Category "javascript"

Use an array as chart values

I need an array with chart values, I obtained one but after exiting from the function it became blank, here's what happens: Example function AddvotoTec(voto

node.js get https no responding 504

I am trying to make an https request in my backend node.js web app. I have the following code: const express = require('express'); const https = require('https'

Javascript regex on array

I currently have this example array: array = [1.2%, 16%, 9.0%, 8%] I want to get the highest number so I did this: Math.max.apply(null, array); But it shows a

Why can't I declare a position in my multidimensional array?

I'm trying to do a 3d version of an L-Syste. But I cannot declare elements in my multidimensional array. When I debug, I see that the element stays the same. I

How to fix Error with alchemy-web3 - Webpack < 5

interact.js require('dotenv').config(); const alchemyKey = process.env.REACT_APP_ALCHEMY_KEY; import { createAlchemyWeb3 } from "@alch/alchemy-web3"; const web3

How to fix Error with alchemy-web3 - Webpack < 5

interact.js require('dotenv').config(); const alchemyKey = process.env.REACT_APP_ALCHEMY_KEY; import { createAlchemyWeb3 } from "@alch/alchemy-web3"; const web3

Not getting the error message from asp.net web api backend in $ajax method

I have a simple ASP.Net Web API method that returns a BadRequest like this .. catch (Exception ex) { Log.Error($"CreateRequest:requ

How export and import classes in Javascript?

Why isn't working? index html: <script src="app.js" type="module"></script> <script src="cat.js" type="module"></script> cat.js export

find element by class name (node js)

For my tool there is a button with a dropdown list if you click the button. The button is using a class : countryButton-1cNDvB button-f2h6uQ lookFilled-yCfaCM c

How do i do to make wait the program untile an image is load ? (java script)

I have recently started to learn html and i'm currently working on java script. My problem is that i would to stop the program until a image as been load for, a

Display JS script result in Bootstrap color box

I want to display random numbers by JS calculation in CSS Bootstrap colored box as shown below. How can I structure my code by adding the following JS calculati

Adding an custom event to GTM Vimeo event tracking

I'm using this script to push play/pause/progress of vimeo videos on our website. I'd like to push another event "load" when video is loaded on page. I've tried

How do I get a menu to go on top of everything?

I am trying to have a menu that takes up 100vh when the menu button is clicked. However, I also have a header at the top so the menu content is lower than it. H

How to get the difference of two objects by subtracting properties, regardless of depth level?

I want to subtract the values of two objects of the exact same structure. Although one answer exists here, it's limited to objects of no-depth. In my case, I'm

UseEffect firing on initial render

I am creating a front end for an API that requires a user to input both an API key as well as a device name. The issue is that the UseEffect() fetch is firing w

Prevent multiple events using MutationObserver

I want to track a dynamic value of an input using jquery and trigger events depending on the progression (25%, 50%, 75% and 100%). In my case, the input is a pr

Sequelize how to return result as a 2D array instead of array of objects?

I am using Sequelize query() method as follows: const sequelize = new Sequelize(...); ... // IMPORTANT: No changed allowed on this query const queryFromUser = "

Does EsLint have a rule to prefer Object values as key and value?

Looking for a rule(can't seem to find anything, might've just missed it) in EsLint to basically prefer something like this: const example = { foo, bar }

Does anyone know how to get around Vuex getters not having a cache

My front end will be connected to great backend later right now it is extremely difficult to test my codes because vuex getters and setters do not cache data. S

From an array of objects, extract value of a property as array

I have JavaScript object array with the following structure: objArray = [ { foo: 1, bar: 2}, { foo: 3, bar: 4}, { foo: 5, bar: 6} ]; I want to extract a fiel