Snippets (JavaScript)
From Gnomon Chronicles
Things to use or delete. See Snippets.
Map, Filter, Reduce
http://wiki.karljones.com/index.php?title=JavaScript
https://medium.com/poka-techblog/simplify-your-javascript-use-map-reduce-and-filter-bd02c593cc2d
Map
https://codeburst.io/javascript-map-vs-foreach-f38111822c0f
Filter
Reduce
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/reduce
forEach
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/forEach
