Paul Tiarks questions

Paul Tiarks answers

• What's the best practice to store complex data structure in core data on iOS?
• How to save NSArray or NSDictionary to JSON file ?
• Is it possible to delete a file from my iOS app's bundle?
• [NSCFNumber isEqualToString:]: unrecognized selector sent to instance
• How to make buttons with custom shapes?
• How to reformat a custom UITableViewCell during editing mode to accommodate Delete controls?