NaN Is Actually a Number

Me after finding that NaN is actually a number after 2h of debugging *internal screaming*

A distressed-looking penguin appears under the caption “Me after finding that NaN is actually a number after 2h of debugging,” followed by “*internal screaming*.” The joke comes from the programming fact that NaN means “Not a Number” but is technically a special numeric value, prompting panic after a long debugging session.