Equals Memes

Java developers evolving their equality-checking techniques like they're climbing the social ladder at a fancy dinner party. First panel: The peasant's approach with == that compares memory references instead of actual content. How primitive! Second panel: The middle-class obj1.equals(obj2) method - respectable, gets the job done, but lacks a certain... je ne sais quoi. Third panel: The aristocratic Objects.equals(obj1, obj2) with its monocle and top hat - handles null checks and prevents NullPointerExceptions with the elegance of someone who has staff to handle their exceptions for them.