I have this small project in Codesandbox using React What I was trying to make this ship move around the screen using arrow keys I have a function that detects when an key is pressed, then checks if this key…
Everytime I add <Paper elevation={0} /> to my react component I recieve Cannot read properties of undefined (reading 'background') TypeError: Cannot read properties of undefined (reading 'background') I do not know how to fix this error and I would really…
Every page goes through an AuthGuard component which determines if child components can be shown or if the user needs to be redirected to another page. It works well when first visiting a page, but I've noticed some weird behavior…
So i have this Home Component, where there is a records state, i use it to perform a records.map() and return RecordItem components inside the table. function Home() { const [records, setRecords] = useState<Array<RecordType>>(loadRecords()); const removeRecord = useCallback((record: RecordType) =>…
As the React doc saying: If the ref callback is defined as an inline function, it will get called twice during updates, first with null and then again with the DOM element. This is because a new instance of the…
I know that in case of react components the function inside useEffect will run after the component has been rendered. When exactly does it run if the useEffect is inside a custom hook? As a more generic question when do…
I want to get first response then second response and then third response in the console section but i can not achieve this. please help me to solve this problem. this is the outputI tried to solve my problem in…
I have a simple blog site I am trying to create. However, once I login and try to navigate to a different component of the site, I get taken back to the Login page. I think there's a disconnect as…
I am trying to focus Parent input box after a Dialog box is popped up. I tried passing Parent's ref to child and focus from child but hard time making it to work. I'd appreciate your help. Code sandbox: https://codesandbox.io/s/modal-components-react-custom-hooks-forked-iyumhx?file=/src/Modal.js…
So basically, I have a delete button in my parent component and whenever I click on that button, some function should be called that will change or reset a state variable of child component. I am unable to think of…