History Software Engineering

Smalltalk Programming Language Invented by Alan Kay of Xerox PARC – Second ever Object-Oriented – First IDE – 1972 AD

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Smalltalk was the second ever object-oriented programming language and the first true IDE, developed by Alan Kay and others at Xerox PARC in 1972.

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See also Xerox Alto from Xerox Palo Alto Research Center (PARC) – 1973 AD