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j-walker

HN member
Joined
Wed, Aug 31, 2016, 6:00 PM UTC
HN karma
135
Public activity
40 items

About j-walker

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Recent public activity

  1. comment
  2. comment
    Comment #30597574

    Can someone explain to me why in Section 4: Functions they compute Twice by multiplying the number by three then subtracting the number once? Is it just to showcase more math, or i…

  3. comment
    Comment #28057940

    Is SNRR different than PSRR? https://en.wikipedia.org/wiki/Power_supply_rejection_ratio

  4. comment
    Comment #28057909

    You don't remember the "Palcahol" debacle? https://www.al.com/opinion/2015/06/powdered_alcohol_what_it_...

  5. comment
    Comment #27285898

    If it's 240W, that's 48V @ 5A. The same current as today's cables (100W: 20V @ 5A). Most likely won't get to melt any cables :)

  6. comment
    Comment #24658291

    Drive engagement?

  7. comment
    Comment #23919899

    Have you seen Dave Jone's video on quantum computing? https://www.youtube.com/watch?v=nOQhdgY8aBM

  8. comment
    Comment #23774615

    What's ToS and IB?

  9. comment
    Comment #22835251

    Isn't the counter-point to this the stock price of PG&E? Look at its performance over the last 5 years, it's down to ~$11 from ~$50. If the the whole market looked like this in the…

  10. comment
    Comment #22407102

    The orange cables in this pic ( https://blog-cloudflare-com-assets.storage.googleapis.com/20... ) are probably Cat5/5e/6 and are for management.

  11. comment
    Comment #21987723

    This is from November 2019.

  12. comment
    Comment #21076514

    People with small bluetooth speakers strapped to their head blasting music for everyone to hear... great.

  13. comment
    Comment #21066648

    Is the hardware open-source?

  14. comment
    Comment #20046558

    Looks like NVLink is 25GT/s while PCIe 5.0 is 32GT/s (per pair of electrical "wires").

  15. comment
    Comment #18877345

    Anyone remember the Facebook phone? https://en.wikipedia.org/wiki/HTC_First

  16. comment
    Comment #17871720

    Have a link? Searching "Arm RPG" brings up a lot of non-relevant stuff.

  17. comment
    Comment #17185125

    Relevant Chappelle's Show clip? https://youtu.be/HeOVbeh2yr0?t=318

  18. comment
    Comment #16642885

    > In 2015, [...], so we immediately banned Kogan's app from our platform, > Last week, [...] We immediately banned them from using any of our services. Can someone explain how they…

  19. comment
    Comment #16494982

    "Due to the telecommunications landscape right now, it may not be possible to seamlessly maintain your primary number for all instances, for example it is not possible to forward m…

  20. comment
    Comment #16137368

    Please do not encourage more political discussion here.

  21. comment
    Comment #15646551

    Hard to put down a security deposit on a new place when you're completely broke.

  22. comment
    Comment #15623238

    There's a lot of openly available networking hardware on the Open Compute Project.

  23. comment
    Comment #15620704

    > An ultimate antithesis to Apple's past leadership in design. Design leadership has been the same for a long time... https://www.apple.com/leadership/jonathan-ive/

  24. comment
    Comment #15571326

    Don't forget the 'Pittsburgh Left'! https://en.wikipedia.org/wiki/Pittsburgh_left

  25. comment
    Comment #15468438

    It's one of the few tech sites left on the Internet where there doesn't seem to be an underlying narrative driven by politics. I'm looking at you TheVerge/Recode/Reddit.