Search found 139 matches

by cryptoengineer
Wed May 22, 2019 10:02 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2153: "Effects of High Altitude"
Replies: 54
Views: 3386

Re: 2153: "Effects of High Altitude"

>the kilogram being completely arbitrary unto themselves. As of a couple days ago, the kilogram has been redefined in terms of physical constants: the Planck constant, the speed of light and the resonant frequency of the caesium atom: https://www.sciencealert.com/tomorrow-the-definition-of-the-kilo...
by cryptoengineer
Wed May 22, 2019 7:52 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2153: "Effects of High Altitude"
Replies: 54
Views: 3386

Re: 2153: "Effects of High Altitude"

>the kilogram being completely arbitrary unto themselves. As of a couple days ago, the kilogram has been redefined in terms of physical constants: the Planck constant, the speed of light and the resonant frequency of the caesium atom: https://www.sciencealert.com/tomorrow-the-definition-of-the-kilo...
by cryptoengineer
Wed May 22, 2019 7:44 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2153: "Effects of High Altitude"
Replies: 54
Views: 3386

Re: 2153: "Effects of High Altitude"

Fun fact: Computer hard drives (the spinny kind, not solid state), rely on microscopic cushion of air between the head and the media. Most are unsealed, with a filter between the interior and the outside world. They thus have an altitude limit, beyond which headc crashes become common. Few drives ar...
by cryptoengineer
Fri Apr 19, 2019 11:16 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2139: "Email Settings"
Replies: 59
Views: 6439

Re: 2139: "Email Settings"

Where is the

* Top Post replies
* Bottom Post replies

toggle?

On this cartoon, I'd expect it to be on 'Top Post' (spit).

ce
by cryptoengineer
Wed Jan 09, 2019 3:05 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2096: "Mattresses"
Replies: 35
Views: 8333

Re: 2096: "Mattresses"

I don't know Randall's creation process, but somewhere along the line this image was messed up - the line quality is very low, it looks like it was shrunk, then re-expanded.

Hopefully, an intern in the mighty xkcd comic empire will notice, and it will be fixed.
by cryptoengineer
Wed Oct 31, 2018 5:49 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2066: "Ballot Selfies"
Replies: 110
Views: 18778

Re: 2066: "Ballot Selfies"

Agree with cryptoengineer and DavidSh, allowing ballot selfies is a terrible idea that would eliminate the assurance that people can vote their conscience without undue persuasion. I actually can't even figure out what "harm" Randall believes the laws are doing? There are First Amendment ...
by cryptoengineer
Wed Oct 31, 2018 4:11 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2066: "Ballot Selfies"
Replies: 110
Views: 18778

Re: 2066: "Ballot Selfies"

There's a good reason for banning voting selfies: It allows the voter to prove that he/she voted in a particular way. This destroys the secrecy of the ballot, and permits things like coercion (Vote for X, and prove it, or I'll beat you'), and vote selling ("Anyone who brings me a selfie showing...
by cryptoengineer
Wed Oct 10, 2018 5:44 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2057: "Internal Monologues"
Replies: 48
Views: 9499

Re: 2057: "Internal Monologues"

I work in network security, and the correctness of the 'Computer Security' monologue is frightening.
by cryptoengineer
Mon Oct 08, 2018 12:55 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1189: "Voyager 1"
Replies: 119
Views: 53216

Re: 1189: "Voyager 1"

Voyager 2 can add another checkmark...

https://www.sciencealert.com/voyager-2- ... osmic-rays

Don't bother me with another "Voyager (1 or 2) is leaving the Solar System" story until one exits the Oort Cloud.
by cryptoengineer
Mon Sep 24, 2018 6:27 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2050: "6/6 Time"
Replies: 73
Views: 11371

Re: 2050: "6/6 Time"

Cueball's system get really messed up above the arctic circle. Adjusting the seconds to meet his conditions would make them last longer than a day. In my little Perl script I've been writing for working out actual local times across the world, I'm having to rethink the functions seeking "yeste...
by cryptoengineer
Fri Aug 10, 2018 1:35 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2030: "Voting Software"
Replies: 45
Views: 13274

Re: 2030: "Voting Software"

I'm a software engineer, and have been working with crypto protocols for decades. This panel is *right* *on*. I'm in New England, and have stood up in my Town Meeting to voice vigorous opposition when there was a discussion of switching from mark-sense (Scantron??) machines which used, and retained ...
by cryptoengineer
Mon Jun 04, 2018 5:24 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2002: "LeBron James and Stephen Curry"
Replies: 43
Views: 8924

Re: 2002: "LeBron James and Stephen Curry"

I'm confused a bit, because if IDs are not the job of federal government, but the states do issue IDs for citizens, then why aren't those IDs used as identification and why is social security dragged into this? They are. Typically driver licenses are used for ID - they have a unique number, a photo...
by cryptoengineer
Mon Jun 04, 2018 2:04 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2002: "LeBron James and Stephen Curry"
Replies: 43
Views: 8924

Re: 2002: "LeBron James and Stephen Curry"

I'm guessing that this panel is inspired by this /r/dataisbeautiful reddit post:

https://old.reddit.com/r/dataisbeautifu ... empted_oc/

There's a number of basketball related Big Data-ish images on that sub.
by cryptoengineer
Mon Feb 19, 2018 8:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1957: "2018 CVE List"
Replies: 36
Views: 11323

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: 16445

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: 10139

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: 11959

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: 8478

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: 11959

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: 11959

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: 5339

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: 10309

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: 10309

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: 4975

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: 6290

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: 5716

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: 5630

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: 10061

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: 26519

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: 14561

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: 14561

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: 10200

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: 11069

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: 6258

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: 14335

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: 14335

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: 8903

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: 39078

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: 17678

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: 17678

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....

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