No-Library (pure JS), HTML, CSS, JavaScript
from github.com/calvinmetcalf/LeafletDemo/blob/master/README.md
from mapbox.com/mapbox.js/example/v1.0.0/geojson-marker-from-remote-url
from mapbox.com/mapbox.js/example/v1.0.0/single-marker
from leafletjs.com/examples/layers-control.html
from leanpub.com/leaflet-tips-and-tricks/read
from mapbox.com/mapbox.js/example/v1.0.0/leaflet-markercluster/
from mapbox.com/mapbox.js/example/v1.0.0/filtering-markers/
from mapbox.com/mapbox.js/example/v1.0.0/layers/
from jsbin.com/laviyoya/1/edit
via sporto.github.io/blog/2012/12/09/callbacks-listeners-promises
via smashingmagazine.com/2012/12/05/client-side-templating-2/
jQuery (edge), HTML, CSS, JavaScript
Lists user Fiddles (new API). Using JSONP.