I'm building a React application where I want to map over an array of items and render them as a list. The issue I'm facing is when the state is initially undefined, the map() function throws the following error: Uncaught…
I am calling Get api for name and date in my profile header and also patch Api in my update profile screen now i want to use provider for upadating name immediately in my profile header now how can i…
I have an app that uses flutter_blue_plus and I want to add a listener to the connection state of the device. As soon as the device loose connection I want to show a popup anywhere inside my app to inform…
I am working on a React project where I have two components, UserRules (Component A) and UserEmail (Component B). I need to pass the value of a state variable selectedVoucherOption from Component A to Component B so that I can…
"I'm using Redux Toolkit in my React application to manage the global state. Everything works fine until I refresh or reload the page, at which point the Redux store state is reset to its initial state. I understand that this…
I was trying to use provider for managing the state of TextField Controller and below is the code for the provider I'm using. I want to know why is dispose called! not being printed out to the console when I…
I’m working on a React component where I want to update the state with the value entered in an input field. However, I'm encountering an issue where I’m unable to see what I’m typing in the input field, except for…
There is a feature i implemented in the tiktaktoe wherein if a player wins the game, then the winning box gets green in color and if there is a draw , then all the box becomes red. The feature is…
Normally I try to use helper libraries like react-query to display and manipulate the data in an app, therefore minimising the usage of state. However right now I am working on an app which basically based on huge forms. I…
This is my UserAuthProvider: class UserAuthProvider extends ChangeNotifier { bool _isSignedIn = false; bool get isSignedIn => _isSignedIn; void userSignedIn() { _isSignedIn = true; notifyListeners(); } void userSignedOut() { _isSignedIn = false; notifyListeners(); } } I want to show HomePage…