Currently in ES5 many of us are using the following pattern in frameworks to create classes and class variables, which is comfy:    // ES 5 FrameWork.Class({      variable: 'string',     variable2: true,      init: function(){      },...
I followed a tutorial for creating a JavaScript stopwatch and am trying to expand it to work with multiple stopwatches (multiple instances of a class).  The problem I have is when I am trying to display the current value while the clock is ticking...
I have an issue in angular.js with directive/class ng-cloak or ng-show.  Chrome works fine, but Firefox is causing blink of elements with ng-cloak or ng-show. IMHO it's caused by the converting ng-cloak/ng-show to style="display: none;"...
When using a constructor function in JavaScript to create a class, is it possible to redefine the class's method later?  Example:  function Person(name) {     this.name = name;     this.sayHello = function() {         alert('Hello, ' +...
Looks like in TypeScript it's absolutely fine (from the compiler perspective) to have such code:  class Vehicle {     public run(): void { console.log('Vehicle.run'); } }  class Task {     public run(): void { console.log('Task.run&...
I'm wondering how to select an element that does not have a specific class using JavaScript, not jQuery.  For example, I have this list:  <ul id="tasks">   <li class="completed selected">One Task</li>   <li&...
Eg:  function A(){} function B(){} B.prototype = new A();   How can I check if the class B inherits class A?...
Why is class based OO so popular instead of prototype based OO? Do they teach the latter in schools? Though Javascript is prototype based, most people use it mostly functionally, or via frameworks that try to emulate a class based system.  I know tha...

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