Search found 506 matches

by Goplat
Sun Dec 28, 2014 2:25 am UTC
Forum: News & Articles
Topic: Gamergate
Replies: 700
Views: 142263

Re: Gamergate

KrytenKoro wrote:On topic of 8chan and the kind of company (besides mra and stormfront) that gamergate keeps:


Did the 2008 McCain campaign join anti-gamergate? First Obama's a terrorist because of his connections with Bill Ayers, now this.
by Goplat
Fri Aug 10, 2012 3:20 pm UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

If you let people have as many children as they please without regard to their finances, then some people will inevitably not be able to pay for them which means either 1) you let the children starve or 2) the government pays for them, so people who do nothing but have children have a higher evolut...
by Goplat
Fri Aug 10, 2012 3:24 am UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

$235k is an absurd figure unless you think every child needs to live in a separate house or something. According to the US poverty line, supporting a child costs $3,960/yr, for a total cost of $71,280 to adulthood. That $235k is an actual, averaged cost Right, so it's mainly driven by the 1% sendin...
by Goplat
Thu Aug 09, 2012 10:22 pm UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

Ohnos, working for minimum wage doesn't let you get everything you want right away ; the horror. ...or things that provide basic functionality, such as a small apartment, food, and a telephone. This is all contingent on the assumption of a guaranteed minimum income. I never said that people earning...
by Goplat
Thu Aug 09, 2012 10:04 pm UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

$235k is an absurd figure unless you think every child needs to live in a separate house or something. According to the US poverty line, supporting a child costs $3,960/yr, for a total cost of $71,280 to adulthood. It's perfectly plausible that a couple can save up $36k each before becoming inferti...
by Goplat
Thu Aug 09, 2012 8:21 pm UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

If this is a problem, there's no need that "removal from the gene pool" be done by depriving necessities to people who are unfortunate enough not to have skills in high demand. It could easily be fixed by instituting a requirement that to have children, parents must first pay the governme...
by Goplat
Thu Aug 09, 2012 7:17 pm UTC
Forum: Serious Business
Topic: Welfare and minimum wage
Replies: 104
Views: 14965

Re: Welfare and minimum wage

However, from say, an evolutionary perspective, removal from the gene pool, often by lack of necessities, is actually pretty important. What happens if you remove that, and is it desirable? The first effect that pops to mind is reproductive frequency becoming the dominant form of selection if there...
by Goplat
Mon Jun 04, 2012 1:01 am UTC
Forum: News & Articles
Topic: Where Microsoft is now becoming even more monopolistic
Replies: 70
Views: 7357

Re: Where Microsoft is now becoming even more monopolistic

And I should reiterate, if a virus is capable of compromising my boot sector, it has already compromised another part of the system. I think you're failing to understand what I'm explaining. Those base-system security holes are going to exist no matter what. Microsoft could spend the next 10 years ...
by Goplat
Mon May 28, 2012 4:58 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1061: "EST"
Replies: 128
Views: 42691

Re: 1061: "EST"

At least it's not as bad as Universal Coordinated Time, in which it's impossible to predict whether a given day will contain a "leap second" or not.
by Goplat
Sat May 26, 2012 7:04 pm UTC
Forum: News & Articles
Topic: Woman falsely accuses man of rape, admits it 5 years later
Replies: 184
Views: 21358

Re: Woman falsely accuses man of rape, admits it 5 years lat

Slander and Perjury worse than rape? I'm not saying it is acceptable but rape is arguably the most horrific offence perhaps only murder is worse. I think you'll find that the idea under discussion is actually ensuring a man is falsely imprisoned for years, subject to abuse in prison (both sexual an...
by Goplat
Sun May 20, 2012 7:13 pm UTC
Forum: Coding
Topic: Was I too harsh?
Replies: 167
Views: 41651

Re: Was I too harsh?

As for implementing reverse , it's pretty fundamental. Yes, nobody ever does it except for practice, but there's a reason it's an interview question, isn't there? Every CS grad knows linked lists and how they're implemented. It shouldn't take more than a few seconds of thought for a competent progr...
by Goplat
Sat May 05, 2012 5:52 pm UTC
Forum: Coding
Topic: Automatically upload a file from the hard drive?
Replies: 5
Views: 1896

Re: Automatically upload a file from the hard drive?

