Search found 7428 matches

by Zamfir
Tue Nov 06, 2018 7:24 am UTC
Forum: News & Articles
Topic: The Darker Side of the News
Replies: 4625
Views: 723245

Re: The Darker Side of the News

The letter itself says " [CECC] Chairs Lead Bipartisan Letter Urging Administration to Sanction Chinese Officials Complicit in Xinjiang Abuses". The republicans mentioned above are those chairs, presumably because they represent the majorities. I suppose it's a shared understanding that Ea...
by Zamfir
Fri Nov 02, 2018 10:35 am UTC
Forum: Mathematics
Topic: How to find confidence interval for vector-valued function?
Replies: 5
Views: 3566

Re: How to find confidence interval for vector-valued function?

I think I have worked out the math here, but please check... You have some process that draws a sample x from a random variable X with unknown distribution (more on this later) This is your reagent. Your reaction products are drawn from a k-valued random variable Y. For a given reagent sample x, Y i...
by Zamfir
Wed Oct 31, 2018 12:00 pm UTC
Forum: Serious Business
Topic: Ethics of Research
Replies: 76
Views: 20331

Re: Ethics of Research

doogly wrote:
Tyndmyr wrote: The mere fact that something is virtuous doesn't obligate people to do it.

Yeah we'll see how kindly the octopuses take to that position once they come into their power.

I though lobsters were the ethical example of the moment.
by Zamfir
Mon Oct 29, 2018 10:29 am UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15151
Views: 2664140

Re: In other news... (humorous news items)

Seriously, I don't think that plays any role when buying jet fighters for Belgium. They assume that any foreseeable self-defense will be fought as junior partners, in NATO or something resembling NATO. There is no realistic scenario where a few dozen f35s make a difference to Belgium's ability to de...
by Zamfir
Mon Oct 29, 2018 8:28 am UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15151
Views: 2664140

Re: In other news... (humorous news items)

It's a few percent of all the total effort- not enough to change outcomes, and not enough to give Belgium itself a say in what happens. As a thought experiment: Instead of flying F16s, Belgium just sends a yearly donation to the US to run a few extra squadrons for wars like Syria. The US can presuma...
by Zamfir
Fri Oct 26, 2018 3:41 pm UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15151
Views: 2664140

Re: In other news... (humorous news items)

Yeah, I read ijuin "anti ground" as bombing, not as shooting people from the sky. The F35 for the latter seems more internal politics of the US DoD then anything else. Bombing is an important capability for a country like Belgiumshooting not so much. International diplomacy requires that y...
by Zamfir
Fri Oct 26, 2018 11:49 am UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15151
Views: 2664140

Re: In other news... (humorous news items)

The problem with having an all-in-one aircraft is that the mission requirements for anti-ground and air interception are mutually opposed. I am not sure if that is true? After all, the original teen-series fighters turned out to be capable multi-role fighters. Covering interception, air superiority...
by Zamfir
Fri Oct 26, 2018 7:49 am UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

Soupspoon wrote:This is something a liberal¹ said. Sang. Sort of.

Nowadays, it was sort-of-sang by Facebook's Vice President For Global Affairs And Communication.
by Zamfir
Thu Oct 18, 2018 6:31 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

At least we know what skill he had to maintain his business empire. Tax evasion. I remember when zamfir was defending Trump's business acumen. I guess knowing how to game the tax system does count. I'll bite the bullet here and say, yes, aggressive cheating on taxes (and on other things, and other ...
by Zamfir
Thu Oct 18, 2018 2:40 pm UTC
Forum: News & Articles
Topic: The Thread To Remind Me We're Living In The Future
Replies: 1932
Views: 400840

Re: The Thread To Remind Me We're Living In The Future

The chlorine makes all the difference. Luckily, the UK will soon be able to enjoy American-style chicken.
by Zamfir
Tue Oct 16, 2018 6:05 pm UTC
Forum: Science
Topic: Why does dry ice sublimate?
Replies: 12
Views: 4443

Re: Why does dry ice sublimate?

@ phorrest: Yes, the Gibbs potential is the same as Gibbs free energy. It's (enthalpy - temperature * entropy), or (H - T*S) It's basically a particular form of the second law of thermodynamics. When you melt a substance at constant temperature and pressure, you increase its enthalpy by dH. Which me...
by Zamfir
Tue Oct 16, 2018 11:58 am UTC
Forum: Science
Topic: Why does dry ice sublimate?
Replies: 12
Views: 4443

Re: Why does dry ice sublimate?

