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Those Pesky Map Projections
Today’s topic, in case you missed the subtle hint in the title, is map projections! Now the first thing we should probably address is why you should care about them. Let’s say that you’re building a...
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Geographic Coordinate Systems
In my last post I discussed the importance of having a common spatial reference system when dealing with multiple spatial data sources, and introduced the concept of map projections as a component of a...
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Open Spatial Data Formats
The goal of this series of articles on spatial data is to help you deal with spatial data in your open data app or website. In order to do this, all of your spatial data must be in a common spatial...
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