Functional JavaScript, Part 3: apply, call, and the arguments object(tech.pro)

    var uncurried = function (a, b, c) {
        // do something with a, b, and c
    };

    var curried = function(a) {
        return function (b) {
            return function (c) {
                // do something with a, b, and c
            };
        };
    };

    let uncurried = fun a b c ->
        // (* do something with a, b, c *)

    let curried = fun a ->
        fun b ->
            fun c ->
                // (* do something with a, b, c *)

    uncurried foo bar baz
    curried foo bar baz

    uncurried(foo, bar, baz);
    curried(foo)(bar)(baz);

    var firstTwoLetters = function(words){
        return _.map(words, function(word){
            return _.first(word, 2);
        });
    };

    var firstTwoLetters = map(first(2));

  [1]: http://tech.pro/tutorial/1953/functional-javascript-part-1-introduction
  [2]: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/arrow_functions

  [1]: https://github.com/raganwald/allong.es