Viewing profile — randomknowledge

Here is an old video about the Dutch system: https://www.youtube.com/watch?v=FlApbxLz6pA . Looks pretty similar to me.

Personally I would recommend mathematical analysis by Pugh. Goes into as much depth as Rudin, but more approachable and a great selection of exercises.

Reading the article, and then seeing responses posted here, I am starting to think hacker news isn't the place for these kind of discussions. Any time any kind of contentions topic…

For background see: http://en.wikipedia.org/wiki/Colorado_River_Compact . Basically growth of southern cities has meant demand for water from the Colorado river has gone up while r…

The most charitable interpretation of the claim I could think of was that the author meant the few exceptions illustrate why the other companies are moving away from ruby.

Not sure what niche the all wheel drive fills. Most people I know with that kind of vehicle justify it as something they take up to the mountains every winter. While I'm sure it wo…

Remember that everyone above median income is going to end up paying what they receive right back to the government in taxes. Only half the adult population will actually see this …

Here are the 10 rules from his slides, though he goes into a lot more detail in the video (he starts going into the rules at around 14:00): 1. Get good at something Really good. Ge…

"Individual programmers can contribute by writing a compatible duplicate of some Unix utility and giving it to me. For most projects, such part-time distributed work would be very …

I would consider that a success. The free software ecosystem has grown much larger then any one project or organization.

> I have never seen a psychiatrist refer a patient to see a psychologist or a cognitive behavioral therapist, and they have no incentive to really. Plenty do, and there are questio…

The tube is steel, shouldn't be a problem. The electronics are only a small fraction of the cost. It is mostly just the cost of the tube, pylons, and land.

During the bush years "conservatives" [republicans] tended to be more in favour of government surveillance, while "liberals"[democrats] tended to be more opposed. Now that Obama is…

from the article: "The government repeatedly made accusations of terrorism against Anwar — who was also an American citizen — but never charged him with a crime. No court ever revi…

Of course there are details to work out but it is fundamentally a solvable problem. A tax on any coal natural gas or oil should cover most of the bases (per ton of carbon contained…

I guess the take away is that you should keep your essentials on your person while flying. Those items list are all small enough to fit in pockets or unobtrusive bag. Having them r…

Not to mention if the trains are faster you will need fewer trains to transport the same number of people in the same time interval.

I the united states, studies have indicated that food stamps produce an economic return of $1.85 for every dollar spent. I would imagine additional cash spending could have a simil…

The headline was "Men's Biceps Predict Their Political Ideologies" you can't rule out political idealogical in a study about political Ideology. There is a spectrum of belief withi…

Lets see, amongst the poor, blue collar workers (doing manual labour) tend to be more conservative. Amongst the wealthy, feelings of entitlement are correlated with time to go to t…

The rebuttals seem pretty weak. The only substantive criticisms made were already addressed or changed. Most of the "point made" basically amount to name calling.

I agree he could have presented his data better. I also recognize that there is some correlation. None the less, the story was about how averaging can be used to make a correlation…

Okay hows this: unless the author of the original blog post is deliberately deceiving the audience but putting a bunch of points on top of each other then one can tell there is no …

Correlation means how well the points fit on the line. It is unfortunate that the author did not include a regression line or R^2 value but none the less one can tell there is no l…

Hardly. The Lousiana law also made allowance for "supplemental material" on climate change, and Kopplin himself mentioned that "We don't just deny evolution... We are denying clima…