I have a problem trying to catch a event in a javascript file. I need to handle some buttons when these are clicked. They have differente behaviour, for example, some add some elements, other can multiple add elements, or delete…
I am learning JavaScript. I was practicing applying closures but I got stuck and am not able to find the issue with my code. function change_greeting() { let on_or_off = 1; return function button() { if (on_or_off) { document.getElementById("demo") =…
I have an icon name tag-icon-arrow i have onclick and hover events on it. But since i hover over the icon the hover is active and when clicked both are active which i don't want, I know before clicking it…
There is a Lambda that processes INSERT events received from a DynamoDB table stream, the table has a single attribute HASH, let's say RecordId. Now once a record is created and quickly after updated by PutItem command, it generates multiple…
I am trying to follow a course on MongoDB and I have problems running the following code that should allow me to connect to mongoDB. I have two modules: mongoConnect.js import { MongoClient} from 'mongodb'; import {EventEmitter} from 'events'; const…
I'm working on a little app, where I go left while holding on a text/button. HTML: <h1 style="color:white;" id="goLeft">Left</h1> JS: document.querySelector('#goLeft').addEventListener('touchstart', function(){ simulateKeyDown('a') }) document.querySelector('#goLeft').addEventListener('mousedown', function(){ simulateKeyDown('a') }) document.querySelector('#goLeft').addEventListener('touchstop', function(){ simulateKeyUp('a') }) document.querySelector('#goLeft').addEventListener('mouseup', function(){ simulateKeyUp('a') }) Now while that works…
I have the following JavaScript classes, where in the onClick method of the Lesson class the lessonObj property is NOT defined, though the init method of the Lesson class is correctly called. How do I have to change the code,…
The goal here is to completely get rid of onclick in HTML and execute the function in JS instead through EventListener Here is the short code below: HTML <button id="Toggle" onClick="MovelistShowHide('movelist')">Toggle Movelist On/Off</button> <div id="movelist"> Movelist content </div> CSS #movelist{display:none;…
The goal here is to completely get rid of OnClick in HTML and execute everything in JS instead, preferably by using addEventListener. function ShowImage(imgs) { var expandedImg = document.getElementById("expandedImg"); expandedImg.src = imgs.src; expandedImg.parentElement.style.display = "block"; } div.gallery img { width:…
I have the below JS that animates an H1 I have on my page. It works fine when I use onmouseover instead of onload, but I want this to fire on BOTH page load + mouse over. How can I…