python (65.2k questions)

javascript (44.3k questions)

reactjs (22.7k questions)

java (20.8k questions)

c# (17.4k questions)

html (16.3k questions)

r (13.7k questions)

android (13k questions)

Questions - rerender

How to turn off rerender after dowload the file

i want to turn off rerender component after download the file. How can I do this? I want to do this because it generates unnecessary API queries. <a className="folder-link" href={item.sas...
test-img

Adam Nowicki

javascript

html

reactjs

rerender

Votes: 0

Answers: 1

Latest Answer

If you're API query is in a useEffect hook, you can pass it an empty dependency array. useEffect(() => { // API query }, []) <-- empty dependency array This will only make the API query on ...
test-img

neilge

How fix two pages render in ternary navigation return

I'm trying to implement a persistent login session in react with firebase, it works kind of good, but i have a problem with the initial state and the re-render of the component, the initial state of c...
test-img

Dante Allievi

reactjs

firebase

conditional-statements

persistent

rerender

Votes: 0

Answers: 1

Latest Answer

Check if your "useAuth" hook returns a loading prop, it generally should. Then youll have something like this: const { currentUser, loading } = useAuth(); const Stack = createNativeStackNavi...
test-img

rymanso

useEffect keeps fetching data and re-rendering the component

I just started building projects this week and fresh outta tutorial hell so please go easy, my code might be rough too. I'm trying to render a "randomAdvice" in the component on button click...
test-img

ehiz omokhomion

reactjs

api

loops

use-effect

rerender

Votes: 0

Answers: 1

Latest Answer

Your code produces an infinite re-rendering due to useEffect implementation. You are updating a state which is also a dependency of your useEffect hence it triggers a re-render. I have updated your co...
test-img

pdzxc

change in state does not re-renders the component

const [list, setList] = useState([]); useEffect(() => { const getData = async () => { let storeList = []; for (let i = 0; i<50; i++) { try { ...
test-img

Ketul s

reactjs

react-hooks

use-state

rerender

mutated

Votes: 0

Answers: 1

Latest Answer

You're mutating the array that already exists, not creating a new one. When you set state in a function component, react does a === between the old state and the new state. If they're the same, it ski...
test-img

Nicholas Tower

Posts

Questions

Blogs

Jobs