First, please check my code. const [name, setName] = useState('nick'); const handleChangeName = (e) => { setName(prevState => e.currentTarget.value) }
I´m stucked with not updating react useState hook setPosition(lonLat) line 34. Could someone advise me please why that does not working? The position cons
The React app I am doing is to practice fetch from Github's API with React Hooks. Code: https://codesandbox.io/s/lingering-sea-2cdkng When scrolling to the bott
I am using multi_select_flutter to show multi chips in my flutter project. However, am trying to add more items to the chip with data loaded from my api while t
I have a button where on click I call the following function which creates a bottomsheet below.What happens is that it builds a list of cards based on a list ar
I have a button where on click I call the following function which creates a bottomsheet below.What happens is that it builds a list of cards based on a list ar
Right Side i have list items on left i have picture area i want to change image accordingly when ever i hover list item
Cannot update a component (BrowserRouter) while rendering a different component (Login). To locate the bad setState() call inside Login, follow the stack trace
I know that React may perform state updates asynchronously and in batch for performance optimization. Therefore you can never trust the state to be updated afte
I want a button which I can hold down and then Setstate is repeating, unless I stop holding it. I am a beginner and working at my first app. I want to calculat
I am building a Currency Input component using React Native TextInput. While the user is typing, the requirement is that the text should always be format in thi
I am developing a maze app on flutter. I have a grid of 100 flatButtons that all start as grey. When a flatButton is pressed, I want it to turn green if the mov
I'm currently facing an annoying I think design problem made by myself and flutter :D In my widgets I work with FutureBuilder. When the Widget gets created, it
I am building a little search engine and got following problem: Everytime I enter a query, the last letter is missing. I figured out, that it has something to
I'm trying to change the value of a this.state.id with an <input> tag value, when I click on a <a> tag as follows: {this.state.json[1].map(i =>
I have the following code, React throws Maximum update depth exceeded error, whenever I change the change the index, It is somehow forming an infinite loop, and
I'm working on a todo application. This is a very simplified version of the offending code. I have a checkbox: <p><input type="checkbox" name="area"
class App extends Component { constructor() { super(); this.state = { name: 'React' }; this.setState=this.setState.bind(this) } re