Compare projects
Project comparisons allow you to view any selection of projects side by side just like they're shown on regular categories or in search results. You can try out an example or start yourself by adding a library to the comparison via the input below. You can also easily share your current comparison with others by sending the URL of the current page.
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Calculates the geo distance between two locations using longitude and latitude using Haversine, Speherical or Vincenty formula.
This is done using Math formulas without resorting to Active Record or SQL DB functionality
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