Category Archives: Programming

The Web Goes Public, First Email From Space, Grace Murray Hopper and COBOL

August 1, 1967 The US Navy recalls Grace Murray Hopper to active duty. From 1967 to 1977, Hopper served as the director of the Navy Programming Languages Group in the Navy’s Office of Information Systems Planning and was promoted to … Continue reading

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The Evolution of Programming

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Alan Turing On Computable Numbers

Today in 1936, Alan Turing delivered to the London Mathematical Society his paper “On Computable Numbers, with an Application to the Entscheidungsproblem.”  In the paper, Turing described the Universal Machine, which later became known as the Turing Machine. This was an idealized … Continue reading

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Dennis Ritchie and Ken Thompson Present UNIX

40 years ago today (October 15, 1973), Dennis Ritchie and Ken Thompson presented their first paper on Unix at the fourth ACM Symposium on Operating Systems Principles (SOSP) held at Purdue University. The paper will later be published in the … Continue reading

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First (?) Mention of Computer Programs

Today in 1836, Charles Babbage wrote in his notebook: “This day I had for the first time a general but very indistinct conception of the possibility of making an engine work out algebraic developments. I mean without any reference to the value of the letters. My … Continue reading

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The History of Programming Languages (Infographic)

The History of Programming Languages infographic Source

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From the Archives: First Mention of Computer Programs?

Today in 1836, Charles Babbage wrote in his notebook: “This day I had for the first time a general but very indistinct conception of the possibility of making an engine work out algebraic developments. I mean without any reference to the value of the letters. My … Continue reading

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From the Archives: Computer Programming Born

Today in 1949, the Electronic Delayed Storage Automatic Computer (EDSAC), the first practical stored-program computer, ran its first program and performed its first calculation. “… a thin ribbon of paper containing the program [to print a table of the squares of the integers] … Continue reading

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Grace Hopper and Other Programmers

Nathan Zeldes writes about Grace Hopper: “…whenever I see this photo, I am reminded vividly of Dr. Susan Calvin, Robopsychologist at U.S. Robots and Mechanical Men Corporation, as featured in Isaac Asimov’s I, Robot…. Calvin is a strict, prim, spinsterish lady who … Continue reading

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