Add instance method for user to calculate distance to another user/dog

alexander-mathieu / crowdhound_be

Crowdhound connects dog owners with local people that would love the opportunity to chill with a dog for an afternoon or a few days, without having the responsibility 24/7/365.

https://crowdhound.herokuapp.com/

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Add instance method for user to calculate distance to another user/dog #40

Closed chakeresa closed 5 years ago

chakeresa commented 5 years ago

http://jonisalonen.com/2014/computing-distance-between-coordinates-can-be-simple-and-fast/