JavaScript Guide

I'm trying to create a unit test for express node application. I want the configuration used fo… Read more [node][mocha]Global Variables Not Accessible When Testing With Mocha

I have an array of objects that contains the name and marks of students. like below How can I calcu… Read more Insert New Element In An Array Of Object And Sort The Array

I want to $emit some data to all child components in vue.js 2 and this is my code : Root Component … Read more How To Broadcast To All Components From Root Vue.js

I'm trying to create a wrapper for the bootstrap-vue Table component. This component uses slots… Read more Vue.js Pass Slot To Wrapped Bootstrap-Vue Table Component

I have a form in which the user inputs various information. The input chosen name allows the user t… Read more Javascript Creating A Username Using Inputs

The same origin policy I wanted to make a community wiki regarding HTML/JS same-origin policies to … Read more Ways To Circumvent The Same-origin Policy

I've seen: !function(){ //code }(); Used in several places to immediately execute an anonymous… Read more How Exactly Does !function(){}() Work?

I have used indexOf to check whether i have particular text is present in a sentence or not like th… Read more What Is The Alternate Function For IndexOf For String In IE8?

I have a json array object . I want to group by data based on column 'FlexCategoryName' and… Read more Group By And Aggregation On JSON Array Using Underscore JS

A really simply question. I've boiled it down to the simplest version that illustrates my probl… Read more Why Does This Simple JS Promise Return A Promise?

So here is what my code looks like ---------index.js----- var React =require('react'); var … Read more Uncaught Error: Minified React Error #130

I support an asp.net web application using Jquery v3.3.1 which uses JavaScript to disable various i… Read more IE 11 V11 Does Not Respect "disabled" Property On Inputs On A Single Machine

I'm performing server-side validation in the 'Accounts.onCreateUser' function so that I… Read more Meteor - How To Use Use Server Side Validation On Password

using jquery i am adding new elements to a div element i also have set id of new added element but … Read more Can Not Find Element Or Element Id That Is Added With Php

I'm trying to automatically create a user data in my firestore db when user sign up through fir… Read more Add Additional Data To User Profile Via Firestore Functions OnCreate

I have been doing a lot of research on this lately, but have yet to get a really good solid answer.… Read more Why In JavaScript Is A Function Considered Both A Constructor And An Object?