@interface NSArray (Signedness)

/**
 *  The number of objects in the array, type-casted to NSInteger.
 *
 *  @return The number of objects in the array.
 */
- (NSInteger)integerCount;

@end

@interface NSIndexPath (Signedness)

/**
 *  An index number identifying a section, type-casted to unsigned integer. (read-only)
 */
@property (nonatomic, assign, readonly) NSUInteger unsignedSection;

/**
 *  An index number identifying a row in a section, type-casted to unsigned integer. (read-only)
 */
@property (nonatomic, assign, readonly) NSUInteger unsignedRow;

@end