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What We Can Learn From Grace Hopper and the First Reported Bug 

March 9th, 2020 (Updated 03/23/2021)

Milan Polacek
QA Competency Lead at Pricefx

Software Engineering Debacles of History: Grace Hopper and the First Reported Bug If a moth flaps its wing but no one is there to see it, can it still crash a Harvard Mark II computer? It was September 9, 1947. Computer scientist and U.S. Navy Rear Admiral, Grace Hopper, was hard at work on the Harvard Mark II computer when she suddenly encountered a problem – the machine was returning consistent errors.  The 25-ton Harvard Mark II, also known as the Aiken Relay Calculator, was the first computer built using high-speed electromagnetic relays instead of electro-mechanical counters. As such, it...

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