I'm working on a React project where I have a function that uses optional chaining and a try-catch block to assign a navigate function. I'm trying to write a Jest test to cover the catch block, but I'm having difficulty…
I encountered the following code in a project, where a custom string is created as a dependency for a useEffect hook: Defined refreshKey const refreshKey = [ pageIndex, filterActive, viewSetting, itemType, sortingValue, userLanguage, sortOrder, window.location.href, searchQuery ].join("_") The usage then:…
I'm trying to understand why this error is appearing, I couldn't find similarities to other questions around here. function decreaseQty(item) { if (item.qty > 1) { const updatedItems = cartItems.map((i) => { if (i.product._id === item.product._id) { i.qty--; } return…
I have the following: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Shrinking Header with Smooth Scroll</title> <style> body, html { margin: 0; padding: 0; height: 100%; font-family: Arial, sans-serif; } .header { background-color: #3498db; color: white;…
I'm used to using htm, a JSX-like syntax via tagged templates, which allows me to write anonymous components like this: let loc; render( html` <div> <${() => { loc = useLocation(); }} /> </div> `, scratch ); // test value…
have been stuck on this for hours :( I have a hook, useCollection which is supposed to expose data fetched from my API and updated in realtime using a websocket. Works perfectly fine with just realtime, however id like to…
"I'm using Redux Toolkit in my React application to manage the global state. Everything works fine until I refresh or reload the page, at which point the Redux store state is reset to its initial state. I understand that this…
I am learning React and trying to fetch some data for a product list. It is supposed to fetch only 2 items at first and fetch 2 more items when pressing the button, but it is now fetching the same…
Hello guys I'm trying to pass refs to lazy load component but getting null instead of {current: null} please check where I'm doing mistake. 'use client'; import dynamic from 'next/dynamic'; import { useRef } from 'react'; const Component = dynamic(()…
i am very new to React and Remix. I wrote my command like % npx create-remix@latest but i was expecting that it is gonna ask me that i want typescript or javascript. But it never asks. I just know javascript…