Using 32-bit floats to represent coordinates gives you 1.7 meters of precision in the worst-case, for 64-bit floats this goes down to about 3 nanometers.
Exploring NYC open data to build a Leontief-style model for taxicab profitability.
Hunting for an apartment in Melbourne during peak season with a limited budget is no trivial task! Here's how I used some online APIs to help me compare different apartments.