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From Punched Cards to Prompts

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By Mark Duran, Daniel Cook
| Big Nerd Ranch
Android Android Leveling Up Android Ranch News
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From Punched Cards to Prompts

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By Mark Duran, Daniel Cook
| Big Nerd Ranch
Introduction When computer programming was young, code was punched into cards. That is, holes were punched into a piece of cardboard in a format that a computer could interpret as the switching of bits–before using punched cards, programmers had to flip bit switches by hand. A complete program consisted of an ordered deck of cards to be fed into a computer one card at a time.
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