Filtering By Section

override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath)-> UITableViewCell{
	
	let note = fetchedResultsController?.object(at: indexPath) as! Note

	let cell = tableView.dequeueReusableCell(withIdentifier: "Note", for: indexPath)

	cell.textLabel?.text = note.text

	return cell
}

override func prepare(for segue: UIStoryboardSeque, sender: Any?){
	
	if segue.identifier! == "displayNote"{
	 	if let notesVC = segue.destination as? NotesViewController {

	 	let fr = NSFetchRequest<NSFetchRequestResult>(entityName: "Note")

	 	fr.sortDescriptors = [NSSortDescriptor(key: "creationDate", ascending:false),NSSortDescriptor(key: "text", ascending: true)]

	 	let indexPath = tableView.indexPathForSelectedRow!
	 	let notebook = fetchedResultsController?.object(at: indexPath)

	 	let pred = NSPredicate(format: "notebook = %@", argumentArray: [notebook!])

	 	fr.predicate = pred

	 	let fc = NSFetchedResultsController(fetchRequest: fr, managedObjectContext:fetchedResultsController!.managedObjectContext, sectionNameKeyPath: nil, cacheName: nil)

	 	notesVC.fetchedResultsController = fc
	 	}
	}
}