Marcin marcincodes

marcincodes / multiple-use-effect-issue.js

Last active May 27, 2021 12:40

Setting state in parent lead to multiple useEffect runs

	function Root() {
	const [increment, setIncrement] = useState(0);

	useEffect(() => {
	const interval = setInterval(() => {
	setIncrement((inc) => inc + 1);
	}, 3000);
	return () => clearInterval(interval);
	}, []);

marcincodes / react-query-next-example.js

Created November 19, 2021 23:43

	// hooks/useUser.js
	export const getUser = async ({ id }) => {
	const { data, error } = await db
	.from('users')
	.select('*')
	.eq('id', id)
	.single();

	if (error) {
	throw new Error(error.message)