Live data from Hacker News

Viewing profile — jhawthorn

jhawthorn

HN member
Joined
Wed, Jul 27, 2011, 2:53 AM UTC
HN karma
43
Public activity
17 items

About jhawthorn

http://www.johnhawthorn.com

Recent public activity

  1. story
  2. comment
    Comment #16268260

    You would use the LDR instruction to load the word from RAM. So just one instruction, but with some slower memory access. When writing ARM assembly, the assembler (at least the one…

  3. story
  4. comment
    Comment #7214955

    I made a small rails app which presents reddit AMAs nicely http://ama.hawth.ca/1xj56q Here's the source https://github.com/jhawthorn/riama

  5. comment
  6. comment
    Comment #6810687

    The f suffix has been removed in favour of the existing "foo".freeze (which is now recognized and optimized in the parser) https://www.ruby-lang.org/en/news/2013/11/22/ruby-2-1-0-p…

  7. comment
    Comment #5549327

    I would argue the opposite: you should always use rvm (or similar) in production. I've done this for many projects, it's great to have the same ruby version and patchset in develop…

  8. comment
    Comment #5498052

    Not saying python 3 should have been compatible with 2. Just that this was not an apt comparison.

  9. comment
    Comment #5498038

    I would guess error handing (freeing memory, closing fd's). A goto lets you avoid deeply nested if statements.

  10. comment
    Comment #5497728

    Difference being that new versions of java, windows, c++ compilers work with the existing software.

  11. comment
    Comment #5346089

    I wouldn't use god. It's had issues crashing or misbehaving in the past. I've found monit very stable if a little awkward to configure correctly. Today I would use systemd with mon…

  12. comment
    Comment #5310498

    These are clearly slides, meant to be fullscreen on a projector. Up/Down, Left/Right, PgUp/PgDown all work, much like they would in powerpoint. I'm a little baffled by this threads…

  13. comment
    Comment #4895295

    You will not run into this problem. Linux is almost always used for production servers and is popular for development as well.

  14. comment
    Comment #4374199

    Similar is https://www.pwdhash.com/

  15. comment
    Comment #4155615

    I've been using fullwidth characters. Due to their simplicity to convert to and read. This page of course has the advantage of more variety in characters. Fullwidth conversion code…

  16. comment
    Comment #3871563

    Oh, no! Missed noticing my first link from HN for a few days. Hopefully I can clarify some of this. First, this is in no way faster than cuSPARSE or cusp. I wrote this for an origi…

  17. comment
    Comment #2810529

    Other than recommending #map, #select, et al, the rest is poor advice. Consider the following recommendation input.inject({}) do |hash, item| hash.merge(item => process(item)) end …