Here’s an example I saw on apple’s official Swift mannual. link: https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/Generics.html#//apple_ref/doc/uid/TP40014097-CH26-ID179     protocol Container {      associatedtype Item: Equatable      mutating func append(_ item: Item )      var count: Int { get }      subscript(i: Int) -> Item { get }   }    …

Anyone know why there are so many exclamation points?  Is there any reason for it?  They got rid of semi colons, but instead we now have to use !!!! like we are “more than happy”.  Come on Apple, whats up with that? Powered by WPeMatico

Hi   I have a project to work with BluetoothLE. I try to run the sample code from the ‘adafruit/Basic-Chat/BLECentralViewController.swift’ from github. I put the break point ‘if central.state == CBManagerState.poweredOn’ to this statement. It always said that ‘Bluetooth Disabled- Make sure your Bluetooth is…

tldr: Swipe edge to pop UICollectionViewController with inputAccessoryView resets contentInset.bottom to 0 in super.viewWillAppear. Should I block super.viewWillAppear?   I am working on UICollectionViewController and inputAccessoryView and contentInset resets at swipe edge to pop. Since iOS 9, UICollectionViewController automatically adjust its contentInset with respect to…

Hey,   I have created an app which is able to read nfc tags. Is it possible to write to nfc tags with iOS11 and iPhone7/8/X, too?   I found nothing in the developer documentation about writing nfc tags.   Thanks, Sebastian Powered by WPeMatico