ARCHS[@]: unbound variable in Xcode 12

Note :- React native developers After wasting couple of hours only solution that worked for me was Open VSCode and go to directory ios/App/App.xcodeproj/project.pbxproj that file and perform a search EXCLUDED_ARCHS EXCLUDED_ARCHS = arm64; and delete everyline containing EXCLUDED_ARCHS

Get the current scroll position of a SwiftUI ScrollView

It was possible to read it and before. Here is a solution based on view preferences. struct DemoScrollViewOffsetView: View { @State private var offset = CGFloat.zero var body: some View { ScrollView { VStack { ForEach(0..<100) { i in Text(“Item \(i)”).padding() } }.background(GeometryReader { Color.clear.preference(key: ViewOffsetKey.self, value: -$0.frame(in: .named(“scroll”)).origin.y) }) .onPreferenceChange(ViewOffsetKey.self) { print(“offset >> \($0)”) … Read more

Xcode 12 deployment target warnings when using CocoaPods

A short working solution is here! Just copy and paste the code snippet at the end of your Podfile and run the pod install command. post_install do |installer| installer.pods_project.targets.each do |target| target.build_configurations.each do |config| if config.build_settings[‘IPHONEOS_DEPLOYMENT_TARGET’].to_f < 12.0 config.build_settings[‘IPHONEOS_DEPLOYMENT_TARGET’] = ‘12.0’ end end end end In this case, 12.0 is the minimum supporting iOS version … Read more

SwiftUI | Using onDrag and onDrop to reorder Items within one single LazyGrid?

SwiftUI 2.0 Here is completed simple demo of possible approach (did not tune it much, `cause code growing fast as for demo). Important points are: a) reordering does not suppose waiting for drop, so should be tracked on the fly; b) to avoid dances with coordinates it is more simple to handle drop by grid … Read more

Slow app launch time after updating to iOS 14 and Xcode 12

I have the same problem, but solved this by doing the following things: For simulators running iOS 14, delete folders inside ~/Library/Developer/Xcode/iOS DeviceSupport/ (folder’s name started with “14”). For devices running iOS 14, select Xcode window tab, click Devices and Simulators, find your device, right-click to unpair the device After doing the work, re-run your … Read more

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