkcd.com/426/

    I wonder if this would mix with Hashing (a la the Hash House Harriers)? At least for prepositioning Beer Checks…. :-)

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