Viewing profile — ronaldx
ronaldx
HN member- Joined
- Fri, Mar 15, 2013, 8:29 PM UTC
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About ronaldx
Recent public activity
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Comment #7882865
It's traditional in text adventures that you infer un-helped verbs from the text (that is, if the verb is clued at all): here the wizard instructs you to 'say' the answer. Text adv…
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Comment #7874911
That your parents and the parent commenter react in this way ("it's obvious") is by design of the author of the piece and the author of House. I can watch an episode of House and a…
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Comment #7874860
True in theory, but unlikely to the point of irrelevant. Assuming chromosomes are inhereted whole, the probability that siblings share less than 25% DNA - the equivalent of one fur…
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Comment #7871125
Mitochondrial DNA between twins is expected to be almost identical, but you and I also have extremely similar mitochondria: since it doesn't recombine and rarely mutates. So, you h…
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Comment #7871083
I see no reason why a mitochondrial DNA test would be helpful - your point is that the mitochondria are maternally inherited? 1. Mitochondrial DNA is less apt than regular DNA to a…
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Comment #7871039
The ova all come from the germline so IMHO it's overwhelmingly likely they would have the same DNA but it's not exactly guaranteed: it depends if her ovaries are chimeric.
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Comment #7871002
Apologies for editing my point above. Chimerism is well-studied because it's biologically interesting, but most social/medical professionals are not expected to come across human c…
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Comment #7870989
It's not uneducated to use Occam's razor: if someone tests as not being the mother, they almost always are not the mother. This is an every day occurrence. Chimerism is a possible …
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Comment #7870960
This article doesn't totally add up. If the mother was chimeric, she would be chimeric with a 'twin' from the same (grand)mother and father. Therefore her 'twin' chimera would shar…
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Comment #7870129
Great, thanks :) It is not exactly clear (on the website) what you mean by 'rejected', so the English text could be improved to make your meaning more explicit. Perhaps 'returned' …
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Comment #7865815
So stuff which appears to be spam is bounced, with a return message. On reflection, this does seem like a better system. I had imagined a silent fail as per other popular e-mail ho…
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Comment #7865020
"A lot of advice says to only accept jobs which are willing to pay the rate you're offering..." IMHO the rule is good, but you don't have to offer the same rate for each job. If th…
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Comment #7864952
> I do not understand the Legal Certainty paragraph. My interpretation is: Spam is deleted in order to give you plausible deniability that you haven't received and read it. i.e. Th…
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Comment #7864875
You can also pass the test this way by having "generous" judges contributing to the 1/3, which is likely because the judges are not impartial: they are emotionally invested in bein…
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Comment #7864391
Chances are you don't get to be a (self-made) billionaire without throwing away $5k here and there. If you're spending your time saving easily recoverable $5ks, you might get to be…
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Comment #7863178
Suppose you are one of London's 72 resident billionaires, and you're making 5% or so on your income. You can pay for this digger in an hour, by spending that hour sitting on your a…
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Comment #7862418
> I can't really understand the effort of deleting everything either. I highly doubt Google ever really deletes anything. Once you've sent it to their servers, the cat is out of th…
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Comment #7862112
> The ancient ancestor of the first black widow might not have been some peculiar middle ground between benign and lethal, yet the random mutation of offspring which proliferated m…
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Comment #7861717
> I would have thought nature would stop optimizing once a sting is a good enough deterrent. I believe you are probably right about this: but the spider venom was probably develope…
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Comment #7860543
Worse than that: it's very easy and almost always correct to predict that a startup will fail. But... paying someone to make that prediction (even if you largely trust their author…
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Comment #7857501
Your reputation with this site is essentially no more than internet points. Your work, your experience, and your ability stays with you. The ultimate goal of any agency-type busine…
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Comment #7857003
I took a chance on signing up even though it was my instinct to run... my reward was the next screen: "We're sorry but something went wrong" That's an immediate double fail on the …
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Comment #7849486
I agree with what you say. To correctly compare the variances, the scale should be adjusted according to the square root of the ratio of sample sizes. The author has not done this …
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Comment #7849426
1. The fact that you/others expect women to behave in a sexually titillating way for men is not 'cuts both ways' discrimination, except that it degrades everyone. 2. High school st…