Jun 28, 2024 dsa
Valid Parentheses
Valid Parentheses Given a string s containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid. An input string is valid if: Open brackets must be closed by the same type of brackets. Open brackets must be closed in the correct…
Jun 27, 2024 iOS
Two Sum
1. Two Sum Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly one solution, and you may not use the same element twice. You can return…
May 12, 2024 iOS
How to tell SwiftUI views to bind to nested ObservableObjects
In SwiftUI, you can bind views to nested ObservableObjects by passing those objects down through the view hierarchy. This allows child views to access and modify the properties of the nested observable objects. Here's a step-by-step guide: 1.Define Your ObservableObject…
May 11, 2024 iOS
How to hide keyboard when using SwiftUI?
In SwiftUI, you can hide the keyboard by resigning the first responder status of the current text field. There are a few ways to accomplish this: 1.Using UIApplication.shared.sendAction(_:to:from:for:): You can use the UIApplication method sendAction(_:to:from:for:) to send the resignFirstResponder action…
May 10, 2024 iOS
Load and navigating to next screen not working when coming back to screen in swiftui
Certainly! It seems like you’re facing an issue with navigation in SwiftUI when coming back from a subsequent screen. Let’s explore some possible solutions to address this problem: NavigationLink Approach: If you’re using NavigationLink to navigate to the next screen, ensure that…
May 09, 2024 iOS
How to make a SwiftUI List scroll automatically?
Certainly! If you want to programmatically make a SwiftUI List move to show a specific row, you can achieve this by embedding the List inside a ScrollViewReader. The ScrollViewReader provides a scrollTo() method on its proxy that allows you to specify the ID of the row you want to scroll…
May 02, 2024 iOS
SwiftUI 2: the way to open view in new window
In SwiftUI 2 and later, you can use the WindowGroup and Window APIs to open views in new windows. This allows you to create multi-window experiences in your SwiftUI app. Here's how you can open a view in a new…
May 01, 2024 iOS
How to scroll List programmatically in SwiftUI?
Certainly! In SwiftUI, if you want to programmatically scroll a List to a specific position, you can use the ScrollViewReader. This provides a scrollTo() method that allows you to move to any row inside the list by providing its ID and optionally an anchor12. Here’s how…