quercusa

38 ms·

1. 481.▲
   by quercusa 5y ago

   It was a real learning experience moving from ideal transistors to real MOSFETs in an H-bridge driving a motor. Gate capacitance led to lots of expensive smokefests.
2. 482.▲
   by quercusa 5y ago

   Two great articles, Ken!
3. 483.▲
   by quercusa 5y ago

   It turns out that evolutionary recapitulation has, at best, been oversold: https://en.wikipedia.org/wiki/Ernst_Haeckel#Embryology_and_r...
4. 484.▲
   by quercusa 5y ago

   Convert a base-10 number to octal. If the octal digits are divisible by 7, it's divisible by 7. IOW, 7 is octal's 9.
5. 485.▲
   Why are there so many Mormon writers?(monsterhunternation.com)

   1 points by quercusa 5y ago|0 comments
6. 486.▲
   by quercusa 5y ago

   Next week's headline: "Hundreds of thousands of computers compromised through bug in Windows Russian keyboard driver"
7. 487.▲
   by quercusa 5y ago

   I may have internalized a version more extreme than her point - the comment was probably limited to the language of study.
8. 488.▲
   by quercusa 5y ago

   https://dictionary.cambridge.org/us/grammar/british-grammar/...
9. 489.▲
   by quercusa 5y ago

   > languages are nonsensical, illogical, and the sooner you stop trying to make sense of it all,the faster you will advance. In the first day of Koine Greek class, the instructor asked who had programming experience. She made a point of
10. 490.▲
    by quercusa 5y ago

    Now I want a fog machine.
11. 491.▲
    by quercusa 5y ago

    All aircraft produce wingtip vortices that create wake turbulence in flight. The vortex strength increases when the aircraft is heavier and when it flies slowly. Thus, the term "heavy" (unlike light, medium and large) is inclu
12. 492.▲
    by quercusa 5y ago

    I didn't expect it to be automatic!
13. 493.▲
    by quercusa 5y ago

    I had a friend in high school who was from Long Island. I think talking to him pulled my speech patterns less Southern. But if I'm talking to my mom on the phone, it all comes back.
14. 494.▲
    by quercusa 5y ago

    This has been a source of much amusement for my wife. If I'm very intentional I can force a distinction between 'pin' and 'pen' but it's not at all natural. I found this really interesting: The most importa
15. 495.▲
    by quercusa 5y ago

    I can't imagine Andy Grove would have supported that.
16. 496.▲
    by quercusa 5y ago

    At one LargeCo, you had to return to work for a certain period (six weeks?) after a sabbatical to retain incentives like stock options. It was common to hear people return from sabbatical ready to resign, but by the end of the six weeks th
17. 497.▲
    by quercusa 5y ago

    In good military fashion, Jeff Cooper (Lt. Col,USMC) developed a color code for situational awareness with respect to the possibility of conflict/combat. White: unprepared / Yellow: Relaxed alert / Orange: Specifi
18. 498.▲
    by quercusa 5y ago

    For motorcyclists, it can be a life or death skill.
19. 499.▲
    by quercusa 5y ago

    I assume you aren't splitting it - the fibers make that a real chore.
20. 500.▲
    by quercusa 5y ago

    I had to cut down a dying ash tree ten years ago, another victim of the Emerald Ash Borer. I'd forgotten the wonderful smell of the wood as beautifully described here.
21. 501.▲
    by quercusa 5y ago

    That would be very enlightening.
22. 502.▲
    by quercusa 5y ago

    I assume we're all working on our voiceless alveolo-palatal fricatives this week?
23. 503.▲
    by quercusa 5y ago

    Do you remember the first time you saw the (negative space) arrow in the FedEx logo?
24. 504.▲
    by quercusa 5y ago

    The image actually shows the FaceBook page saying “Help keep Facebook free of charge”
25. 505.▲
    by quercusa 5y ago

    Excellent article on the Avro Arrow: The project was genuinely ground-breaking. Avro’s engineers had been allowed to build a record-breaker without compromise. But Canadians would soon discover that the supersonic age had made aviation pro
26. 506.▲
    by quercusa 5y ago

    Well, I guess it's not necessary to ask if he got the nerd genes.
27. 507.▲
    by quercusa 5y ago

    Clever Hans: https://en.wikipedia.org/wiki/Clever_Hans
28. 508.▲
    by quercusa 5y ago

    I picked up a case of Crypto during a day trip to Milwaukee for a lunch meeting back in the 90s (they had a water treatment issue). 0/10, would not recommend.
29. 509.▲
    by quercusa 5y ago

    This part delights me - check the diagram just under "now whenever we push on the bucket the spring will push it back in place" When you release the slider it springs back into place.
30. 510.▲
    by quercusa 6y ago

    Is the bee angle here just to draw more clicks? > Crops like corn, wheat, and rice rely on wind to bring pollen to the field.