## Search found 8012 matches

Wed Jan 09, 2019 2:45 pm UTC
Topic: 2096: "Mattresses"
Replies: 35
Views: 9153

### Re: 2096: "Mattresses"

↶ Very rarely do I not understand an XKCD or think that it doesn't apply to me............. but I have no experiences of mattresses, underwear or post offices in either online adverts or podcasts? Is this an American-only thing, or am I misunderstanding the comic? A lot of podcasts are sponsored by...
Wed Jan 02, 2019 12:28 pm UTC
Topic: 2092: "Consensus New Year"
Replies: 28
Views: 7237

### Re: 2092: "Consensus New Year"

↶ It's striking that only about 15% of the population enters the New Year later than London, despite there being almost half the planet between the Greenwich Meridian and the International Date Line. But the half between the Date Line and Greenwich contains the majority of the land masses, plus the...
Wed Dec 05, 2018 2:01 am UTC
Forum: Coding
Topic: egyptian fractions
Replies: 6
Views: 2832

### Re: egyptian fractions

There is a slight problem that: 1/2 + 1/6 + 1/18 + 1/126 + 1/1008 + 1/39389 + 1/1142281 + 1/164488464 = 12343/16881 ≠ 4131/5627 You should probably double-check your numbers... there's two arithmetic errors in your first line alone. What is the purpose here? Are you just doing this for fun, or do yo...
Sat Oct 27, 2018 6:49 am UTC
Forum: Coding
Topic: avoiding coding "representation errors"
Replies: 20
Views: 12753

### Re: avoiding coding "representation errors"

↶ But surely you should be able to do: \$rawhtml = \$safestart+\$safemiddle+\$safeend; \$safehtml = clean(\$rawhtml); assuming you have a clean() function that does the proper escaping for the kind of HTML you need at that point, no? But how does your clean() function tell the difference between a good t...
Thu Oct 25, 2018 2:11 am UTC
Forum: Coding
Topic: What does this MATLAB code do?
Replies: 4
Views: 4134

### Re: What does this MATLAB code do?

Judging mostly based on the variable names, I'm guessing it's some sort of confidence interval calculation... Like, say you do a test 100 times, and get 75 successes. The thing you're testing probably has a probability of success somewhere around 3/4, but you can't be sure exactly where. But if you ...
Sat Oct 13, 2018 9:02 am UTC
Forum: Coding
Replies: 18
Views: 9337

### Re: write a C++ please

The forums aren't here to do your homework for you... how about you talk more about what you've tried so far, and what you're getting stuck on?
Sat Oct 13, 2018 5:03 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

It's less a bash feature and more a readline feature, so a lot of different CLIs from the GNU space have that sort of functionality.
Thu Sep 27, 2018 12:46 am UTC
Topic: 2048: "Curve-Fitting"
Replies: 19
Views: 6926

### Re: 2048: "Curve-Fitting"

↶ Is there a trick to the hidden text punchline? Lorentz was in theoretical physics, especially electromagnetism. Cauchy was a civil engineer working on a canal for Napoleon. Neither seem especially disreputable. It's a bit of an ambiguous pronoun, but I think it's supposed to mean that you'd want ...
Sat Sep 08, 2018 12:01 pm UTC
Forum: Computer Science
Topic: a neat picture based on recursive number
Replies: 11
Views: 6382

### Re: a neat picture based on recursive number

Wed Mar 07, 2018 11:58 am UTC
Forum: Computer Science
Topic: If HAL - 9000 Was Alexa
Replies: 1
Views: 4895

### Re: If HAL - 9000 Was Alexa

Just curious, do you plan on posting any threads that aren't just links to your own blog?
Thu Feb 22, 2018 9:41 pm UTC
Forum: Coding
Topic: My Hobby: Working around missing functionality
Replies: 2
Views: 5540

### Re: My Hobby: Working around missing functionality

↶ What's the missing functionality? I was going to guess "waking up to my music", but the speakers are muted. Unless you mean the computer speakers are muted, so the wake-up light plays the bluetooth-to-fm of your playlist, in which case, cool. I presume the computer isn't in their bedroo...
Wed Feb 14, 2018 11:18 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

