Category "javascript"

HTML : why doesn't drag events work in android?

I have a project that uses ondrag events(like ondragover and ondragend) but these events doesnt fired in android.i converted html to apk with Website 2 apk buil

NuxtJs Url changes but page no

The NuxtJs app works well with javascript enabled in the localhost and in the server, but I am trying to make it work with Javascript disabled. I switch to SSR

How to override the existing onclick() methods of html anchor tags

In a HTML page there are couple of anchor tags with onclick() methods - of which codes I cannot or must not change. However, I can add a new js file or jQuery t

How to set the legend area in a two-column fashion in Apache Echarts

I want to set the legend area in a two-column fashion in Apache Echarts, how I can achieve this with legend options? I'm not able to find any example related to

Referencing jQuery library on Google APIs and Relative path

In my Asp.Net Web Application, I have given a reference to jQuery library on Google APIs as below: <script src="https://ajax.googleapis.com/ajax/libs/jquery/

How to stop lightbox automatically submitting form

Currently the lightbox is made with .modal, this is how it should work: while submitting the form, the lightbox appears with a button asking for a higher purcha

How to create Line string in google Maps like Here Maps?

this code is to create linestring in Here Maps, I tried to find the same thing in google maps but I couldn't this.GetCoordinates = function (polyPoints) {

How do I record musical notes as they are played with the Web Audio and Media Recorder api's?

I'm trying to create a little app that records sounds from audio nodes as they are played using the Web Audio API, but have run into a few problems. I have two

How to implement unsigned right shift for BigInt in JavaScript?

I tried this sort of implementation, but it doesn't appear to be working. function urs32(n, amount) { const mask = (1 << (32 - amount)) - 1 return

Keep selected theme on page refresh using HTML, CSS and JavaScript

I would like to keep the selected theme when refreshing the page as well as across all other pages. I've seen other examples but I don't know how to implement i

Unexpected Jest Errors when Mocking Uppy

I'm attempting to mock the Uppy class from the uppy package in a Jest unit test following guidance from this previously answered question. My failing code is be

HTML-Table combine two filter scripts

I have two filters, one is a =>greater than or =<less than for one column and the other is a =>greater than and from an input box for a different colum

Create color palette from color

I have elements that should be colored by some color. However the bigger index of the element the 'lighter' shade of said color it should be, but never gray or

Behaviour of :defined pseudo selector class

I had a script as follows const custElem = document.createElement('my-elem') let res = custElem.matches(':defined'); console.log(`custElem.matches(':defined

My electron app that I packaged is not opening (I suspect it's a problem in package.json)

I can't open my electron app that I packaged , it created the folder release builds but I am not able to open the exe file it created. I suspect the problem is

How to generate ICS file for different calender's dynamically in reactJS

I have event data and I want user to be able to download ICS file and save it in calender of his choice This is the function I am using but the ics file generat

how to import and display 'svg' file in react native

I have an svg file: <svg xmlns="http://www.w3.org/2000/svg" width="260.346" height="65.709" viewBox="0 0 260.346 65.709"> <g id="logo" transform="tra

React toggle theme and save it to localStorage and also toggling classes to the html body tag

Please take a look at my code the toggle button is working completely fine but I also want to save the toggle state to localStorage I have tried it so many time

Creating a createSelector in Redux that does not rerender unrelated components

I have a simple document maker that allows users the create multiple fields of two types (input field and label field). They can also rearrange the field via dr

How do I understand this Recursion Base Code Problem

I'm learning the recursion concept in js, I got a very basic question of the base code returning problem. function factorial(n) { if (n === 1) { ret