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How hash functions can keep you safe if you find yourself part of the French underground fighting the Nazis.
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""There is no indication that Copernicus was worried about being declared a heretic and being kicked out of the church for his astronomical views," [Copernicus scholar Jack] Repcheck said.
"Why was he just buried along with everyone else, like every other canon in Frombork? Because at the time of his death he was just any other canon in Frombork. He was not the iconic hero that he has become." "