Geospatial computing FAQ

What's the distance between two points?

References:

• https://github.com/xkjyeah/vue-google-maps/issues/273
• https://en.wikipedia.org/wiki/Haversine_formula
• http://www.movable-type.co.uk/scripts/latlong.html

How do I draw a curved line between two points?

References: http://xkjyeah.github.io/vue-google-maps/index-app.html#/03CurvedLine