What is the simplest/cleanest way to implement singleton pattern in JavaScript?...

I recently came across this article on how to write a singleton in Node.js. I know the documentation of require states that:     Modules are cached after the first time they are loaded. Multiple calls to require('foo') may not cause the mod...

Consider this pseudo code:  (function(window){    var options = { /*where everything goes */ };     var instance = (function(options){        for (var i in options){        if (options.hasOwnProperty(i)){          this[i] = options[i];        }...

Let's assume I have modules A, B and C in require.js. Module A export new object.  define(function() {      // constructor     function F() {         this.prop = 'some';     }      // module exports     return new F();     });   Modules B...

The script:  app = angular.module('app', [])  app.factory 'MyFactory', ->   val: 'Clark Kent'  app.controller 'MainCtrl', ($scope, MyFactory) ->   MyFactory.val = 'Waldo'   $scope.myFactory = MyFactory...

I'm trying to create a singleton that has variables not directly mutable from the outside. This is my current code:  var singleton = new (function () {     var asd = 1;     this.__defineGetter__("Asd", function() {         return asd;...

I am reading the book by Addy Osmani book, Learning Javascript design patterns. http://addyosmani.com/resources/essentialjsdesignpatterns/book/  I have created a file called singleton.js it contains:  var mySingleton = (function() { var instance;  fu...

I'm a moderately skilled programmer using JavaScript but I am no guru. I know you can do some pretty powerful things with it, I just haven't seen much other than fairly basic DOM manipulation. I'm wondering if people could provide some ex...

Below is an example of a very popular implementation of the JavaScript Singleton pattern:  var mySingleton = (function() {     var instance;      function init() {         function privateMethod() {             console.log("I am private");...

Let's say I am writing code at the main page level and 2 dependencies require the same instance of an object and also state that as a dependency. What is the appropriate way to go about this?  Basically what I want to do is say, "If this depe...