tokens: Compare [ DBConnector performDatabaseMethod ] to [ self performDatabaseMethod ] the second one seems weird and out of place if self is a UIViewController subclass .
ner_tags: O B-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block O O O O O O O O O O B-Variable O O B-Class O O