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larsbrinkhoff

HN member
Joined
Tue, Oct 27, 2015, 9:52 AM UTC
HN karma
455
Public activity
261 items

About larsbrinkhoff

https://github.com/larsbrinkhoff

Recent public activity

  1. comment
    Comment #48801090

    This says PDP-7. https://www.reddit.com/r/westworld/comments/56tkt8/what_prog...

  2. comment
    Comment #48566305

    Then maybe also give a nod to the LINC, showing DEC a small 12-bit computer could be made.

  3. comment
    Comment #48566277

    BASIC was developed on GE mainframes.

  4. comment
    Comment #48550962

    Chaosnet was inspired by the experimental 3 Mbits/s Ethernet in use at Xerox PARC at the time. Experimental Ethernet has a 8-bit node address; Chaosnet has 16 bits, of which 8 is n…

  5. comment
    Comment #48538010

    Chaosnet in active use, mostly on emulators: https://chaosnet.net/ Lispm, PDP-10, PDP-11, VAX.

  6. comment
    Comment #48537455

    Yes, and in Ethernet frames as EtherType 0x0804.

  7. comment
    Comment #48019212

    "Her barbell is a special women's barbell." FYI, it was probably just a regular women's weightlifting barbell. They are somewhat lighter, and have a thinner grip. Maybe she's serio…

  8. comment
    Comment #48019130

    By the way, I also coded a QR symbol generator in PDP-10 assembly language. https://github.com/PDP-10/its/blob/master/src/lars/qrcode.8

  9. comment
    Comment #48019112

    I hand drew this on a whiteboard. It was a lot more work than I anticipated. http://lars.nocrew.org/tmp/qr.png

  10. comment
    Comment #47872717

    The LINC minicomputer operating system LAP6 came with a 4x5 font, but it didn't have lower case.

  11. comment
    Comment #47475949

    It's built into the Unix terminal driver. Control-U is the default, but it can be changed with e.g. "stty kill". Libraries like readline also support it.

  12. comment
    Comment #47469148

    Just type Control-U once.

  13. comment
    Comment #47348528

    https://twitter.com/Jonathan_Blow/status/2028903268265672728

  14. comment
    Comment #47348288

    Jonathan Blow: "It’s about a compiler written in Python FFS."

  15. comment
    Comment #47150462

    https://www.sbcl.org/history.html https://cmucl.org/doc/cmucl-history.html https://en.wikipedia.org/wiki/Spice_Lisp

  16. comment
    Comment #47150454

    SBCL has been in the works since 1980.

  17. comment
    Comment #46922530

    Source: "The Invention of Forth", by Chuck Moore. https://colorforth.github.io/HOPL.html

  18. comment
    Comment #46921862

    Emacs is needed because it provides Emacs Lisp.

  19. comment
    Comment #46921815

    Forth was invented before Moore worked at NRAO. Granted, it was gradually expanded from a very small interpreter, so it's hard to say exactly when it became "Forth" as we mean it t…

  20. comment
    Comment #46911099

    Sorry, I don't know anything about Emacs graphics. Some people confuse me with larsi, but I'm not that guy.

  21. comment
    Comment #46910656

    Lisp dialects have diverged quite a bit, and it would be a lot of work to bridge the differences to a degree approaching 100%. 90% is easy, but only works for small trivial program…

  22. comment
    Comment #46910641

    Having read that, I'm even less convinced it's not more than a toy.

  23. comment
    Comment #46909696

    I don't see how unexec would help with "decoupling the core from Emacs" since the core is written in Emacs Lisp.

  24. comment
    Comment #46909575

    I think misinterpreting the "el" as Spanish is fun. In that vein, your game could be called ElCiudad.

  25. comment
    Comment #46909563

    Portability across Lisp dialects is usually not a thing. Even Emacs Lisp and Common Lisp which are arguably pretty close rarely if ever share code. You could make a frontend for di…