javascript edu

I want to plug my clients' websites to a system that I have. I need to be able to use some info… Read more I Need To Extract Somehow (probably Using Javascript) Some Information In My Clients' Websites. What's The Best Way To Do It?

When I click on a button with a certain symbol, I'd like it to put the symbol in the text field… Read more How To Insert Text Programmaticaly Into Draft Js Rich Text Field While Maintaining The Current Inline Style?

i am having a problem trying to disable a button, here is my javascript function: Read more Disable Button Using Javascript Function In Asp.net

I have an R code which loads the RandomForest model, I am looking to create a function which load(m… Read more Using Opencpu To Access Custom R Function

What is my Issued? Im not getting result/output, using my php code?(first issued) How to input my A… Read more How To Get Facebook Share Count And Comment Count On Version 2.7

Getting that error in console when trying to get data from a API. Anybody have this issue before? v… Read more Cannot Read Property 'protocol' Of Undefined

I want to send an image the user selected from their machine along with form data all wrapped up in… Read more Sending An Image And Json Data To Server Using Ajax Post Request?

I've got an API where some of the parameters need to be given within the URL. Example of how my… Read more Post Action Api With Object Parameter Within The Url

I want to combine two return values in my optionsText field, I thought this would be simple, but I … Read more Setting A Combined Optionstext In Knockout.js

I am new to JS and I have a pretty simple-seeming problem. I want to have a small image that when… Read more Javascript Sound Start/stop And Image Change

I wanted to animate my application so I injected ngAnimate but now none of my views are displaying:… Read more Ngroute No Longer Working After Injecting Nganimate

I'm trying to overload the XMLHttpRequest.* method in JavaScript so a webpage can figure out if… Read more Figuring Out When A Xmlhttprequest Request Was Made Without Callbacks

I've been experimenting with History.js lately (https://github.com/browserstate/history.js/). I… Read more Stop History.js From Changing The Address Url

so in my code i submit a form , wait for navigation and submit a second form ... here is the trick… Read more Puppeteer : Wait For Ajax Call After Navigation

currently I'm trying to install the BarcodeScanner Plugin for Phonegap Version 3.0.0. I can'… Read more Phonegap 3.0.0: Barcodescanner Plugin

Hi I try to make a animation. One of the 3 circles which become drawed when the function is called … Read more Create Animation With Circles Time Dependent

I am aware of display:none and visibility:hidden functionality. Due to some reason I have to use di… Read more How Can I Keep The Space Allocated In Dom When Using Css Display:none

So jQuery provides this awesome pseudo to query in DOM on ':visible', unfortunately, its ra… Read more Non-jquery Equivalent Of :visible In Javascript?

I have window.unload hooked to save my form data in emergencies when the user just closes their bro… Read more Unload Event In Ie10, No Form Data

I'm having some validation problems with vee-validate and Vuetify: I have two forms with two di… Read more Vee-validate Not Working With Scopes Using Nuxt.js And Vuetify

In the past we used browser sniffing to infer if certain events or capabilities were available. I u… Read more How To Check Browser Support For Capabilities / Events?

I suceeded to use katex on my blog instead of MathJax. However some of the equations contained gree… Read more Greek Fonts For Katex

Throughout the course of my project development I wish to combine JS and CSS files into global.js a… Read more Gruntjs Concat & Minify | Option To Replace The Code In Destination File Instead Of Appending

I have the following markup for when the user hovers over img1, img2 appears below img1. Also when … Read more How To Add Radio Buttons To Rollover Functionality

Trying to build a very simple Javascript countdown. However, whenever the tab is inactive, the coun… Read more Countdown Timer 'delays' When Tab Is Inactive?

I am designing forms in PDF and validating user input using JavaScript and depending on the user se… Read more Adobe Pdf Javascript For Forms: Grouping Conditions From If...else Statement

I have a pretty typical bookmarklet code that's working perfectly for me in all browsers. Howev… Read more Why Does This Bookmarklet Js Code Not Work When Put In An Onclick Handler?

