I have a observable class with nested observable properites: class TodoItem { @observable name: string = ""; @observable completed: boolean = false; @act
This should be pretty simple, but I can't figure out how to do it. I have a component with multiple buttons, each with a "count" value, set with state. When a
I have 2 components: HomeComponent and CityComponent. They do not have any relationship. After navigating back to the HomeComponent, the state of the CityCompon
If have a state of objects payload: export const initialState = { payload: { firstName: 'Mick', lastName: 'Andri', phoneNumber: '
I am using FutureBuilder to show the data loaded from server. I want to show the loading state only once when the app starts, that is why I am calling the API f
I have seen several examples of a model extending ChangeNotifier using both 'extends' and 'with' keywords. I am not sure what the difference is. class myModel
I'm using SwiftUI's new app lifecycle coming in iOS 14. However, I'm stuck at how to access my AppState (single source of truth) object in the AppDelegate. I ne
The following code has worked fine until iOS 15.4.1. It simply enables a button next to a textfield after the value entered is greater than 100000. It still w
I work on a Blazor-Server-App and try to follow MVVM pattern. My problem is, that I don't understand why a parentpage is not 'auto refreshed' after a property i
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
So I know how to change state when the button is clicked once, but how would I change the new state back to the previous state when the button is clicked again?
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'm trying to figure out how to notify another component about a state change. Let's say I have 3 components - App.jsx,Header.jsx,and SidebarPush.jsx and all I'
I want to do something like this for my registration. When clicking the register button, this will be executed: this.store.dispatch(new Register(user)) .s
It works in release mode but I get an error in debug mode class UrunHizmetWidget extends StatefulWidget { int index; final state = _UrunHizmetWidgetState();
Is it at all possible to update object's properties with setState? Something like: this.state = { jasper: { name: 'jasper', age: 28 }, } I have tried:
I've got some strange issues with my Nuxt.js Setup. Some States in Store arent persistent, everytime I load another view, they went back to the default value. p
I'm using victory chart to display data from api. When i search a date through search date component , I noticed when the data changed, the chart didnt re-rende
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"
I am new to create GET requests in React. I am trying to fetch media_id from Instagram Content when someone enters the url in the input field. The interesting t