JavaScript Guide

I have a link in www.abc.com , clicking on which it opens up a popup from www.def.com . There is a … Read more Window.opener Is Returing Null

I need to detect MP3 links within a page using JavaScript, and replace the text with: Solution 1… Read more Detect And Edit MP3 Links

I have an HTML page with the following JavaScript attached. alert(box); box = 'Thinking outside… Read more JavaScript Variable Undefined Vs Not Defined

I am adding element dynamically to DOM. $(' ').text(data.status).appendTo(app.twitter_feed)… Read more If Container Width, Padding And Line-height Is Known, How To Calculate Height?

When I use method click() to click the button, the submission failed. But, when I use the mouse to … Read more DOM Click() Is Not Working On This Button

ES6, Windows 10 x64, Node.js 8.6.0, Mocha 3.5.3 Is it possible to use ES6 modules in Mocha tests? I… Read more Is It Possible To Use ES6 Modules In Mocha Tests?

I need to save web page using Qt WebKit similar to 'Save as complete webpage'. Following ar… Read more How To Save Webpage In Qt WebKit As "save As Complete Webpage"

I am following How-to-submit-additional-form-data and have a working fileupload that is submitting … Read more Submit Additional Form Data Without Setting FormData

I have a link: someText it works fine everywhere except ie(i try i Solution 1: If you use a ja… Read more Error When Using Js In Href Ie 11

I'm doing a $http.get request to a https service which has an XML file and it need the headers(… Read more AngularJS - Get Headers In Response

I have data that I need to pass from one component1 to another component2. I don't use vuex or … Read more Vue Js - Pass Data Within Two Components In The Same Level

I'm using a nested list as a menu with sub menu items. I used to do it where if you hovered ove… Read more Disable Anchor Menu Click On Mobile Devices

Recently, I looked at Facebook's React framework. It uses a concept called 'the Virtual DOM… Read more What Is Virtual DOM?

I only want my JavaScript to run once, but I cannot control how many times the javascript file is e… Read more Javascript Running Code Once

I was wondering if it was possible to run puppeteer in my react app. Whenever I try to run puppetee… Read more Can't Run Puppeteer In React App, Module Not Found: Can't Resolve 'ws' When Compiling

I'm trying push notifications using service workers. use my own server to send notifications an… Read more Increase Service Worker Life Time

I've look at many things covering how to make a 'grippie' that resizes a textarea, and … Read more Javascript/JQuery Resize Textarea With Div/"grippie"

I'm quite a newbie in JavaScript and in Promises. I'm trying to build an array of objects t… Read more JavaScript Promise Inside Async/await Function Resolve Final Array Of Responses

Situation: I'm working on a responsive design that involves the typical HTML/CSS combo. Everyth… Read more Dynamically Resize Iframe

I need to determine which JS file/line is modifying an element on my page. I'm trying to find a… Read more Determine Which JS File/line Is Modifying An Element On My Page