Scala On Cloud

Typically, to avoid blocking the main thread of execution, we write non-blocking code using asynchronous style function pass callback like t...

In this section, we learn about using Module to encapsulate classes. To export classes, use the export syntax with the class name inside c...

A common encapsulation approach in JavaScript is using construction function. Adding the prototype required a bit of coding and some repetit...

Before we understand the needs to use Sets, let's go back to understand Array limitation. Array in JavaScript is very simple to use, b...

WeakMap is a type of Map where only Objects can be passed as keys. Primitive data types such as String, Number, Boolean, etc are not allowed...

Maps are a data structure composed of a collection of key/value pairs. they are very useful to store simple data such as property value. The...

Assigning From Array to Local Variables Typically we access array elements using index. let users = ["Sam", "Tyler", ...