As noted, it does look like you've re-typed your code here in the forum, rather than copy-pasting the code you're actually trying to run, and I think in the process of re-typing it there's been some typos introduced. So it's hard to tell exactly what errors are contributing to the bug you're experie...
Mon Feb 05, 2018 9:21 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Yeah, there's a lot of different options for how to store a multidimensional array, and they all have their pros and cons. Lists-of-lists (as before) # as comprehension cat = [ [ [ 0 for i in range(3) ] for j in range(5) ] for k in range(3) ] # as a literal cat = [ [ [0, 0, 0], [0, 0, 0], [0, 0, 0],...
Sun Feb 04, 2018 3:58 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

↶ Thanks... I know python is really weird when it comes to white space... Python cares about whitespace for indenting statements, but that's about it. Within a line, or for indenting continuing lines of the same statement, it doesn't really care. Since you're inside the brackets it's all part of on...
Fri Jan 05, 2018 1:03 pm UTC
Forum: The Help Desk
Replies: 3
Views: 5972

### Re: YouTube comment history weirdness

Looks like I get the same behaviour you're describing.

I guess YouTube is a buggy mess? I mean that isn't that surprising.
Wed Dec 27, 2017 11:15 am UTC
Forum: Coding
Topic: What sort of language do you think was used to make Xcom Apocalypse?
Replies: 26
Views: 13711

### Re: What sort of language do you think was used to make Xcom Apocalypse?

This is going to be more of a general art advice post, than anything technical... but this is a very important discussion of advice for this , it's about 15 minutes long but I highly recommend listening to the whole thing. For which the jist is: make something , and get it done. Don't spend forever ...
Mon Oct 30, 2017 2:03 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Possible confounding factor here being that 30 Jan 1918 on the Gregorian calendar was a Thursday... but, 30 Jan 1918 on the Julian calendar was a Wednesday, so Russia had a Wednesday followed by a Thursday, nothing unusual there, just the actual date did weird things. There are also cases where a pl...
Fri Sep 22, 2017 12:27 am UTC
Forum: The Help Desk
Topic: Wipe a folder from Android menu
Replies: 10
Views: 6671

### Re: Wipe a folder from Android menu

This is the Help Desk, remember... please, less debates about filesystems, more actually answering the OP's question.

If you want to have a discussion about the finer points of phone filesystems, take that to RW.
Wed Sep 20, 2017 4:17 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Xeio wrote:
It's weird when I'm reading the spec docs for the SWF file format.

Or... you could not?

Have you considered... just... not?
Mon Sep 04, 2017 1:20 am UTC
Forum: Coding
Topic: View XKCD from a terminal.
Replies: 5
Views: 9884

### Re: View XKCD from a terminal.

Clearly the obvious solution to that is to combine aalib with some sort of OCR, so that text in the original comic comes out as readable text in the terminal, but the drawings in the comic get the normal aalib treatment.

I'm sure such a plan will be simple and have no possible drawbacks.
Fri Sep 01, 2017 1:18 pm UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15152
Views: 2669443

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

To be fair: less "unpublished novels" and more random musings, works in progress, snippets of things, backlogged ideas... stuff that likely never would have seen the light of day even if the man had lived to be a million. Or if they would, they'd be very different than what you'd find by c...
Mon Aug 07, 2017 2:12 pm UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Is the goal here to allow people to enter arbitrary expressions in the config file? Or are you just trying to make it so they can enter numbers/strings/etc and have it load in as the appropriate types? Because in the latter case, it's probably going to be a lot cleaner to just read the values in as ...
Thu Aug 03, 2017 12:27 am UTC
Forum: News & Articles
Replies: 6978
Views: 1140756

The idea that the statute of limitations can expire while the crime is still in progress is baffling to me.
Sat Jul 22, 2017 10:08 am UTC
Forum: Religious Wars
Topic: Graph theory terminology
Replies: 16
Views: 11548

### Re: Graph theory terminology

Vertopodes.
Tue Jul 18, 2017 9:50 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

But really, the ideal solution is to take full-motion video, convert it to GIF, and then take that resulting GIF and convert that to MP4. Because the dithering patterns from dropping to 256-colour do great things to MPEG compression. At least Twitter lets you upload actual MP4s and skip that whole s...
Sat Jun 24, 2017 11:47 pm UTC
Forum: Religious Wars
Topic: Spaces in paths & filenames
Replies: 45
Views: 18224

