We can remove duplicates from an JS array using multiple ways like set, filter and reduce JS functions. In this article, We will demonstrate the
Tag: Javascript
How to determine if the variable is undefined or null in Javascript?
How to determine if the variable is undefined or null in JavaScript? The easiest way is to check if the variable is
Javascript Hoisting : Variable Hoisting
Hoisting is Javascript’s default behavior of moving declarations to top of the file. There are two types of Hoisting is there: Variable Hoisting Function Hoisting
How to check if JavaScript Object is empty or not/How to check if Javascript Array object is empty or not
While working with Javascript sometimes you have to check if a Javascript object/array is empty or it contains some keys/objects. To check if JavaScript Array
Features with ES6
In 2015 the new standard of JavaScript was released and stabilized as ES6. It’s a new implementation for Javascript but you can use the ES6
Difference between var and let in Javascript
Main difference between var and let is Scoping. var keyword: var declare variable and optionally initialize the variable to a value. Syntax: var declarations, wherever it
What is Bower?
Bower is a package manager for the web. Modern web development involves use of variety of technologies like CSS, Jquery, Angular, Backbone, Bootstrap, SASS, LESS,
ng serve to serve the angular application
Prerequisites Node 6.9.0 or higher NPM 3 or higher Angular CLI Create a new workspace and generate a new sample application by running the following
How to determine if the variable is undefined or null in AngularJS?
How to determine if the variable is undefined or null? Angular have angular.isUndefined but not angular.isUndefinedOrNull. In this post, we will show 3 ways to determine if
Check if element is visible or hidden in jQuery?
Check if element is visible or hidden in jQuery? The below code will help to identify if the element is visible or not:
Difference between ng-if and ng-show or ng-hide?
ngIf The ngIf removes the HTML element if the expression evaluates to false. If the expression evaluates to true, a copy of element is added in the
How to Install REACTJS – Step By Step Guide
We will install react with npm. The other option is using Yarn to manage front-end dependencies. Prerequisites npm Download and run the latest MSI. Installation Create