Hello, all. I've been presented with a rather interesting conundrum: I'm writing a web app that lets users upload files from a digital camera's SD card. Naturally, I could have the user, through the file upload dialog, select individual files and upload them. This is less than ideal for multiple fi...
by Goplat
Fri May 04, 2012 11:04 pm UTC
Forum: Computer Science
Topic: Invariant For Nested Loop in Matrix Program
Replies: 5
Views: 3822

Re: Invariant For Nested Loop in Matrix Program

There's nothing special about nested loops; the inner loop is just another statement.
by Goplat
Wed May 02, 2012 10:55 pm UTC
Forum: Computer Science
Topic: Invariant For Nested Loop in Matrix Program
Replies: 5
Views: 3822

Re: Invariant For Nested Loop in Matrix Program

Can you explain more why you prefer while-loop than for-loop? i.e why the loop invariant will be not clear if we use for-loop? The body of a for loop will not actually preserve a useful invariant by itself. The body combined with the (implied) increment of the loop variable does: -- C(i,j) is zero ...
by Goplat
Wed May 02, 2012 4:15 am UTC
Forum: Computer Science
Topic: Invariant For Nested Loop in Matrix Program
Replies: 5
Views: 3822

Re: Invariant For Nested Loop in Matrix Program

With a for loop, it's not clear whether the loop invariant should be defined as being true before the variable gets incremented, or after. So let's use more traditional Hoare-logic syntax and turn it into a while loop: k := 0; while k ≠ n do k := k + 1; C(i,j) := A(i,k) * B(k,j) + C(i,j) done What w...
by Goplat
Sun Apr 29, 2012 4:55 am UTC
Forum: General
Topic: ITT: We make xkcd slightly worse.
Replies: 8651
Views: 1639942

Re: ITT: We make xkcd slightly worse.

It had to be done:
emotions.png
Don't tell me you didn't think the same thing when you saw the big section starting in late 2010.
by Goplat
Fri Apr 27, 2012 7:12 pm UTC
Forum: Computer Science
Topic: Time to finish route heuristic problem
Replies: 21
Views: 4803

Re: Time to finish route heuristic problem

Then there shouldn't be any difference between the following? savepts = set((12, 23, 34, 45, 56, 67, 78, 89)) # Uniform spacing, first point at 12, last point 11 away savepts = set((11, 22, 33, 44, 55, 66, 77, 88)) # Uniform spacing, first point at 11, last point 12 away When I increase the number ...
by Goplat
Thu Apr 26, 2012 7:56 pm UTC
Forum: Computer Science
Topic: Time to finish route heuristic problem
Replies: 21
Views: 4803

Re: Time to finish route heuristic problem

There's no difference between e.g. a 0-to-20 segment and an 80-to-100 segment. Sure there there is. The 80-100 segment is closer to the overall goal, making the expected value of creating a save point on any node in it less than the expected value of creating a save point on any node in the earlier...
by Goplat
Tue Apr 24, 2012 5:48 pm UTC
Forum: Computer Science
Topic: Time to finish route heuristic problem
Replies: 21
Views: 4803

Re: Time to finish route heuristic problem

@Goplat, that policy is non-optimal. The closer you are to the destination, the less often you should make your current location the save point. There's no difference between e.g. a 0-to-20 segment and an 80-to-100 segment. A segment of a particular length takes the same expected time to complete s...
by Goplat
Tue Apr 24, 2012 5:50 am UTC
Forum: Computer Science
Topic: Time to finish route heuristic problem
Replies: 21
Views: 4803

Re: Time to finish route heuristic problem

NINJA'd by Goplat - but he seems to be working solely from a "Save once and once only" standpoint, whereas I'm assuming an arbitrary number of saves. See below: Actually, I assume saving with a fixed period (every L steps). This may not be quite optimal if L doesn't divide evenly into X (...
by Goplat
Tue Apr 24, 2012 5:12 am UTC
Forum: Computer Science
Topic: Time to finish route heuristic problem
Replies: 21
Views: 4803