### Re: Spaces in paths & filenames

Yeah, but that would require me to think ahead, and type an opening quote mark before getting into this mess...
Sat Jun 24, 2017 1:41 pm UTC
Forum: Religious Wars
Topic: Spaces in paths & filenames
Replies: 45
Views: 18224

### Re: Spaces in paths & filenames

The one thing I try to avoid is having the names of two files be the same except for something after a space... so like "foo" and "foo bar"... because now to access "foo bar" from the CLI using tab-completion, I type "f[tab]" and it gives me foo, and now I hav...
Tue May 23, 2017 11:01 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Even better. As you guessed, Javascript will automatically add a semicolon at the end of a line if it makes syntactic sense. But then the brace becomes the start of a block statement, not the start of an object literal. Inside that block is the (useless) label "foo", on the (pointless) sta...
Fri May 19, 2017 11:05 am UTC
Forum: Site/Forum issues
Replies: 5
Views: 6855

There is an edge case with the remember-me login thing that happens sometimes. It can happen if your session cookie expires, and then when you come back, you load two pages at once. So for instance, maybe you left the forum open for a while, your session expired, and you click two links quickly. Or ...
Thu Apr 27, 2017 12:54 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Seen floating around Twitter: Compiling C to x86 using only printable ASCII.

Learn how to program a computer when you aren't allowed to use MOV. Or backward jumps.
Fri Apr 21, 2017 10:39 am UTC
Forum: Computer Science
Topic: Logic for why NP is not closed under complement?
Replies: 2
Views: 7847

### Re: Logic for why NP is not closed under complement?

OK, so it's been a while since I've dabbled in complexity theory so I'm a bit rusty, and I hit up Wikipedia for a quick refresher, and it helpfully says: Every deterministic complexity class is closed under complement, because one can simply add a last step to the algorithm which reverses the answer...
Sun Apr 16, 2017 5:15 am UTC
Forum: News & Articles
Topic: In other news... (humorous news items)
Replies: 15152
Views: 2669443

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

Coyne wrote:
The requests would all be identical, right down to voice, inflection and timing. Could Google have technology that detects such problems and automatically defeats them?

Thu Apr 13, 2017 1:55 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

ahammel wrote:Anyway: the good news is that I found a tool to statically find import cycles. The bad news that the dependency cycle in question is 41 modules long.

Godspeed, brave warrior...
Wed Apr 12, 2017 12:07 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

↶ Node's handling of cyclic dependencies is probably the most maddening language feature I've ever had to deal with. "Surprise! That function is suddenly undefined! Good luck figuring out why." That sounds very similar to the way it works in Python ... except for that word "copy"...
Sat Apr 08, 2017 6:45 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

In that case, why all the messing around with subclasses and whatnot? Why do you need separate UnboundObj and BoundObj? Can't you just have SomeObj which has an unbind method, and if you call it while it isn't bound, it does nothing or raises an exception or whatever? What's the benefit in making it...
Fri Apr 07, 2017 11:43 pm UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

I don't think there's a good reason to be messing with __class__ here (or almost ever, really)... if you really wanted to do it that way, you could just set obj.unbind = lambda: binder().remove(obj) and then in remove just del obj.unbind Basically the only advantage of the automatic-subclassing stuf...
Sun Apr 02, 2017 2:00 pm UTC
Forum: Computer Science
Replies: 120
Views: 64338

(Very rough pseudocode...) for path in sys.path: for file in os.walk(path): __import__(file) for o in gc.get_objects(): if isinstance(o, types.FunctionType): try: o(seq) etc Every function. Who cares where it came from. Also, to go back a step... I've never seen "log² x" to mean "(log...
Wed Mar 29, 2017 1:05 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

When I took CS theory, they called them "formal parameters" and "actual parameters", but they also said that "parameters" vs "arguments" gets some use.
Sat Mar 25, 2017 1:47 am UTC
Forum: Coding
Topic: Coding: Fleeting Thoughts
Replies: 9990
Views: 2008891

### Re: Coding: Fleeting Thoughts

Yeah, as Xenomortis alludes, the magic word here is single dispatch ... which method is actually called is based on the actual runtime type of the "this" parameter (ie: calling overridden methods in subclasses) but all of the other parameters are bound statically based off their declared t...
Wed Feb 15, 2017 11:09 pm UTC