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// Licensed under a CC0 1.0 Universal (CC0 1.0) Public Domain Dedication | |
// http://creativecommons.org/publicdomain/zero/1.0/ | |
// HTML files: try the network first, then the cache. | |
// Other files: try the cache first, then the network. | |
// Both: cache a fresh version if possible. | |
// (beware: the cache will grow and grow; there's no cleanup) | |
const cacheName = 'files'; |
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'use strict'; | |
// Licensed under a CC0 1.0 Universal (CC0 1.0) Public Domain Dedication | |
// http://creativecommons.org/publicdomain/zero/1.0/ | |
(function() { | |
// A cache for core files like CSS and JavaScript | |
var staticCacheName = 'static'; | |
// A cache for pages to store for offline |
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'use strict'; | |
// Licensed under a CC0 1.0 Universal (CC0 1.0) Public Domain Dedication | |
// http://creativecommons.org/publicdomain/zero/1.0/ | |
(function() { | |
// Update 'version' if you need to refresh the cache | |
var staticCacheName = 'static'; | |
var version = 'v1::'; |
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// haversin(θ) function | |
func hsin(theta float64) float64 { | |
return math.Pow(math.Sin(theta/2), 2) | |
} | |
// Distance function returns the distance (in meters) between two points of | |
// a given longitude and latitude relatively accurately (using a spherical | |
// approximation of the Earth) through the Haversin Distance Formula for | |
// great arc distance on a sphere with accuracy for small distances | |
// |