I am trying to write a component that lists a set of results when clicking the Find button. However when I click the Find button, the results state variable is not being reset when I call setResults([]). Also it does…
import React, { useState, useEffect } from "react"; import { TaskLists } from "./TaskLists"; import { Daycard } from "./daycard"; import { getTasks, deleteTask } from "../api/task.api"; export function TaskManager() { const [tasks, setTasks] = useState([]); useEffect(() => { async…
I'm trying to write a flutter application which lets you control multiple toys remotely using HTTP requests. The control elements are always visible, and the user can freely change between available toys by picking the active one from a list.…
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…