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Viewing profile — glxxyz

glxxyz

HN member
Joined
Tue, Dec 06, 2016, 7:07 PM UTC
HN karma
394
Public activity
226 items

About glxxyz

No profile information was provided.

Recent public activity

  1. comment
    Comment #46129024

    Remember during Covid where every restaurant's menu was a QR code on the table that linked to a PDF in S3?

  2. comment
    Comment #45787274

    [^X] means any character other than X, so [^X]* matches zero or more of any characters, so long as none of them are X.

  3. comment
    Comment #45787241

    Check the diskette for physical damage on the recording surface and at the hub centerhole.

  4. comment
    Comment #45767852

    > I’m guessing you’re not counting the fact that if you buy a stock for $100 you still have the $100 (you can sell the stock) Your guess is wrong. A better term for what I calculat…

  5. comment
    Comment #45712920

    Yes the calculations are different for natural gas, I don't have that option. Rural properties here (south/central Ontario) typically use delivered oil or propane supplemented by f…

  6. comment
    Comment #45712842

    That makes more sense, but your utility's failings are not necessarily the same as mine nor anyone else's. I wish I'd never mentioned solar nor net metering now- I'm not on some cr…

  7. comment
    Comment #45708068

    > I can’t imagine the math is any better in Canada. I don't have to imagine, I've actually installed it and I can see the impact on my bills. By most estimates it has a 12-15 year …

  8. comment
    Comment #45707090

    The point of my original post was that I’ve seen a much greater ROI on my own heatpump than solar, even though I don’t regret the solar installation. I wasn’t making any claims abo…

  9. comment
    Comment #45705471

    It is for a fraction of consumers- power companies and governments are well aware of that.

  10. comment
    Comment #45705463

    I’m not sure what you mean by ‘unsustainable’ nor ‘critical mass’ here. Of course not everyone can net meter- on a sunny but mild day with no-one using A/C nor heating and everyone…

  11. comment
    Comment #45703600

    The issue for me with batteries is that in the summer I can produce in a day much more than I can use, and in winter I consume a lot and barely produce anything. This is where net …

  12. comment
    Comment #45701816

    I think the argument is that on average people are buying heat pumps and EVs faster they are installing solar panels but it’s not completely convincing though, power stations can b…

  13. comment
    Comment #45701612

    Yes the people selling solar systems all factor in aggressive future electricity increases, it's best to also see how it looks with more conservative rate increases. By my calculat…

  14. comment
    Comment #45701606

    Yes the figures are my approximate bills so include net metering revenues. You're right about the 8 year negative IRR for the heatpump, although I'm being very conservative about p…

  15. comment
    Comment #45701527

    There was a C$7k government grant at the time for the heatpump, which roughly matched the tax. The current Ontario solar grant is weird- it only applies to battery systems without …

  16. comment
    Comment #45701179

    People told me that, but I did the calculations myself and the impact on my energy bills is real. Net metering is essential though, so not everyone can do it. Compared to say SoCal…

  17. comment
    Comment #45701167

    Yes horizontal loop, 200 metre trench ~2m deep with 6 pipes at the bottom. Took 3 days for a 20 ton excavator to dig and fill in the trench. Maybe I got lucky with the installer bu…

  18. comment
    Comment #45700847

    I'm in Canada at a similar latitude with ground source, resistance heating normally kicks in at about -25C (-13F) or so, just a few hours on the coldest nights, doesn't cost much. …

  19. comment
    Comment #45700830

    The prices when I looked weren't that different- it was about C$30k Canadian for air source and C$40k for ground source (which I went with).

  20. comment
    Comment #45700817

    I'm amazed at these prices, I replaced a propane tank + furnace with horizontal loop ground source for $40k Canadian (+ tax, but government rebate matched that). It's almost paid f…

  21. comment
    Comment #45700722

    It's the opposite for me, much bigger ROI on the heatpump than solar. Rural property, 10 years old, ~3,500 sq ft + basement, in Canada where summer can be above 30C (86F) and winte…

  22. comment
    Comment #45600622

    Use an AI tool to summarize it. /sarcasm, kind of

  23. comment
    Comment #45271832

    > if someone is calling from a legit number on caller id it means NOTHING I had to tell my bank this once a few years ago, when they called me up and then expected me to give them …

  24. comment
    Comment #45255025

    The 15oz (pre-shrinkflation) Betty Crocker mix weighs 432g, 2/3 the weight of your recipe's flour and sugar alone, so your recipe is for a much larger cake. Wal-Mart's own brand fl…

  25. comment
    Comment #45225433

    I worked on an email client. Many many character set headaches.