This picture is at least part of what you're looking for: http://casey.brown.edu/chemistry/misspelled-researh/crp/Edu/Documents/00_Chem201/images/Minima_of_the_Gibbs_potential_.gif In general, you find a substance on the lowest value for the gibbs energy (H- TS). On this graph, the lowest value is o...
by Zamfir
Fri Oct 12, 2018 1:02 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

It s interesting, in this context, to think about gentrification of urban neighbourhoods. That's not so different from attachment to the land or the soil. People in general have a connection with their physical surroundings that goes beyond simple utility, that's not restricted to scottish highlande...
by Zamfir
Fri Oct 12, 2018 10:33 am UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

This view is very deeply mired in specific cultural assumptions. In particular it assumes that a state of being disconnected from your land and its history is healthy and normal (note that I'm talking about land, not nations :- rocks and soil, rivers and mountains, forests and lakes); and that a st...
by Zamfir
Sat Oct 06, 2018 5:28 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2054: "Data Pipeline"
Replies: 30
Views: 6061

Re: 2054: "Data Pipeline"

I'm a structural engineer, and I'm always pissed off when I have to move my work from Excel to Python (usually because of size limitations), because in Excel I can follow the logic line-by-line in a convenient tabular format, where when I have Python chewing on it I have to struggle with the debugg...
by Zamfir
Fri Oct 05, 2018 4:14 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

Well, yes. More generally, it's because warfare implies a "them" that the "us" needs to be protected from. That's what borders are about. In this case, its very much the other way round. The borders came first, only much later grew the two sides into different groups. Thats how ...
by Zamfir
Fri Oct 05, 2018 2:47 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

Does that distinction really matter here? Even if no private property were to exist, I'd have to assume it would be up to the existing community to decide who gets to join said community. Does the decision between "owner" and "decision maker" really make a difference with the an...
by Zamfir
Fri Oct 05, 2018 10:06 am UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

@Phorrest: It's a question-begging metaphor. Sure, if a country is like a private house owned by the citizens, then you can draw such conclusions. But there is nothing obvious about that. Its a debatable whether a country is a like a house,or to what extent, and whether it should be. To give an exam...
by Zamfir
Thu Oct 04, 2018 5:20 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2054: "Data Pipeline"
Replies: 30
Views: 6061

Re: 2054: "Data Pipeline"

Nah, there are lots of people who make competent use of excel, but who could not write a simple script, let alone some server-based app with all the surrounding complications.
by Zamfir
Thu Oct 04, 2018 4:09 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2054: "Data Pipeline"
Replies: 30
Views: 6061

Re: 2054: "Data Pipeline"

If it works, that would be fine. But it's going to break, like the comic says. And then it's a black box.

Programming people underestimate this power of excel: regular people understand it.
by Zamfir
Thu Oct 04, 2018 3:01 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2054: "Data Pipeline"
Replies: 30
Views: 6061

Re: 2054: "Data Pipeline"

I once stumbled on the following, written by some seemingly sane and highly respected venture capital guy: The example I often give here is of a VP of Something or Other in a big company who every month downloads data from an internal system into a CSV, imports that into Excel and makes charts, past...
by Zamfir
Thu Oct 04, 2018 2:20 pm UTC
Forum: Science
Topic: How to calculate the surface tension between water and pure oxygen gas
Replies: 5
Views: 3943

Re: How to calculate the surface tension between water and pure oxygen gas

Surface tension depends (almost) only on the liquid. For example, water in vacuum has almost the same surface tension as water in air.
by Zamfir
Tue Oct 02, 2018 6:01 pm UTC
Forum: News & Articles
Topic: The Darker Side of the News
Replies: 4625
Views: 723245

Re: The Darker Side of the News

Good to push for a citation, it turns out the story was about Ivanka and I misremembered. Read the story anyway, it gives an interesting view . You could hire Trump to lie on your behalf, including scheduled lies from his children. Not even that expensive, for a supposed billionaire... http://www.la...
by Zamfir
Tue Oct 02, 2018 3:57 pm UTC
Forum: News & Articles
Topic: The Darker Side of the News
Replies: 4625
Views: 723245

Re: The Darker Side of the News

There was an anecdote with Melania in it that I found telling: The background was some Trump-branded time-share apartment project that had gone bankrupt, with people losing their substantially downpayments. People were amazed - how could the richest man in the world go bankrupt? Turned out, the proj...
by Zamfir
Tue Oct 02, 2018 10:04 am UTC
Forum: News & Articles
Topic: British EU referendum in June [update: Leave wins 52% - 48%, politics ensue]
Replies: 1475
Views: 254959

Re: British EU referendum in June [update: Leave wins 52% - 48%, politics ensue]

On the one hand, you can see how the Brexiteers see it as a relatively minor point in the bigger picture, If its such a minor point, then it can't be hard to give the EU a plan... but AFAICT tell, the plan is "we'll do something smart with cameras, and its going to work because we're British. ...
by Zamfir
Thu Sep 27, 2018 9:30 pm UTC
Forum: Serious Business
Topic: Class vs class
Replies: 81
Views: 21128

Re: Class vs class

I don't quite get your hostility, based on the examples you give. I understand why you personally might not get along with bragging, loudmouths. But I don't understand why that makes the described people so bad, beyond a difference in tastes.
by Zamfir
Thu Sep 27, 2018 3:35 pm UTC
Forum: Serious Business
Topic: Class vs class
Replies: 81
Views: 21128

