Like many others I’ve been unhappy with the lack of Mac hardware lately so thought I’d revisit the world of osx86 after many years. There seems to be many more people involved in the scene now including some excellent how-to Read more…
Here is a modern way to register user defaults. It uses dispatch_once to ensure the registration only happens once and performs it lazily on the first access. Keeps your defaults all on the one place. Also it is implemented as Read more…
Sometimes when compiling more sophisticated iOS projects you need the IOKit headers which were removed from the iOS SDK a few versions ago. A simple workaround is to copy them from the Mac OS SDK to the iOS SDK with these commands: sudo Read more…
The documentation for UISplitViewControllerDelegate collapseSecondaryViewController says: When you return NO, the split view controller calls the collapseSecondaryViewController:forSplitViewController: method of the primary view controller, giving it a chance to do something with the secondary view controller’s content. Most view controllers do nothing by default but the UINavigationControllerclass responds Read more…
CloudPhotos : Using CloudKit with iOS is an interesting Apple sample project, last updated a year ago, I thought I would blog about some observations I had. The table view controller uses an array of CKRecords for its data. I sort Read more…
So after previous post on analysing the web requests, where we found out the classes involved and sort of when they should be used, we are still clueless as to how to structure our app to enable CloudKit syncing. We know Read more…
Introduction Syncing data across a user’s own devices in a privacy-sensitive way is one of the flagship features of CloudKit. Unfortunately many agree “it isn’t as documented as it might be”, e.g. there is no sync sample from Apple, the Read more…
I was researching the different ways people are implementing the part of MVC where the model notifies the controller about new data. A limitation of the delegate pattern is only one class can be the delegate, for other classes to Read more…
Saw a bunch of posts today on Stack Overflow asking how to implement this: NSArray @property backed by a NSMutableArray Hiding privately mutable properties behind immutable interfaces in Objective-C (my answer) Protect from adding object to NSMutableArray in public interface Having Read more…
Around the web and even in Apple’s WWDC 2015 Advanced NSOperations talk they say: “If we set the max concurrent operation count of an NSOperationQueue to be 1, then we essentially make our NSOperationQueue into a serial operation queue.” Sometimes Read more…
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