Null-pointer-exception Memes

Posts tagged with Null-pointer-exception

Java Has A Higher State Of Mind

Java Programming Debugging

21 days ago 60.2K views 1 shares

Java Has A Higher State Of Mind

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.

If Condition Rules In My Org

Programming Csharp Typescript Javascript Java

3 months ago 110.6K views 0 shares

If Condition Rules In My Org

The subtle yet profound difference between null != domain and domain != null is perfectly captured here! The first check (happy face) follows the defensive programming principle of putting the constant first to avoid accidental assignments. Meanwhile, the second approach (angry face) risks the dreaded NullPointerException if someone mistakenly types = instead of != . This tiny syntax choice literally determines whether your code review ends with approvals or a 47-comment thread about proper null checking conventions. The facial expressions perfectly match the emotions of discovering which style your codebase has standardized on!