Recent questions tagged swift2

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swift2 - fatal error: swapping a location with itself is not supported with Swift 2.0

I have this extension which will create a new array which have group of arrays randomly from given array: extension ... know how to solve this. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift2 - Swift 2 ( executeFetchRequest ) : error handling

I got some issue with the code that I can't figure out. After I installed Xcode 7 beta and convert my ... ) tableView.reloadData() } ScreenShot: See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift2 - Swift do-try-catch syntax

I give it a try to understand new error handling thing in swift 2. Here is what I did: I first ... can understands it is exhaustive when every case handled. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift2 - Return instancetype in Swift

I'm trying to make this extension: extension UIViewController { class func initialize(storyboardName: String, ... (storyboardName: String, storyboardId: String) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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542 views

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swift2 - .toInt() removed in Swift 2?

I was working on an application that used a text field and translated it into an integer. Previously my code ... That doesn't work either. What just happened? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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749 views

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swift2 - Swift: guard let vs if let

I have been reading about Optionals in Swift, and I have seen examples where if let is used to check if an ... my programs that contain if let to guard let? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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swift2 - Overriding methods in Swift extensions

I tend to only put the necessities (stored properties, initializers) into my class definitions and move everything ... extensions for grouping code like I do? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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694 views

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swift2 - Swift Package Manager - UIKit Dependency

I have a Package.swift in my project like: import PackageDescription let package = Package( name: " ... /stackoverflow.com/questions/34778823/swift-package-manager-uikit-dependency...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift2 - Override func error in Swift 2

This code in XCode 6 does not have error but in XCode 7 (Swift 2) this error has occurred : Method does ... ://stackoverflow.com/questions/30892254/override-func-error-in-swift-2...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift2 - Override func error in Swift 2

This code in XCode 6 does not have error but in XCode 7 (Swift 2) this error has occurred : Method does ... ://stackoverflow.com/questions/30892254/override-func-error-in-swift-2...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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597 views

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swift2 - Whats the Swift animate WithDuration syntax?

I'm porting an older app over to Xcode 7 beta and I'm getting an error on my animations: ... //stackoverflow.com/questions/30991822/whats-the-swift-animate-withduration-syntax...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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612 views

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swift2 - Whats the Swift animate WithDuration syntax?

I'm porting an older app over to Xcode 7 beta and I'm getting an error on my animations: ... //stackoverflow.com/questions/30991822/whats-the-swift-animate-withduration-syntax...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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637 views

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swift2 - How do you enumerate OptionSetType in Swift?

I have a custom OptionSetType struct in Swift. How can I enumerate all values of an instance? This is my ... .com/questions/32102936/how-do-you-enumerate-optionsettype-in-swift...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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553 views

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swift2 - Swift 2 internal vs private

I'm confused about the internal and private access modifier. The docs says: Internal access enables entities ... /stackoverflow.com/questions/35294071/swift-2-internal-vs-private...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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