How can I track/observe all changes within a subgraph?

Question

I have a NSManagedObjectContext in which I have a number of subclasses of NSManagedObjects such that some are containers for others. What I\'d like to do is watch a top-lev

Answer 1

for me it's just lost following two func, maybe this save hours for someone

func controllerWillChangeContent(controller: NSFetchedResultsController) {
    tableView.beginUpdates()
}

func controllerDidChangeContent(controller: NSFetchedResultsController) {
    tableView.endUpdates()
}