Category Archives: Software

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

Posted in Artificial Intelligence, Computer history, Mathematics, Programming, Software | 1 Comment

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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The Day Software Started to Eat the World

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 … Continue reading

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How Long Does It Take to Build an App?

How Long Does it Take to Build an App? infographic by Angelina.

Posted in Apps, social media, Social Networks, Software, World Wide Web | Leave a comment