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17 Xcode Tips and Tricks That Every iOS Developer Should Know
iOS 17 Xcode Tips and Tricks That Every iOS Developer Should Know Elyse Turner #Swift #Development #Xcode Xcode can be overwhelming to iOS developers, especially newbies, but fear not! We are here to help. The number of things that Xcode can help with and allow you to do is astronomical. Being familiar with your IDE…
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Improved Wiggling iOS 9 UICollectionView (Swift)
With iOS 9 UICollectionView now has built-in drag and drop reorder. This is very easy to enable specially when using a UICollectionViewController. However there is no animation showing that the move operation started or finished, and worse there is no delegate call or notification to be informed of move start/end. So here is my UICollectionView subclass which…
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Apple Watch ClockKit: Reload Complications Placeholder Templates
I just posted a radar to suggest an enhancement to the way ClockKit currently handles the placeholder templates for the Apple Watch complications. Here is the text I submitted: I am developing a watch app with complications that can be customised by the user. It would be nice for users to see a placeholder according to the…
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Swift: should a function Throw or return an Optional?
Since Swift 2.0 we now have two ways for a function to fail: It can return an Optional Or it can Throw Let’s use a very simple example: a function to return the square root of a number. It is supposed to fail if the number was negative of course. Return an Optional func sqrt1(number: Float) -> Float?…