this code was impleted for learn about core data
this version of code having features of Adding, Editing, Listing & Delete records in core data.
This code will prepared by below resorses:
Adding & Listing http://www.raywenderlich.com/934/core-data-tutorial-for-ios-getting-started
Update & Delete http://www.appcoda.com/core-data-tutorial-update-delete/
Enjoy..