spark conference
TRANSCRIPT
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@jzwoo | [email protected]
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he says to the bartender,
“I’ve been having a hard time meeting people”
the bartender says:
“Wait, aren’t you supposed to be good at generating…”
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“interest”
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Making Credit Card FormsBeautiful
A Credit Card Form walks into a bar……
A series of Bad Jokes….By Justin Woo
@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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1.
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@jzwoo | [email protected]
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Shoppers who have cited ‘not
wanting to create an account’
with merchant as reason for
cart abandonment. Source: Fifth Gear
14%
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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An American Express walks into a bar in Moscow……
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the bartender says,
“Sorry mate,You aren’t allowed in here without a ….”
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3.
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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*Blatant copy of Wikipedia
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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creditcardjs.com/
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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4.
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Luhn algorithm
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4217 6511 1111 1119
9111 1111 1165 7124
9212 1212 1260 7228
14 + 6 + 11 + 19 = 50
@jzwoo | [email protected]
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4217 6511 1111 1119
9111 1111 1165 7124
9212 1212 1260 7228
14 + 6 + 11 + 19 = 50
50 % 10 == 0?@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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5.
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You don’t even limit my digits
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Not limiting the number of digits
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Card Number of Digits
AMEX 15
Visa 13 or 16
MasterCard 16
Discover 16
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@jzwoo
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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Live Demo!
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I Have a Dog
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Who is Blind…BUT
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Thinks he can see?!?!
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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8.
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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@jzwoo | [email protected]
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A Credit Card walks into a bar……
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the bartender says,
“I haven’t seen you in a while”
The credit card looks at him and says:
“Yeah, I had to go to jail. I was”