I'm doing this exercise: https://www.reacterry.com/portal/challenges/select-all-checkboxes If you look under the checkOnChange function I tried doing it in multiple different ways but they don't seem to work and I want to really understand why. I'm just confused about the setCheckboxes part.…
I have a flutter application with a bottom navigation bar that keeps page states in the navigation (I use go_router). I've been trying for a long time to get a callback on my fav page as soon as I arrive…
searchResult = ['john','doe','smith']; Expanded( child: Container( width: ScreenSize.screenWidth, child: Center( child:searchResult.isEmpty? Text("Oops! Looks like you have no friends at the moment.") : ListView.builder(itemCount: searchResult.length,itemBuilder: (context , index){ return ListTile( title: Text(searchResult[index]['username']), subtitle: Text(searchResult[index]['email']), trailing: GestureDetector( onTap: () { }, child:…
How should i update properties of some object in state, if i dont know exactly which properties i want to update, i get these properties from the arguments of a function, and argument is an array of keys i want…
Using controlled input to set the value of my input area, but it occurs that when i use backspace on the input field it doesn't delete the last character in the object where i am saving the input values. I…
late State<MyHomePage> myHomePageState; class MyHomePage extends StatefulWidget { const MyHomePage({super.key}); @override State<MyHomePage> createState() { myHomePageState = _MyHomePageState(); return myHomePageState; } } One concern: if state is reused and the method createState() is not called. is it possible?
I'm following two React courses on the "lifting state up" portion of State management and I'm having issues with the "lifting state up" concept on React and they are rejecting my code because of this error: "Form.jsx:58 Uncaught TypeError: props.onSaveStudioData…
I have a pharmacist client who makes compounds but can only service customers in Georgia. He gets a lot of calls from out of state people, is there a simple way to block people from out of state from even…
Data won't load until I refresh the page. I believe the issue is state management but I can't seem to make it work. Any help is greatly appreciated! When a user signs up for an account, they log into the…
I want to call useEffect() whenever a state change occurs in my index.js file. index.js export default withAuth(function Home() { const [post, setPost] = useState([]) const getPosts = async () => { const data = await instance.get('/post') setPost(data.data) } useEffect(()…