Search found 126 matches

by cryptoengineer
Mon Feb 19, 2018 8:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1957: "2018 CVE List"
Replies: 35
Views: 3933

Re: 1957: "2018 CVE List"

You can factorise primes in O(1) if you know they're primes. Non-primes are trickier to factorise. The "factor primes" item is the slip up that I first noticed, too. I didn't notice "Extploit" in the second line or "mischievious" in the title text. I'm surprised that R...
by cryptoengineer
Wed Nov 15, 2017 8:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1916: "Temperature Preferences"
Replies: 82
Views: 7888

Re: 1916: "Temperature Preferences"

This needs a humidity access.

Post it as a stereo pair.
by cryptoengineer
Wed Sep 27, 2017 6:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1895: "Worrying Scientist Interviews"
Replies: 64
Views: 6423

Re: 1895: "Worrying Scientist Interviews"

Seen recently, and quite far over to the right: Meteorologist.
by cryptoengineer
Thu Sep 21, 2017 1:02 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1891: "Obsolete Technology"
Replies: 63
Views: 7008

Re: 1891: "Obsolete Technology"

Hey! I'm still writing PDP11 code. Was doing some last week, before the chunk of 6809 debugging I'm in the middle of now. Color me impressed. I've never done PDP11 assembler, but I have done PDP-8 and DEC-10 (as well as 6502). About 15 years ago I had a project on a PIC Microcontroller. It shared a...
by cryptoengineer
Wed Sep 20, 2017 8:13 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1892: "USB Cables"
Replies: 40
Views: 5285

Re: 1892: "USB Cables"

Missed:
The white one: Constantly mistaken for iPhone cable.
Edit (of course)
The one that actually is a black iPhone cable.
by cryptoengineer
Tue Sep 19, 2017 9:28 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1891: "Obsolete Technology"
Replies: 63
Views: 7008

Re: 1891: "Obsolete Technology"

If you're in a line of work where you're at a disadvantage because someone is conducting human affairs microseconds faster than you, I think the solution is to find a less silly line of work. As I said, 'You may laugh....' Some people are getting very rich off those microsecond advantages. The wort...
by cryptoengineer
Tue Sep 19, 2017 7:47 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1891: "Obsolete Technology"
Replies: 63
Views: 7008

Re: 1891: "Obsolete Technology"

https://xkcd.com/1891/ Title text: And I can't believe some places still use fax machines. The electrical signals waste so much time going AROUND the Earth when neutrino beams can go straight through Now I have to Google to see if neutrinos can be used to send signals for the internet. That would g...
by cryptoengineer
Fri Sep 08, 2017 12:24 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1887: "Two Down, One to Go"
Replies: 20
Views: 3022

Re: 1887: "Two Down, One to Go"

I'm not sure which TIL is referenced above, but I did once see a truly memorable shower/storm. It was fall of 1999 or 2000 - possibly Leonids (it was cold, but above freezing in MA). There were probably 30-50 per MINUTE visible, enough that you couldn't really mentally process one before another cam...
by cryptoengineer
Fri Sep 01, 2017 1:31 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1883: Supervillain Plan
Replies: 60
Views: 6737

Re: 1883: Supervillain Plan

Time on a spinning planet is messy. Time zones and DST are an imperfect but workable solution. Abolishing them because a few people just can't remember to change their clocks twice a year, or because of a few programmers who can't figure out how to deal with time, that would be insanity. (What kind...
by cryptoengineer
Wed Aug 30, 2017 1:57 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1883: Supervillain Plan
Replies: 60
Views: 6737

Re: 1883: Supervillain Plan

Been there, done that, suffered the insanity...

