Posts
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My MacBook can't divide by 20: an Apple Metal compiler bug
A Metal compiler bug that made 0 / 20 equal 25, and what the GPU was actually doing.
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How I hacked Paypal to create money
I discovered this bug on Aug 31, 2014 when I was trying to set up PayPal on my website for accepting payments. I notified PayPal about this bug and and they have fixed it now.
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Stayin’ Alive
Optimal play in a two-bullet Russian roulette variant, and a tool for exploring what changes with different cylinders and bullet arrangements.