Re: Time to finish route heuristic problem

Suppose your policy is to move point A once you've moved by L steps. The probability of making it at least S steps in an individual attempt without getting sent back (0 <= S <= L) is (1-Y) S , so the average number of steps made per attempt is 1 + (1-Y) + (1-Y) 2 + ... + (1-Y) L-1 , which can be rew...
by Goplat
Fri Apr 20, 2012 1:59 am UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

No it is not repugnant at all. The society you described is better off with those crappy-living people, even if they had added 0 rather than a slight bit to the utility of the well-off people. Maybe it's not repugnant under some technical definition, but it meets the English language's meaning of t...
by Goplat
Fri Apr 20, 2012 1:17 am UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

The repugnant conclusion does rely on adding people whose existence harms the previous people. You start with a few well off people, then you add a few people, then you reduce the utility of the well off people and increase the utility of the new people until they are equal. The new people have har...
by Goplat
Thu Apr 19, 2012 10:54 pm UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

If you're speaking from personal experience, in that you truly think that life is a burden and the only reason not to end it is how it would make others feel, I strongly encourage you to seek help. I am not a doctor, but that sounds like you may have a serious condition. I see you're trying to unde...
by Goplat
Thu Apr 19, 2012 7:41 pm UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

Being born as a human is a burden, not a gift. I find this hard to reconcile with the commonness of human happiness and the infrequency of human suicides. Humans generally aren't happy, at least not compared to animals whose instincts are aligned with what they need to do to survive (who thus get s...
by Goplat
Thu Apr 19, 2012 5:11 pm UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

When someone answers the question "many people alive at low standard of living" or "few people alive at high standard of living", typically they do so based on the question of "low standard of living" vs. "high standard of living", when really it should be &q...
by Goplat
Thu Apr 19, 2012 4:33 am UTC
Forum: News & Articles
Topic: Overpopulation Rhetoric is Alarmist and Counterproductive
Replies: 286
Views: 33792

Re: Overpopulation Rhetoric is Alarmist and Counterproductiv

Are you accounting for the chance you won't be alive under the latter? You're implying that the only way overpopulation can be solved is by killing existing people. That's a straw man, nobody seriously proposes that. The economically correct solution to overpopulation is to address the fact that a ...
by Goplat
Thu Apr 05, 2012 4:57 am UTC
Forum: Logic Puzzles
Topic: Can you solve it?
Replies: 4
Views: 2612

Re: Can you solve it?

Shouldn't that 20 be an 18?
by Goplat
Wed Apr 04, 2012 2:26 am UTC
Forum: Computer Science
Topic: Possible counter-example to Church Turing Thesis
Replies: 27
Views: 8931

Re: Possible counter-example to Church Turing Thesis

Since when is intelligence evidence of supra-turing computational abilities?? Not only is that speculative, it seems highly improbable (at least to me) One thing an intelligent being can do is solve arbitrary logic puzzles, like the ones posted three forums down from here. One type of logic puzzle ...
by Goplat
Tue Apr 03, 2012 6:05 pm UTC
Forum: Computer Science
Topic: Possible counter-example to Church Turing Thesis
Replies: 27
Views: 8931

Re: Possible counter-example to Church Turing Thesis

Not to mention that there's no evidence that the operations of neurons aren't computable by a Turing machine as well (by less in fact, but we don't need that for this particular case) Actually, there is: Neuron-based life forms have been observed in rare cases to exhibit intelligence. (Since it app...
by Goplat
Tue Apr 03, 2012 5:28 pm UTC
Forum: Computer Science
Topic: Malbolge-T versus binaries
Replies: 15
Views: 4619

Re: Malbolge-T versus binaries

No contest, writing machine code in binary is much easier by far. In fact, that's how people had to program before there were assemblers. Compared to assembly, there are just two added difficulties: ⋅ Having to use opcodes instead of mnemonics. A fair amount of work when you're getting sta...
by Goplat
Tue Mar 20, 2012 6:38 pm UTC
Forum: Computer Science
Topic: Generating savegame names so they appear in sorted order
Replies: 31
Views: 11233

