Error’d: Boxing Day Math

To be honest, math works the same way all year 'round. At least, it's supposed to.

"My Stack Exchange Inbox is Less Than Empty" declared Mike V. "I guess this happens when you read a notification twice!"

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Adam R. discovered a new kind of mathematical quantity in use: "I was updating my billing address on a certain website, and this was the default value they filled in for my phone number. "Hmm, that's odd," I thought. Then I figured it out: they decided to take my phone number, written out as XXX-YYY-ZZZZ and eval()'ed that as a mathematical expression. The final result of that subtraction with my phone number was, in fact, -439. "

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"Counting is hard" announces KT. "If mathematically no one reacted, how did they react?"

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"Unicode this!" challenged Michael R. "Kızılelma is the new Kızılelma"

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Reinier B. would like us to count the ways. "This piece of text on the LEGO Studio download page changes dynamically, which works OK-ish. But leave the page open for an hour or so and more and more "undefined" strings get inserted."

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This post originally appeared on The Daily WTF.

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