How to use the first character as a section name

Question

I\'m using Core Data for a table view, and I\'d like to use the first letter of each of my results as the section header (so I can get the section index on the side). Is the

Answer 1

See my answer to a similar question here, in which I describe how to create localized sectionKey indexes that are persisted (because you cannot sort on transient attributes in an NSFetchedResultsController).