The classic rant on this issue:

https://www.youtube.com/watch?v=-5wpm-gesOY&t=345s

ce
by cryptoengineer
Wed Aug 16, 2017 5:40 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1877: "Eclipse Science"
Replies: 18
Views: 3375

Re: 1877: "Eclipse Science"

Strongly recommended: Annie Dillard's Classic Essay: 'Total Eclipse' https://www.theatlantic.com/science/archive/2017/08/annie-dillards-total-eclipse/536148/ It's all about the wonder and emotional impact. I'm going to see it, on a cruise liner. I expect about a 50:50 chance of clear skies. Aside fr...
by cryptoengineer
Fri Jul 28, 2017 8:37 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1868: "Eclipse Flights"
Replies: 31
Views: 4211

Re: 1868: "Eclipse Flights"

Wonder how many charter eclipse cruises there are... There's at least one, on Carnival. I'm booked on it. I think I have about a 50:50 chance of seeing a cloudless totality. After all, we're talking about the north Atlantic (near the Bahamas), during hurricane season. The ship will try to steer cle...
by cryptoengineer
Fri Jul 28, 2017 8:32 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1869: "Positive and Negative Reviews"
Replies: 23
Views: 3577

Re: 1869: "Positive and Negative Reviews"

This made a lot more sense after I read the names of the reviewers.
by cryptoengineer
Thu May 25, 2017 3:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1841: "Who?"
Replies: 29
Views: 4218

Re: 1841: "Who?"

Yet another "This Is Me. Every Goddam Day." entry. Its called 'Anomia', the inability to remember the names of things. For me, it especially applies to people's names. I can remember a person's appearance, and their role, but hooking it up with a name requires a hell of a lot of repetition...
by cryptoengineer
Wed Apr 05, 2017 2:43 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1820: "Security Advice"
Replies: 36
Views: 7638

Re: 1820: "Security Advice"

Two Factor Smoke Detectors are actually a thing. There are two main sensor technologies for smoke alarms Photoelectric, good for smokey smouldering fires Ionization, good for flame detection. Ideally, you should have both. Some manufacturers, such as Kidde, have dual systems which have both sensors ...
by cryptoengineer
Sun Feb 19, 2017 4:15 am UTC
Forum: What If?
Topic: What-if 0153: "Hide the Atmosphere"
Replies: 46
Views: 14820

Re: What-if 0153: "Hide the Atmosphere"

When I saw "Star Wars: The Force Begins", I was struck by exactly this question. The film includes an entire planet which has been converted into a hyper Death Star, including a trench which must be hundreds of miles deep and hundreds of miles across. Quite aside from the 'engineering ...
by cryptoengineer
Mon Aug 08, 2016 3:21 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1717: "Pyramid Honey"
Replies: 55
Views: 11617

Re: 1717: "Pyramid Honey"

Processed (ie, filtered) honey does have an amazingly long shelf life if sealed away from air - many years, even decades. Exposed to air, it is hygroscopic and will pull water out of the atmosphere, eventually becoming dilute enough for yeasts to grow (and make mead :wink: ). What's the mechanism f...
by cryptoengineer
Mon Aug 08, 2016 2:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1717: "Pyramid Honey"
Replies: 55
Views: 11617

Re: 1717: "Pyramid Honey"

Megan's skepticism is well placed. The Smithsonian article (which parrots the notion that edible honey was found in ancient Egyptian tombs), has been traced back and thoroughly debunked. http://the-life-i-read.blogspot.ca/2013/10/gathering-honey-from-weed.html TL,DNR: It turns out that the root refe...
by cryptoengineer
Fri Jul 15, 2016 1:56 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1707: "xkcd Phone 4"
Replies: 39
Views: 7333

Re: 1707: "xkcd Phone 4"

The battery specs are what made me LOL.
ce
by cryptoengineer
Sat Jul 02, 2016 4:04 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1701: "Speed and Danger"
Replies: 62
Views: 9047

Re: 1701: "Speed and Danger"

Maybe the humour is supposed to come from the circumstance that ordinarily, one might expect the three data points "Normal sports", "Nascar" and "Formula One" to be spread out over the scope of a graph like this, but adding "Rocket launches" makes the other t...
by cryptoengineer
Wed Jun 15, 2016 7:51 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1694: "Phishing License"
Replies: 35
Views: 5558