Re: Class vs class

The message was not that the system was actually getting fuzzier, to the contrary. More that people always assumed that there used to be a simpler class structure in the past, even though the writers from the past describe the same complexity when describing their contemporary world.
by Zamfir
Thu Sep 27, 2018 2:58 pm UTC
Forum: Serious Business
Topic: Class vs class
Replies: 81
Views: 21128

Re: Class vs class

Yeah, there are many different versions... I once read an interesting book, by someone who had done a study about the textual use of social "class", "rank", and similar concepts in British texts from the last 4 centuries or so. She notes that were many, many different concepts in...
by Zamfir
Thu Sep 27, 2018 1:17 pm UTC
Forum: Serious Business
Topic: Class vs class
Replies: 81
Views: 21128

Re: Class vs class

and in fact is amplified when the target of this disdain is wealthy, so I would not call the distinction I'm trying to make one of class in any reasonable economic sense. Thing is, the stereotype that you are describing is the stereotype of an upstart . Someone who is brassily showing off their new...
by Zamfir
Tue Sep 25, 2018 10:25 am UTC
Forum: Science
Topic: Half full or half empty?
Replies: 41
Views: 9200

Re: Half full or half empty?

...unless you pick a small enough volume that there are no particles in it at all, because your whole volume fits between particles, by which thinking the entire universe is empty, because you can consider the particles to be pointlike in extension and add up tiny volumes between them equivalent to...
by Zamfir
Thu Sep 20, 2018 9:59 am UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

That's what elections are for , right? Voters can decide that a certain politician or party is inflexible and destructive. Or they can look at the very same actions and consider them a spirited pursuit of worthwhile goals. That takes a lot of the pain out of the prisoners dilemma - overly uncooperat...
by Zamfir
Tue Sep 18, 2018 1:55 pm UTC
Forum: News & Articles
Topic: The Darker Side of the News
Replies: 4625
Views: 723245

Re: The Darker Side of the News

About a degree wide
by Zamfir
Tue Sep 18, 2018 11:49 am UTC
Forum: News & Articles
Topic: The Darker Side of the News
Replies: 4625
Views: 723245

Re: The Darker Side of the News

In a typical AA system, the stationary radar 'paints' a strong dorected beam on the target, and the missiles fly towards the reflection of that beam. I am not sure on the details, but I think it's possible that a large aircraft flies in the beam and a missile will follow to the stronger relfection.
by Zamfir
Fri Sep 14, 2018 8:47 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

@CU, a very specific brand of reality TV though. Didnt you talk earlier about charismatic father of the nation figures? Trump was on TV for a decade as a strict-but-just patriarch, teaching the kids how to become a great leader like himself.
by Zamfir
Fri Sep 14, 2018 7:57 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

I think that is the core reason for the tweetmanship, and also why it looks so extreme from the outside. He is not fighting a popularity war with the Democratic party about the middle ground of US politics. He is fighting a popularity war with the Republican party about their middle ground. And he c...
by Zamfir
Fri Sep 14, 2018 7:26 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

He's very good at being outrageous, yes -- but I don't think being outrageous is something we should consider to be a "skill". It's not outrageous on its own, it's outrageous combined with self-promotion. Get attention without making a fool out of yourself. Now, it's oh so tempting to say...
by Zamfir
Fri Sep 14, 2018 6:20 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

Like, you could replace Trump with basically any rich white narcissistic dude with paper-thin skin and an allergy for critical thinking or self-awareness, and they'd probably do just as well But they don't do as well. The republican primary was a room full of those, and he laughed them away. There ...
by Zamfir
Fri Sep 14, 2018 2:00 pm UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

I don't think that adds up. There are plenty of rich, white, American men who would love to be president, but don't stand a chance. Trump's Twitter feed is a thing of jealousy for politicians, this level of direct communication to supporters who actually listen. It might be shameless, but it's not i...
by Zamfir
Fri Sep 14, 2018 11:29 am UTC
Forum: Fictional Science
Topic: A dragon confronts the Terasem movement
Replies: 50
Views: 11901

Re: A dragon confronts the Terasem movement

Also, given the potentially unconstrained growth of the Federation's resources, it seems like over the centuries the show spans, people should eventually have made plenty of memory storage. The size of a person doesn't increase, but the amount of stuff the Federation can have built over time could ...
by Zamfir
Fri Sep 14, 2018 10:42 am UTC
Forum: News & Articles
Topic: Trump presidency
Replies: 8717
Views: 890006

Re: Trump presidency

OK, I'l feel dirty about this, but I don't think Trump is completely wrong on this. This 3000 deaths number is not the number that people typically use to describe hurricanes, and people did switch to this alternative measure to put political pressure on Trump. Then again, people want to make Trump ...

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