Re: Generating savegame names so they appear in sorted order

Another way is to insert a timestamp in YYYYMMDDhhmm(ss if needed) order. That will break in the year 10000. The guy who started this topic wants a naming convention that would last forever, since he rejects fixed-length zero-padding. You could fix it by using RFC 2550 representation of the year, b...
by Goplat
Tue Mar 20, 2012 3:05 am UTC
Forum: Computer Science
Topic: Generating savegame names so they appear in sorted order
Replies: 31
Views: 11233

Re: Generating savegame names so they appear in sorted order

Assuming letters sort after numbers, you could name your games like this: 1 2 ... 9 A10 A11 ... A99 B100 ... B999 C1000 ... Z999999999999999999999999999 ZA1000000000000000000000000000 ... The prefix is asymptotically only 1/26 the length of the name. If you can't use letters, you could use a number ...
by Goplat
Mon Mar 19, 2012 4:12 am UTC
Forum: Serious Business
Topic: An election system
Replies: 108
Views: 15609

Re: An election system

Range (real, honest range) is, as expected, the best system That's because our metric is how well each system agrees with range voting. And this assumes that these 'preference' numbers are actually meaningful things and comparable between voters, and that optimizing them is what's best for the grou...
by Goplat
Sat Mar 10, 2012 5:53 pm UTC
Forum: Coding
Topic: Output a String from a Subroutine
Replies: 44
Views: 8809

Re: Output a String from a Subroutine

I think we (programmers in general) should have more faith in compilers, they do really good jobs at optimizing. Just compare the result of compiling without any optimization-related flags to something with -O3 -DNDEBUG (or /Ox /DNDEBUG). The difference can be overwhelming (not to mention other opt...
by Goplat
Thu Mar 01, 2012 11:50 pm UTC
Forum: Coding
Topic: Building a secure website.
Replies: 18
Views: 3829

Re: Building a secure website.

On the topic of password storage, if you can, use bcrypt or scrypt. Otherwise iterate SHA256 (or SHA-1 if that's not available). Use a salt of at least 64-bits and aim for a processing time of at least 100ms per password check. This is a ridiculous waste of energy and of the users' time. Of the two...
by Goplat
Tue Feb 28, 2012 4:00 am UTC
Forum: Serious Business
Topic: Right to die.
Replies: 187
Views: 29548

Re: Right to die.

The right not to be prevented from suicide should be the most basic of all rights, together with the right not to be killed. I would love to live in a society where I can cooperate with others to safeguard these rights for each other, and it has been surprising and frustrating for me to realize how...
by Goplat
Sat Feb 18, 2012 1:43 am UTC
Forum: Coding
Topic: map faster at lookup than a sorted vector
Replies: 4
Views: 3957

Re: map faster at lookup than a sorted vector

First of all, that code doesn't even compile :) You can't use two > characters in a row for a template because it'll get parsed as a right shift operator. Maybe some compilers can deal with it, but mine can't. Anyway, the reason vecfind is slower is that mapfind only compares keys, while vecfind com...
by Goplat
Sun Feb 05, 2012 4:50 am UTC
Forum: Logic Puzzles
Topic: Overhanging dominoes
Replies: 9
Views: 4706

Re: Overhanging dominoes

A related, but entirely different in practice, problem is how far over the edge of a desk you can extend a deck of cards. Based on some of the better domino strategies, it should be possible to exceed 3 card lengths. But it's not quite that easy. I doubt one could create much of an overhang at all ...
by Goplat
Sat Jan 07, 2012 1:05 am UTC
Forum: Coding
Topic: Closed form expression for this for loop?
Replies: 12
Views: 3292

Re: Closed form expression for this for loop?

I'm reading some code and there's this one loop that's really bothering me. for (int t = 0; t < n; t++) i += 1 + ((i + 1) % p == 0) ? p : 0; I think that right parenthesis is misplaced - using gcc 4.1.2 at least, + has higher precedence than ?: so the loop statement is just equivalent to "i +=...

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