Viewing profile — rcar
rcar
HN member- Joined
- Tue, Apr 19, 2016, 3:42 PM UTC
- HN karma
- 340
- Public activity
- 93 items
- HN profile
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About rcar
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Recent public activity
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Comment #32824186
Agreed. These meetings can certainly end up being as cynically founded as the version posed in the post, but they're often also useful opportunities for execs to make sure that com…
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Comment #31890184
Title should be "packages" rather than "packets".
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Comment #29609826
There are far more fictional TV characters than there are types of wood. I'm a hobbyist woodworker and TV snob but could still many more characters than woods.
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Comment #28593819
https://outline.com/LnhwGn
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Comment #28369319
Their balance sheet looks very healthy for a growing company with a strong gross margin and very sustainable net losses relative to the capital they've been able to raise. As long …
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Comment #28369170
From their S-1, 2020 revenue was $219m. From that, $106m was cost of revenue, $87m went out to SG&A, and $55m for marketing. Presumably if they wanted to hit pure profitability, th…
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Comment #27019528
Sure, everyone wants to get to the latent factors that really drive the outcome of interest, but I've never seen a situation in which principal components _really_ represent latent…
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Comment #27018809
PCA is a cool technique mathematically, but in my many years of building models, I've never seen it result in a more accurate model. I could see it potentially being useful in situ…
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Comment #26822675
I believe that the real intention behind the statement is that not all users of their product are going to have 5 working fingers if they've had some sort of accident or similar.
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Comment #25021452
Agreed with all points. I often find that these sorts of observational studies with weak methods that provide evidence for something the unblinded study participants would want to …
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Comment #24782021
I found myself wanting a little more content here. Felt mostly like hand waving followed by a plug for their product.
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Comment #24692773
Fine, but you could just as easily flip the arrow or come up with a common cause to come up with a plausible narrative. In areas with low economic growth, lawyers are a high status…
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Comment #24692720
Correlation vs. causation, etc., etc.
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Comment #24570800
Looks like a fun side project. In a similar vein, I'd also recommend the Synacor Challenge, which involves a set of gradually expanding challenges around implementing a virtual mac…
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Comment #24400769
STL files are the 3D models that you put into your slicer of choice (which converts the project into the thin layers that the printer will gradually put down). There's a dozen thin…
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Comment #24225107
Overpayment in credit card terms is typically when you pay more than the full balance, not more than the minimum payment. Getting a refund under the given circumstances (1500 on a …
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Comment #23994820
Still, he literally said "do skilled work and spend your money wisely", the former implying that he focused on developing his skills, and the latter implying that he didn't live be…
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Comment #23994333
That's helpful; thanks. I guess coming from much more of a software background, having the ability to write C code (which feels like an acceptable veneer over the hardware to me an…
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Comment #23993047
To be clear, I'm genuinely curious - this isn't intended as an insult to any of the folks who have worked on these projects.
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Comment #23992747
As someone who has done a fair bit of tinkering with stuff like Arduinos, NodeMCUs, ESP32s, etc. along with Pis and similar, what sort of itch does this scratch for people that tho…
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Comment #23977433
Part of the difficulty SO faces is that there's sort of two similar but distinct problems that it's meant to solve, and as such there is no one "community". It's simultaneously a p…
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Comment #23977113
I was curious about what "pot steel" was - for anyone else who hadn't encountered it before: https://en.wikipedia.org/wiki/Pot_metal
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Comment #23863781
cached: https://webcache.googleusercontent.com/search?q=cache:Gs1gDy...
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Comment #23853661
Seems a little presumptuous to assume that the decline in outreach was personal and not associated with the heavy decline in companies hiring during uncertain times.
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Comment #23555054
On behalf of future searchers trying to avoid the "nvm I figured it out" problem, what was the answer?