JavaScript Guide

in CSS, we can select multiple classes with same prefix like: 'pre-1','pre-2',... w… Read more JavaScript Selector By Class Prefix?

I am trying to display the (outer)html of an img tag, but I want the alt attribute to be in red. Th… Read more How To Style An Image's Alt Attribute

I was tasked to edit an existing Joomla code.This a javascript file that will calculate value depen… Read more Javascript Calculate Values Based On Checked Options

This question might seem like a repeat, but I really couldn't find something similar. Things wo… Read more Add Input Fields Dynamically But Fields Are Generated By External PHP Functions

I have JavaScript hosted UWP project with package.appxmanifest. Manifest has setting StartPage, I w… Read more Change Settings In The Appxmanifest For Differnt Solution Configuration (UWP Project)

I'm a beginner and are reading lots of code and now I wonder about the below code I understand … Read more How Is This Specific ReactJs Code Executed Beginner Question?

i try to open new window with javascript window.open func, and add 'resizable = no' paramet… Read more No Resizable In Popup Window Dont Work In Firefox

like title says, I can not install font awesome 5 with npm for scss purposes. Trying to install ver… Read more Install Font Awesome 5 With Npm For Scss Usage

I have a function: var foo = function() { document.write( bar() ); }; My Jasmine test is: desc… Read more In Jasmine, How Does One Test A Function That Uses Document.write

I come from the Java world, i.e. a typesafe world and am right now doing a couple of things for whi… Read more Typesafety In Javascript Or How To Avoid Pretty Hard To Detect Type Related Errors

I write a log entry to the log when an uncaught exception occurred in my nodejs app. process.on(… Read more Nodejs Process Crashed Without An Exception

For example; we have three variables: var a = 11; var b = 23; var c = 8; Can we return the variabl… Read more How Can We Compare Three Integers To Find Which One Is Bigger/smaller?

In my firebase I have several events, each with title and date string: { 'events': { … Read more How To Sort Value Inside A Firebase Child To The Rest?

Can someone help me with the syntax for how to loop through an object literal using jQuery $.each a… Read more Iterate Through Object Literal And Replace Strings

Are there any existing library that support holidays (e.g. Christmas) highlight in the calendar its… Read more Calendar Library Supporting Holidays

Many productions in EcmaScript are given with the following 'modifiers': [Yield, Await, In,… Read more What Are [Yield, Await, In, Return] In EcmaScript Grammar

There is an array of objects, which I need to be sorted. It looks like this: var array = [ {lef… Read more How To Exclude/skip Items From Sorting?

Updated. I am Following Angular2 tutorial from https://angular.io/docs/ts/latest/tutorial/toh-pt4… Read more Angular2 Error While Resolving Promise: Type 'Promise' Is No T Assignable To Type 'Hero[]'

I am using Passport authentication middleware for Node.js. I would like to use it from within my ow… Read more Passport Middleware For Node.js

I use a javascript function to store the cookie: createCookie('teaser', 'teaser', 7… Read more C# Asp.net Getting Cookie Expiration Time Set In Javascript Always Returns 01.01.0001

I am using the following code to populate my Combobox using d3.js d3.csv('Results_New.txt',… Read more How To Select Unique Values In D3.js From Data

I want to emit a signal from the app.js. The ejs file should catch it and prompt a window. The prob… Read more How Can I Let The Javascript Catch A Signal From Node And Prompt A Window Right After That?

I'm trying to override the document.cookie since i need to control cookie creation, but seems t… Read more Retrieving Document.cookie Getter And Setter

I would like to stop the page loading when I click the extension icon. I have a background page , I… Read more Chrome Extension : Stop Loading The Page On Launch

I am writing an extension and I encountered a problem: I can not send data from the extension menu … Read more "Communicate" The Contents Js And Background Js Files In Extension