I had the following code and I wondered if the question I asked is implementable: Answer You will need an input event listener. Also, on form submit, the page will refresh (wiping any variable values to their defaults) unless you stop the propagation of submit event
How do I construct a click event from fixed part into a dynamic/variable part? (Vanilla JS)
I have a simple CSS3 Flipbox which I’m trying to re-use multiple times. The best would be if each element has a unique ID, and each of them would be separately triggered on click. At the moment all the elements are being triggered on click. What would be the best approach without just doubling the code? Here demo of the
NodeJS ENOTFOUND db when connecting to MySQL container on docker
I am trying to connect From Node.js on Localhost to MySQL instance running on docker using docker-compose. Node.js gives me this error: ENOTFOUND db, Full error message bellow. Here is docker-compose.yml that contains MySQL and adminer services. Here is my node.js database connection config. Answer You don’t tell us, but I assume your Node app is running on the host
New data is being placed on top of old data (JavaScript)
I’m a newbie to the web development world, so please pardon me if I miss something here and there or if I describe the issue incorrectly. GIF illustrating the issue Basically, I copied different code from TradingView’s two or more chart examples into one JSFiddle and tried to make a chart that could show candlesticks of different time frames with
How can I test `onKeyDown` prop in React with @testing-library/user-event version 14?
I am creating a list of menu items using React. I want to test that when a user clicks or presses enter on an item, the onSelect prop is called. Here is a simplified version of my component: Here is my test: When running the tests I get the following output: How can I test that onSelect was called when
Is it is possible to test only one function from component with Jest?
I have react component, for example something like this: And I’m trying to write test that should looks like this: Can I mock useState, useContext and useLocation from <MyComponent/> and pass my custom data instead of real data from real component? Answer After deeper researching I’ve understood, that in such situation I can’t write test only for function in my
How to generate four choices for users without two choices being the same?
I’m using an API to create an anime quiz. I’m also using Math.random() to create four choices for the user to click on. But I’m facing two problems. Firstly when the user is presented with the first set of 4 choices, there’s a possibility that two are identical. I’d like all four choices to be distinct from each other. Secondly
Electron Amplify AppSync “Realtime disabled when in a server-side environment”
I’m using amplify appsync in my electron app and all works except for the realtime events which means my app doesn’t get signalled when the data changes in the cloud. I know this is because it’s running in Node which is what amplify is looking for (JS.browserOrNode) however I don’t know how to fix it. Can someone advise me how
Smooth scrolling when clicking an anchor link on react/next.js
Is it possible using only CSS to make smooth scrolling when clicking an anchor link in react component? Answer There’s this: Source But I feel like JS does a better job: So you could give that a try: docs
Vue.js 3: Store videos offline in a Vue PWA
I am using Vue 3 with Typescript. I am trying to show a video in the PWA. It works online great but when i try it offline the video is not loading. I store the video in the assets folder and in the finished dist the videos are in the media folder. Thank you for your help. Answer I found