Re: 1694: "Phishing License"

Reminds me of 'Drug Tax Stamps', a real thing in some places, used to ramp up the charges on dealers. https://tax.iowa.gov/iowa-drug-stamp-tax-law http://www.ksrevenue.org/faqs-abcdrugtax.html http://www.henak.net/HenakHome/DrugTax.htm Perhaps 'Phishing without a license' is a particular crime in Cu...
by cryptoengineer
Thu Jun 02, 2016 5:01 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1688: Map Age Guide
Replies: 70
Views: 11889

Re: 1688: Map Age Guide

I've got a real world example of this. In my lodge, there's an old globe, and I'd like to date it. One of the things I know is that it depicts the Orange Free State, which existed from 1854 to 1902. So I know it's at least that old. The lodge was chartered in the late 1850s, and I suspect the globe ...
by cryptoengineer
Thu Jun 02, 2016 1:14 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1688: Map Age Guide
Replies: 70
Views: 11889

Re: 1688: Map Age Guide

wolf99 wrote:So many other books that could epically fit on here: the man in the high castle, the dark tower series

@cellocgw: whats the syrian tower?


I suspect the one in Iraq, in the city now known as Babylon, sometimes known as Babel.

pt
by cryptoengineer
Mon May 23, 2016 9:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1684: Rainbow
Replies: 43
Views: 7327

Re: 1684: Rainbow

I never understood why some people are so arrogant as to think that God owes them an apology. I dunno. Creating imperfect beings and then wiping them out over and over again in the most horrific, terrifying, painful ways imaginable because they are incapable of adhering to your standards is a prett...
by cryptoengineer
Mon Apr 25, 2016 2:34 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1672: "Women on 20s"
Replies: 218
Views: 33480

Re: 1672: "Women on 20s"

[Disclaimer: Not my field of study, but in interested amatuer.] Modifying the images is a security issue, for a couple reasons. 1. Optical bill recognition machines may need to be altered. 2. The images actually contain embedded machine-recognizable information, which is used by color copiers to kno...
by cryptoengineer
Tue Mar 01, 2016 2:29 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1649: "Pipelines"
Replies: 91
Views: 14344

Re: 1649: "Pipelines"

poof312 wrote:We use that damn many Hydrochlorofluorocarbons? I'm surprised...


I'm pretty sure HFCS == High Fructose Corn Syrup
by cryptoengineer
Mon Feb 29, 2016 7:37 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1649: "Pipelines"
Replies: 91
Views: 14344

Re: 1649: "Pipelines"

I'm guesstimating that the printer ink by volume costs more than all the others combined. Any idea how much human milk would cost if you could buy it? I don't think it's that cheap to milk. You just don't know where to shop :-) Reputable banks charge around $4/ounce, which is pretty damn expensive....
by cryptoengineer
Mon Feb 15, 2016 4:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1643: "Degrees"
Replies: 147
Views: 21708

Re: 1643: "Degrees"

It was -0.45 Radians C here yesterday morning.
by cryptoengineer
Fri Feb 12, 2016 7:12 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1642: "Gravitational Waves"
Replies: 43
Views: 8630

Re: 1642: "Gravitational Waves"

Two interesting points: First: The waves detected are two black holes spiraling into each other. The period of the rotation shortens as they get closer, so the frequency of the waves gets higher, but they remains within human hearing range. You can listen to the coalescence here: https://youtu.be/aE...
by cryptoengineer
Fri Feb 05, 2016 6:19 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1639: "To Taste"
Replies: 55
Views: 7844

Re: 1639: "To Taste"

I've been having the same conversation with people at all the dollar stores here lately, in service of my looking for bottled iced teas. At some point I mention that I want the unsweetened types (always in short supply on the shelves) and sweeten them myself, leading to my having to explain that wh...
by cryptoengineer
Fri Jan 22, 2016 8:49 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1633: "Possible Undiscovered Planets"
Replies: 104
Views: 15377