I have ButtonClick.js and TakeData.js files. I defined my json data in TakeData.js as below var… Read more Write Json Data From Front-end To Back-end In Nodejs

How could a child component pass its value to the parent component? Here is my child component: Jav… Read more Passing A Value To The Parent Component

I have been working on a context-menu that communicates with a page mod and come up against an issu… Read more Addon Sdk - Context-menu And Page-mod Workers

How can I get the time range for yesterday from midnight until midnight: Example: Yesterday 22.07.2… Read more Moment.js Get Yesterday Time Range From Midnight To Midnight

I'm breaking my head over a small issue. I have a chat box in my web app which contains one inp… Read more How To Stop Page Refresh On Typing In Form Input?

I looked many examples here of enabling and disabling a button in javascript with jquery and any of… Read more Enable And Disable Button

I have a webpack-dev-server running that compiles and serves some Babel/React code. I have gotten a… Read more Webpack/babel/react - "uncaught Syntaxerror: Unexpected Token :"

I have an upload view written in Angularjs. I want to ensure that during an upload if the page is r… Read more Why Is Ajax Call In Window.unonload Never Called?

how can i do this. if i select in first dropdown hand spa, hand massage should only appear in the s… Read more Dropdown Options Is Dependent From Another Dropdown Options (all Value From Database)

When I open the HTML with the below JavaScript, starting timer gets logged in the console, but then… Read more `setinterval` Apparent Infinite Loop

Using the code below showed what Do I have to do to fix the following problems: I need to show the… Read more Google Charts How To Always Shows The Tooltip

I want to display remaining hours, minutes and seconds to a specific preset time (01:00 PM) from th… Read more Moment Js Subtract Method Returns 12 Hour Difference When There Is Only Zero Hour Left

I want to develop a web application, which should (ideally) be fully usable via the keyboard. I kno… Read more Javascript Keyboard Shortcuts For Web Application

This is the function I'm trying to run through the JavaScript Tool on my Google Spreadsheet cha… Read more Why Is This Urlfetch Function Not Working Properly?

I have a store that is binded to grid. When it is loaded it has n pages. Now I want to show the pag… Read more How To Tell Store What Page Was Loaded

I have 3 progress bar on webpage from database data . When user click on load more 3 more progress … Read more Reload Javascript Code On Every 10 Sec

I want to add the click event to all elements where the `id='violacao': $(document).ready(f… Read more Where Is This Jquery Wrong?

I am using 2 select menus where one have value and the other one is empty and when a user select it… Read more How Can I Get All Options In A Multi-options Select Using Php?

This is how my output looks like. I have exhausted so many methods from previous similar questions … Read more How To Fix Nodejs Throw Err; ^ Error: Enoent: No Such File Or Directory, Open

Would it be a bad idea to pass anything that could possibly not work in the future to a class? For … Read more Dependency Injections With Mutable Objects

I'm trying to write a new file inside a grunt-search callback. The process takes and object, tr… Read more Node - Fs.writefile Creates A Blank File

In angular directives I've seen in tutorials either link: function($scope,$element,attrs) or… Read more Angular Link Function: $scope Vs Scope

I already have a plugin that embeds videos on my site called oembed. What I need is a javascript co… Read more Google + And Facebook Style Iframe Youtube Video. By Default Shows Video Image, When Image Clicked Video Plays

I'm trying to send an image to remote server from nodejs server. Here's the request format … Read more Sending Image As Binary Via Require("http") Request To A Remote Server

The second part of the Promise below (inside the then) is never run. When I run the database query … Read more Promise Will Not Resolve

I hope the title of the question fits to what I'm asking here. I have this code in HTML & j… Read more Javascript How To Use Onclick Function Also With Keyboard

I'm working on a website with cross-domain iframes that are resized to the correct height using… Read more Postmessage Source Iframe

I am new to phaser 2.3.x. These are the five positions: 1 2 3 4 5. My problem is - I want t… Read more Generating And Shifting The Circle In Loop In Phaser 2

I have a javascript object which looks like this: tabAndFieldLink: { 'key1': ['valu… Read more Find A Value In A Javascript Object

Let's say i have the following code: HTML CSS .input [type=text]:focus > .//ANY CLASS SOME… Read more Make :focus Change Css Of Another Class