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univacky

HN member
Joined
Thu, May 29, 2014, 1:36 AM UTC
HN karma
116
Public activity
38 items

About univacky

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Recent public activity

  1. comment
    Comment #47276204

    American here. I have to agree with this sentiment (without getting into the math of our deeply flawed election system). The administration could not do any of this without the sup…

  2. comment
    Comment #44218215

    An aircraft on a flight may not maintain the same identifier/callsign for the entirety of that one flight. Famously, President Richard Nixon departed Washington DC on Air Force One…

  3. comment
    Comment #43706269

    When Jordan Mechner wrote Karateka for the Apple ][, he used an array of pointers to rows. A team member realized that by inverting the order of the array, all graphics would appea…

  4. comment
    Comment #43364957

    Firstly: I'm a fan of Harbour Air's work and their electrification. Have flown that airline. Retrofitting electrical flight to a 1950s airframe will be, in the long run, not a grea…

  5. comment
    Comment #42596639

    I was there as well. I punched the cards and read the core dumps and programmed in machine language using the front panel switches and lights. I programmed the Burroughs machine in…

  6. comment
    Comment #42026000

    Additionally, von Neumann did not "architect" that design; it was named for him because he wrote a paper describing it. https://en.wikipedia.org/wiki/Von_Neumann_architecture#Devel…

  7. comment
  8. comment
    Comment #39283107

    That's not true for many, many planes, and there are very many private planes that are not jets and the owners are not rich. Thousands and thousands are homebuilts. Go to https://w…

  9. comment
    Comment #33207851

    I was thinking The Terminal Man https://en.wikipedia.org/wiki/The_Terminal_Man_(film)

  10. comment
    Comment #32824879

    Filenames? We used to DREAM of having filenames! Writing COBOL on the UNIVAC 490 series (30 bit word, FIELDATA character set), our files were on tapes. A tape request was submitted…

  11. comment
    Comment #30128117

    There's a lot of interesting Greaseweazle-y floppy development being done at Adafruit right now. Some days they're posting multiple videos a day showing progress updates. https://g…

  12. comment
    Comment #28199142

    I can't be the only one who was waiting for this reference: https://xkcd.com/149/

  13. comment
    Comment #25088529

    Don't be too sure it's going to open again. https://livingcomputers.org/Closure.aspx

  14. comment
    Comment #24025504

    I have been running nothing but Linux since 1994. My last Windows was 3.1. I just installed Windows 10 for the sole purpose of running this flight simulator.

  15. comment
    Comment #22176826

    I learned awk for the purpose of playing Tradewars, running on DOS. Playing Tradewars on the local BBS in the mid-80s, I developed a system where I would spend the first night in a…

  16. story
    Ask HN: Where are the unit-typed languages?

    Are there any programming languages that treat, say, numbers like adjectives, as human languages do, and have units typing? Instead of an integer being a standalone noun, "5", it w…

  17. comment
    Comment #20885842

    It also was intended to have its name pronounced like "JIF", but you know what happens to intentions.

  18. comment
    Comment #20878202

    Compilers like MS and Turbo C used a clever technique - a program could be compiled with a software floating point library and shipped, and the existence of the FP coprocessor woul…

  19. comment
    Comment #20646020

    Seems almost hard to find that copy instead of this one: https://cpsc.yale.edu/epigrams-programming

  20. comment
    Comment #20411060

    Ice cream was popular in the 18th century, particularly known to be favorites of George Washington and Thomas Jefferson. Their homes at Mount Vernon and Monticello, respectively, b…

  21. comment
    Comment #17903441

    There has been one in Leesburg, VA for a few years undergoing testing and evaluation. It is the first in North America. It is currently in daily production use. https://www.leesbur…

  22. comment
    Comment #16168435

    I think that computer was built in 1971; the video mentions that the software used is Richard Wilson's player, which was written in 1975 (the DECUS entry is dated 2/11/1976).

  23. comment
    Comment #16168346

    You can watch and listen to it on an Altair 8800b and get the octal object code for toggling into your own Altar here: => https://www.youtube.com/watch?v=fgYhVnmeWrk PDP-8 music he…

  24. comment
    Comment #15428317

    Oh, man, we're just looking at the tip of the metaphorical iceberg. There is a ton of new hardware for Apple 2s - replacement power supplies, sound cards, coprocessor cards, solid …

  25. comment
    Comment #14501060

    If you had a system with only one floppy, you still had an A: and a B: drive. Any access to (virtual) B: would prompt you to insert the other floppy, and I/O would continue until t…