Re: 1633: "Possible undiscovered planets"

How is Randall 10,000km away from the Earth? (Or 5,000km if we assume that's distance from the center of the hypothetical planet.) The same way you are. That's roughly the distance from were you're sitting to the center of the Earth. To be more precise, you're about 6,371 km away, and 249 km more i...
by cryptoengineer
Fri Jan 22, 2016 7:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1633: "Possible Undiscovered Planets"
Replies: 104
Views: 15377

Re: 1633: "Possible undiscovered planets"

The sun, by the way, would be sitting just at the lower end of the letter P starting the label "Planets ruled out because we would see them during the day", if I'm not mistaken. That would work only if the sun were 1 AU in diameter. Its actually about 1.4 million km in diameter, putting i...
by cryptoengineer
Fri Jan 22, 2016 3:06 pm UTC
Forum: What If?
Topic: What-If 0142: "Space Jetta"
Replies: 21
Views: 13477

Re: What-If 0142: "Space Jetta"

Somebody should note that when you try this: http://what-if.xkcd.com/imgs/a/142/launch.png You can get things happening like this . (from "The heavily loaded skip is raised into place as the pin is fixed in place") (brief google doesn't find a convenient short clip of the video, at least ...
by cryptoengineer
Mon Jan 18, 2016 2:52 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1572: "xkcd Survey"
Replies: 366
Views: 108115

Re: 1572: "xkcd Survey"

Better:
(some of us have long memories)
https://www.youtube.com/watch?v=Uy5krCbapEA
by cryptoengineer
Thu Jan 07, 2016 3:50 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1626: "Judgment Day"
Replies: 63
Views: 10018

Re: 1626: "Judgment Day"

Why does Ronald Reagan owe you five pounds? Mutually assured destruction : not to be confused with mutually assured distraction, which is what happens when you send somebody a TVTropes link. You send them on a wild click chase, but you can't resist being sucked down the rabbit hole yourself. The ot...
by cryptoengineer
Wed Jan 06, 2016 2:29 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1626: "Judgment Day"
Replies: 63
Views: 10018

Re: 1626: "Judgment Day"

Am I the only person who wonders if this is a reference to US gun ownership and/or control?
Its heavily in the US news right now.
by cryptoengineer
Wed Dec 16, 2015 3:12 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1617: "Time Capsule"
Replies: 26
Views: 14465

Re: 1617: "Time Capsule"

Munroe lives in the Boston area, and we just had a 'time capsule' moment here. During renovations on the Massachusetts State House, the building's original cornerstone was exposed and the time capsule therein rediscovered. They'd known it was there, but not exactly where. The building's cornerstone ...
by cryptoengineer
Fri Dec 11, 2015 3:08 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1615: "Red Car"
Replies: 73
Views: 13353

Re: 1615: "Red Car"

I did, however, have a bit of a Fridge Logic moment. The "car compensating for small penis" meme isn't really about the car being opposite or complementary in this sense. At least, it's not that a guy drives a big car to compensate for his small dick. Typically the car is smart, fast, pow...
by cryptoengineer
Wed Dec 09, 2015 4:25 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1614: "Kites"
Replies: 28
Views: 7220

Re: 1614: "Kites"

You know what's actually really good? Charlie Brown and Snoopy. If Snoopy floated like this, Charlie could send him up to savage the branches of the kite-eating tree. I was actually expecting a kite-eating tree reference. Maybe I just have Peanuts on the brain as I'm slowly obtaining and reading th...
by cryptoengineer
Thu Nov 19, 2015 8:19 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1605: "DNA"
Replies: 68
Views: 14199

Re: 1605: "DNA"

Yeah, but.... How much ya wanna bet nobody ever put comments into the DNA source code? :P You'd be surprised. Folk working on commercial applications of genetic engineering frequently insert into their synthesized DNA not comments, but copyright notices and cryptographically secure watermarks to de...

Go to advanced search