• Data Storage

• Faulting

• Subclassing Notes

• Methods you Must Not Override

• Methods you Are Discouraged From Overriding

• Methods to Override Considerations

• Custom Accessor Methods

• Custom Instance Variables

• Validation Methods

• Initializing a Managed Object

• Getting a Managed Object’s Identity

• Getting State Information

• Managing Life Cycle and Change Events

• Supporting Key-Value Coding

• Validation

• Supporting Key-Value Observing

• automaticallyNotifiesObserversForKey:

• awakeFromFetch

• awakeFromInsert

• changedValues

• committedValuesForKeys:

• dealloc

• didAccessValueForKey:

• didSave

• didTurnIntoFault

• entity

• hasFaultForRelationshipNamed:

• initWithEntity:insertIntoManagedObjectContext:

• isDeleted

• isFault

• isInserted

• isUpdated

• managedObjectContext

• mutableSetValueForKey:

• objectID

• observationInfo

• primitiveValueForKey:

• self

• setObservationInfo:

• setPrimitiveValue:forKey:

• setValue:forKey:

• validateForDelete:

• validateForInsert:

• validateForUpdate:

• validateValue:forKey:error:

• valueForKey:

• willAccessValueForKey:

• willSave

• willTurnIntoFault