Charlie Harvey


424 Blog articles in total, showing 141 to 150

  • July 2014 Reading

    July 2014 Reading cover image

    Certainly an antidote to the Entertainment Economy, this is a story of McMillan’s experience of the run up to and events of the occupy period of politics a few years back. She muses on stratgey, movement building and su

  • Pulley Logic Gates

    Pulley Logic Gates cover image

    What, you might wonder, is a logic gate and why, you might further wonder, should I care? Logic gates in their various forms make up a fair amount of the circuitry that enables modern computers to work. Like your phone or your computer. Logic gates work a bit like one of those truth tables you

  • June 2014 Reading

    A patient, detailed and sometimes dryly witty deconstruction of some of the nonsense that is sometimes talked by paleo-fantasists. Zuk looks at the emerging and extant knowledge in the field of evolutionary biology (and sometimes anthropology too). She pos

  • Happy 30th Birthday Tetris!

    Happy 30th Birthday Tetris! cover image

    Can it really be 30 years since the screen of an Elektronkia 60 in Moscow first lit up with a series of tetrominoes dropping incessantly towards the Earth? Since tinny speakers first tinkled to the highly catchy eight bit faux soviet music of Tetris? Indeed it can. In 1984, Alexey Pajitnov unleas

  • Morse code again — translating audio back to morse

    Morse code again — translating audio back to morse cover image

    Today is the final installment in my Haskell morse code odyssey, in which I translate some audio of morse code back into dots and dahs and even strings on the screen. The idea of translating audio back into something more human-friendly was suggested by @russellbanned when I put up my Let’s ma

  • Demonstrating the APL programming language (1975)

    The other day on hackernews, this video was posted of Imperial college’s Bob Spence demonstrating the APL computer language. Some of what is being shown is all too familiar, though the analogue nature of the computer interaction is decidedly steampunk. Despite the steampunkiness of