why I recieve this error although I make a condition check if the object exists. Object is possible null or undefined Code: { const inHolidays = useCallback(() => data?.user.holiday_times ? checkIfEmployeeIsInHolidays(data?.user.holiday_times) : null, [data]); .... inHolidays() ? <p>Mitarbeiter ist im…
I want to inject a custom MarkElement via the slots.mark property. How can I change the size of the MarkElement? const slotsMark = (props: MarkElementProps) => { return ( <MarkElement {...props}/> ) } I managed to change the color via…
I am trying to build my react app on github actions then deploy it to digital oceans app platform. It keeps building but doesn't seem to actually be making changes, here is my actions script. I'm also not even sure…
I am working on a video calling application using reactjs. LocalTile component contains video of local user and RemoteTiles is returning videos of all remote users. My desired layout is like for 3 users: ===video1=video2=== =======video3====== for 4 users: ===video1=video2===…
Implementing ItemDetailPage using axios to call http://localhost:5001/products/${id} API. Cannot destructure property 'prodImageURL' of 'product' as it is null. TypeError: Cannot destructure property 'prodImageURL' of 'product' as it is null. An error appears ItemDetail.js import React, { useState, useEffect } from…
So, I created this small app to practice with Firebase and on the first day I get "Quota exceeded" error. I'm pretty sure that I didn't send that much requests on my own, there must be something that causes so…
i'm new to ReactJS. And I'm trying to create an app which displays a modal with different parameters. My problem is, I have a reusable modal component, but how do I achieve when pressing/clicking a button inside the modal will…
useState doesn't update state in useEffect i am using useState to update game_cards but when using it in use effect it didn't worked as expected . const Cards = ()=> { const params = useSearchParams(); var setId = params.get("setId"); const…
I have installed the package: npm install countries-list This contains: Module exports continents, countries, languages and utility functions. if I do import { continents, countries, languages } from 'countries-list' and do console.log(countries), I get an array containing all the countries,…
I currently have a component that uses a selector with useSelector from react-redux. However, after I set the state with the selector value and then update the state with a onChange event handler, they original selector value will be changed…