dxbydt

71 ms·

661.
by dxbydt 14y ago
>I have to disagree strongly with this statement Dude, you can disagree all day long. You have no locus standi - you were the employer, not the employee. One of these days, the shoe => other foot, and then you can tell me if it suck
662.
by dxbydt 14y ago
> "First of all you guys seem to be very morally flexible in general. There needs to be a lot of trust in employer-employee relationships." Tomorrow will be the end of my first 3 months in the Valley, and let me say the one aspect in wh
663.
by dxbydt 14y ago
>All of the advice given at these events are bullshit by this definition. startup founders literally have no idea why things take off and they have no idea why they win So William Goldman wrote an entire book on this very subject - htt
664.
by dxbydt 14y ago
>"Startup School is mostly an exercise in survivorship bias" Life itself is mostly an exercise in survivorship bias. Startup goes into deadpool, you don't hear about it. Similarly, John Doe dies, and nobody ( other than his family &
665.
by dxbydt 14y ago
You know, this is why I keep coming back to hn ..even the comedy is mindblowing.
666.
by dxbydt 14y ago
> most people don't want to run their own business no matter how safe you make it. I've spent the last few years encouraging people around me to start or run or improve their businesses, but so many of them ... don't want to deal with a
667.
by dxbydt 14y ago
I don't know what you are talking about. The Daily Show is not comedy. Its where everybody under the age of 30 gets the news from. Fox News - now that's comedy. Seriously, they crack me up. And if you want tragedy, there's always MSNBC. CNN
668.
by dxbydt 14y ago
Very cool! But I just clicked the up arrow a bunch if times and got out of the screen entirely! Then I waited a couple of minutes & I had 6 digit scores.
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by dxbydt 14y ago
There is nothing astronaut-ty or theoretical about microkernels. For eg, QNX is a fairly successful, practical microkernel, its what your BlackBerry runs on. If anything, microkernels are one of the most practical ways to approach OS design
670.
by dxbydt 14y ago
I am genuinely curious how anything technically superior ever gets a chance in this concocted world of yours. Clearly, you prize "less friction among humans" above all else. So given a choice between a clearly flawed technical solution ( sa
671.
by dxbydt 14y ago
oh its a vivek wadhwa piece...if vivek says the sun rises from the east, i'm much more likely to believe it must be the west. vivek periodically writes these half baked partisan anecdote-ridden pieces & calls it "research"....as a forme
672.
by dxbydt 14y ago
Bret has written an amazing article, but the world he inhabits is soooooooooo far away I can't ever imagine getting there in my lifetime. As it stands, programming is barely 2-3 levels of abstraction above shoving bits in registers...some
673.
by dxbydt 14y ago
>For road navigation you might precompute the shortest path between every pair of interstate highway exits in the USA like this paper is doing. Oh, so they are populating a lookup table, not for the entire nodeset but just the tuples de
674.
by dxbydt 14y ago
The article has a section on the math used in Google Maps, which points to http://algo2.iti.kit.edu/schultes/hwy/esaHwyHierarchies.pdf which says - there are 24 million places in the USA, connected by 29 million roads. You need 4 hours 15
675.
by dxbydt 14y ago
intersections are nonsexy. ask the hawkers who ply their wares at intersections. not only do they have to deal with traffic from the north, there is a constant barrage of traffic from the south, not to mention the incessant traffic from th
676.
by dxbydt 14y ago
>what made you accept the offer on such a short notice? I was the first hire with good equity...so I guess I was just plain greedy and not thinking straight. Or maybe it was the boredom that comes from working at a safe job in a bank...
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by dxbydt 14y ago
Agree, 4 days is absolutely remarkable. But its much better to take a long time and do it right, than to fall in love with the candidate and screw everything up afterwards. I recently had an absolutely excruciating experience after a startu
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by dxbydt 14y ago
It was 10 dollars for a month's access to a few MB of cleaned up csv historical option prices of a specific ticker. And that's how resellers work - you pay exactly for what you want. Nobody's saying you have to pay 360000, like the other po
679.
by dxbydt 14y ago
> You can't do pattern matching or whatever without access to the data... If you want "access to the data", you can get a firehose subscription from gnip.com or datasift.com I once built an elaborate options pricer, only to find that my
680.
by dxbydt 14y ago
>>I ask because my brain really cant absorb too many languages, and I want to make some kind of pseudo-optimal choice Am in the same boat. I moved to SF permanently 2 months back, after 15+ years in the east coast. Decided to pick
681.
by dxbydt 14y ago
Regarding implementation, he says "All the algorithms are straightforward. How might you implement them? You’ll first want to choose data structures for each of the three coordinate systems. I recommend keeping it very simple and transparen
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by dxbydt 14y ago
Did some profiling with gliders using Conway's rules. To compute the next generation of 100 gliders takes 480 ms To compute the next generation of 1000 gliders takes 5 s. So, scales linearly. stepper( nbrs _, List(3).contains _, List
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Conway's Game of Life in Scala ( and Clojure )(jasq.org)
4 points by dxbydt 14y ago|2 comments
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by dxbydt 14y ago
Upvoted. Took me just a while to figure that one out.
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by dxbydt 14y ago
This is not a "Finance App". It's an expense tracker. It manages your personal finances. A Finance App would be Bloomberg Mobile (on Android, IPhone) - it tracks equities, commodities, bonds, currencies & futures + news reports on every
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by dxbydt 14y ago
>if you can mathematically describe and analyze this set of periodic curves, then you have also described and can analyze the prime numbers. Dude, no offense, you are really making stuff up. The periodicity has to to with the divisors o
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by dxbydt 14y ago
Yeah, it took me a while to sadly realize this visualization tells us nothing useful about primes. otoh, it does tell us a lot about composites. Hover on 29. The pattern is completely useless - you get one wave of period 29, and the other w
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by dxbydt 14y ago
Dude, thanks for linking to Dr. Keith Devlin's column. Probably the only thing I read religiously in the MAA. BMI is just one of several mistakes attributed to the great mathematician Quetelet. You can credibly implicate Quetelet for a vari
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by dxbydt 14y ago
> Symbolics...was simply an example of a Lisp system done well Gratuitous reference: http://news.ycombinator.com/item?id=80662 (checkout pg's first comment on that post ) Symbolics was the future. CS has in many ways regressed since
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by dxbydt 14y ago
You use unsafe.putLong(), unsafe.putByte(), unsafe.putInt() to directly store a value into a given memory address. You then use unsafe.getLong() etc to directly read those values back from memory. This get you native C-like performance of o

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