I've been learning about swiftUI and @StateObject and @ObservedObject and thought I grasped it until I realized I could exchange @ObservedObject with @StateObject without any difference to the code behaviour. Consider this example: class SharedModel: ObservableObject { @Published var value:…
How to resize image using image_editor or any other library. I am used image library, but it gives error: D/OpenGLRenderer: --- Failed to create image decoder with message 'unimplemented'
Expo for some reason has started giving me the following error when I try to build using "npx expo run:ios": Your computer requires some additional setup before you can build onto physical iOS devices. Learn more CommandError: No code signing…
First time using swift and this is what I've gathered so far. I'm not sure why the HomeContentView isn't displaying the content dynamically based on filemanager.directoryFiles. Is there a simple way to display the content of an Outer view dynamically…
I want to resize an image. But I get the following error in img.copyResize(image, width: 120) The argument type 'Future<Image?>' can't be assigned to the parameter type 'Image'. import 'dart:io'; import 'package:image/image.dart' as img; import 'package:image_picker/image_picker.dart'; Future resizeImage() async {…
I have a TableView containing an Array of currencies. The array can have multiple elements, and TableView cell contains a TextField. Users may or may not add prices for all the currencies. I have implemented textFieldDidEndEditing delegate method to get…
struct XA { static var xa = "Advanced" var xb: String { didSet { XA.xa = oldValue } }} var objXA = XA(xb: "Turing") print(XA.xa) // Advanced objXA.xb = "Swift" print(XA.xa) // Turing let objXB = XA(xb: "Quiz") print(XA.xa) //…
I have the following demo code: import SwiftUI import Observation class Car1: ObservableObject { @Published var rentDate:Date = .now } class Car2: ObservableObject { @Published var rentDate:Date = .now } @Observable class CarViewModel { var rentDate:Date = .now } struct…
I'm trying to get more familiar with KMP (Kotlin Multiplatform) so I'm trying to call an old API from iOS in kotlin in the iOS module fun shareText(text: String, subject: String) { val activityController = UIActivityViewController( activityItems = listOf(text), applicationActivities…
I use the Flutter_downloader package to download from the API and the file name contains spaces and special characters. For example, "abc ông @.text" will be changed to "abc____.text" when saving the file. My code: await FlutterDownloader.enqueue( url: url, savedDir:…