Powderhorn@beehaw.org to Technology@beehaw.orgEnglish · 3 days agoThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comexternal-linkmessage-square7fedilinkarrow-up137arrow-down14file-text
arrow-up133arrow-down1external-linkThe Math Hack You Didn’t Know Was in Your Credit Cardwww.scientificamerican.comPowderhorn@beehaw.org to Technology@beehaw.orgEnglish · 3 days agomessage-square7fedilinkfile-text
I’ve been familiar with the concept, but this is by far the best behind-the-scenes explanation I’ve seen.
minus-squarewalden@sub.wetshaving.sociallinkfedilinkarrow-up9·3 days agoThat’s pretty neat. I was expecting something basic like “pay it off every month and there’s no interest”, but this was much more interesting. It’s a method that web pages use to make sure you didn’t make a typo in the number.
That’s pretty neat. I was expecting something basic like “pay it off every month and there’s no interest”, but this was much more interesting.
It’s a method that web pages use to make sure you didn’t make a typo in the number.