lutusp

75 ms·

811.
by lutusp 12y ago
Quote: "One option is to explicitly write down a function which computes the exact derivatives by using the rules that we know from Calculus. However, this quickly becomes an error-prone and tedious exercise." There's the alt
812.
by lutusp 12y ago
To avoid markdown, either use reverse-slashes to escape your asterisks in paragraphs, or surround them with spaces, or put four spaces to the left of short lines that have "special" characters.
813.
by lutusp 12y ago
> Not a lawyer, but as I understand it, trademarks often cover only specific market categories. That is, someone can in some cases use a trademark in a market category that the original trademark owner does not operate (e.g. Company1 usi
814.
by lutusp 12y ago
> Nope, his insurance is almost gone. The hospitalization part of Medicare has no cost -- all you have to do is be in the right age group and sign on the dotted line. The cost segment of Medicare deals with medical procedures other than
815.
by lutusp 12y ago
> From what I can tell, Medicare doesn't run out, and its benefits are not contingent on employment history. That's true AFAIK. The campaign is supposed to deal with his after-hospitalization expenses.
816.
by lutusp 12y ago
A quote: "Archaeologists and the Greek ministry of culture warn against such speculation, especially since Alexander the Great is known [sic] to have been buried in Egypt." An unfortunate turn of phrase. I would have said "is
817.
by lutusp 12y ago
> I would argue that the bash security concern is not a bug. It is clearly a feature. Admittedly, a misguided and misimplemented feature, but still a feature .... The problem is that it was designed 25 years ago. Apache didn't ex
818.
by lutusp 12y ago
To see the power of a given proof, try to imagine what would be required to refute it, falsify it. This is by no means the only avenue of attack, but it's instructive. Also, it resembles the approach used by scientists with respect to
819.
by lutusp 12y ago
> Personally, I'll be getting a rigid case that covers the back and sides. Most cell-phone "rigid" cases are less rigid than the phone's own case, so they only afford protection against scratches and impacts, not bend
820.
by lutusp 12y ago
Quote: "In case you lack time, it is better to get in touch with a financial expert who can help you plan accordingly." I knew there had to be a commercial angle to the linked article. Maybe people rationally conclude that hiring
821.
by lutusp 12y ago
> I think you might have just transferred your optimism about math to code instead. To add to your point, if someone begins to doubt the utility of mathematical logic and responds by refocusing his attention from logic to code, he's
822.
by lutusp 12y ago
The title is misleading. The linked chart doesn't measure use of programming languages, but online discussion of programming languages. Suppose a chart showed a decline in online discussion of sex -- would it be rational to assume
823.
by lutusp 12y ago
The chart doesn't measure programming languages, it measures online discussion of programming languages. To support the title's thesis, one would have to prove a connection between uses of programming languages and discussion
824.
by lutusp 12y ago
Maybe at your house.
825.
by lutusp 12y ago
> Reading this story in Hofstadner's GEB destroyed my ability to accept mathematical proofs as "proven". That's too bad, because the anecdote doesn't challenge the basis for mathematical proofs or logical reasoni
826.
by lutusp 12y ago
The breakthrough is in design (and in basic science), not construction. The linked article's author didn't understand what he was reporting.
827.
by lutusp 12y ago
> What if existence is a PLL? A what? A phase locked loop? That's just a very reliable way to lock one oscillator to another, it's not a method to produce repetition. More here: http://arachnoid.com/phase_locked
828.
by lutusp 12y ago
Quote: "But new research claims the star would lose too much mass and wouldn't be able to form a black hole" 1. It's not research, it's mathematical speculation with no empirical evidence. 2. This theory leaves the
829.
by lutusp 12y ago
Here's how I remember my part of the linked story (I was active in Apple II development in those days). After my program Apple Writer ( http://en.wikipedia.org/wiki/Apple_Writer ) became a best-seller and the IBM PC
830.
by lutusp 12y ago
Sure, before I knew how to write maintainable code. Before I cared to understand my own code months later. My first best-seller was Apple Writer (1979) ( http://en.wikipedia.org/wiki/Apple_Writer ), written in assembly l
831.
by lutusp 12y ago
Not the OP, but my advice is never to reveal their ages when online.
832.
by lutusp 12y ago
Not true. In such a case, stealing is defined as taking credit for something you didn't create. It's the same with open-source -- people are happy to give their code away, but only so long as their name and copyright credit remain
833.
by lutusp 12y ago
> They're written in the style that Carmack describes, and I have methods that span more than 1k lines of code. I don't think that's the kind of "inlining" being discussed -- to me that's the sign of a progr
834.
by lutusp 12y ago
In both cases we're talking about someone who has root authority, so the distinction between user and owner is moot.
835.
by lutusp 12y ago
In fairness, when I replied to the parent comment it was much shorter than it is now and worded differently.
836.
by lutusp 12y ago
If they thought about it, they may have come to the conclusion that it was newsworthy enough to outweigh the fact that it's obvious clickbait. If I were a parent I would want to read it, and had it not been published, I might have thou
837.
by lutusp 12y ago
I'm sure you've heard the saying that one death is a tragedy, but a million deaths is a statistic. In this case, even though no one died, someone's perception of reality was mortally wounded, and each reader of the article mi
838.
by lutusp 12y ago
A story linked four times in the past 24 hours: https://hn.algolia.com/?q=fbi+boss+smartphone#!/story/foreve...
839.
by lutusp 12y ago
> What's the “six degrees” question? That depends. Most likely it refers to six degrees of separation, as with the idea that a given person is likely to be connected to every other person on earth by a maximum of six intermediaries.
840.
by lutusp 12y ago
A must-read -- a very sad story of a well-intentioned, highly principled parent, colliding with the modern Internet.

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