Search found 111 matches

by hamjudo
Thu Jul 25, 2019 2:23 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2180: Spreadsheets
Replies: 38
Views: 2721

Re: 2180: Spreadsheets

As someone who works with databases, yes, yes this is how it works. We all know that Excel is terrible for large datasets, but it's just oh so convenient for anything with a few thousand or tens of thousands of lines of data, and then your project is a success and you decide to grow and grow and gr...
by hamjudo
Fri Jul 19, 2019 8:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2178: "Expiration Date High Score"
Replies: 53
Views: 3213

Re: 2178: "Expiration Date High Score"

I have boxes of electronics from my youth. There is a reasonable chance that some of those items still have batteries in them. Most likely those would be Radio Shack batteries. When did Radio Shack start putting "best buy" dates on their batteries? Modern batteries with expiration dates al...
by hamjudo
Tue Jul 02, 2019 9:55 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2170: Coordinate Precision
Replies: 77
Views: 6272

Re: 2170: Coordinate Precision

In 2018 NIST announced that they could measure time with a bit more than 18 digits of accuracy using yet another flavor of atomic clock, this one is based on ytterbium. http://blogs.discovermagazine.com/d-brief/2018/11/28/atomic-clocks-so-accurate-they-can-measure-gravity This can measure altitude t...
by hamjudo
Wed Jun 19, 2019 8:49 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2164: "Glacier"
Replies: 15
Views: 2922

Re: 2164: "Glacier"

Most glaciers are melting or sublimating at the leading edge and growing from the back and top by accumulating snow. In a stable glacier, the growth rate and the melt rate are approximately the same when averaged over the course of multiple years. 95% of glaciers are getting smaller. Climate deniali...
by hamjudo
Wed May 01, 2019 10:33 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2144: "Adjusting a Chair"
Replies: 18
Views: 4439

Re: 2144: "Adjusting a Chair"

I think my current office chair has 7 degrees of freedom, including 2 translational motions and one rotational motion for the base, one vertical motion and one independent rotational motion for the seat, one vertical sliding motion for the head rest, and one spring-loaded recline motion for the bac...
by hamjudo
Mon Apr 15, 2019 7:12 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2137: "Text Entry"
Replies: 34
Views: 6656

Re: 2137: "Text Entry"

We didn't have a remote control or color until the mid1970s. But we had an antenna rotator and we lived at the top of the ridge known as the Niagara Escarpment. To a first approximation, it was downhill from our house all of the way to lake Erie. Canadians built the CN Tower so tall that we could wa...
by hamjudo
Sat Mar 02, 2019 3:14 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2118: "Normal Distribution"
Replies: 15
Views: 4612

Re: 2118: "Normal Distribution"

https://en.wikipedia.org/wiki/Bean_machine Dalton Boards, also known as Bean Machines, are in quite a few museums, but none of them demonstrate the XKCD Demarcation of the Normal Distribution. We could make a modified Dalton Board that did split the marbles into two roughly equal groups using Randa...
by hamjudo
Wed Feb 20, 2019 7:21 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2114: "Launch Conditions"
Replies: 12
Views: 4350

Re: 2114: "Launch Conditions"

The humidifier will need a place for dry ice or something else for cooling so the humid air will form a fog that hugs the floor, or other "launch" surface.
by hamjudo
Mon Dec 31, 2018 11:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2092: "Consensus New Year"
Replies: 28
Views: 7657

Re: 2092: "Consensus New Year"

I had to go to explainxkcd to confirm that something was wrong with the labels on the graph. The left most label is supposed to be 5AM. This makes the graph cover 26 hours. The extra two hours are from small regions within the timezones near the dateline, that want to be on the same day as the other...
by hamjudo
Wed Dec 26, 2018 6:54 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2090: "Feathered Dinosaur Venn Diagram"
Replies: 33
Views: 7666

Re: 2090: "Feathered Dinosaur Venn Diagram"

For domesticated ostriches, rather than fight them, the challenge is to get them to go somewhere they don't want to go, without hurting them. This may look like a fight, but the rules are assymetric in favor of the ostrich.
by hamjudo
Tue Dec 11, 2018 7:15 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2083: "Laptop Issues"
Replies: 27
Views: 7276

Re: 2083: "Laptop Issues"

That laptop must have really upset Mr Putin. He had the GRU (or FSB, or other Russian TLA) make an example of it. It looks like they chose to make an example of it up to 5 different ways simultaneously. To send messages, they (and their Soviet predecessors) have had people killed with unusual radioa...
by hamjudo
Tue Nov 27, 2018 3:46 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2077: "Heist"
Replies: 40
Views: 8630

Re: 2077: "Heist"

Ask him "Who authorized the purchase order for the work, so I can get them to let you in?".
by hamjudo
Thu Oct 11, 2018 3:04 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2055: "Bluetooth"
Replies: 33
Views: 11952

Re: 2055: "Bluetooth"

But that's no good if you need it to connect to a smartwatch. I was paid to write an app that connected to some custom hardware over Bluetooth. I spent a lot of time finding different ways the Bluetooth stack could get wedged. Then more time figuring out how to unwedge the stack. .... I spent an in...
by hamjudo
Mon Oct 08, 2018 2:47 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2055: "Bluetooth"
Replies: 33
Views: 11952

Re: 2055: "Bluetooth"

But that's no good if you need it to connect to a smartwatch. My smartwatch is configured to do a long buzz when my phone goes out of range or when the Bluetooth stack gets confused. When I feel the buzz I check my phone. If the phone is with me, I restart the app. If I left my phone behind, I go b...
by hamjudo
Tue Aug 28, 2018 1:40 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2038: "Hazard Symbol"
Replies: 46
Views: 18427

Re: 2038: "Hazard Symbol"

On a recent road trip I passed a semi-trailer that had more than a dozen hazardous material flip-card placards on each side. The only one that was in use was a flammable cargo warning. Some of the closed ones were the 4 digit number style similar to https://www.flipplacards.com/digi-lock-placards , ...
by hamjudo
Mon Aug 13, 2018 6:01 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2032: "Word Puzzles"
Replies: 47
Views: 10849

Re: 2032: "Word Puzzles"

Today's challenge: Create a puzzle based on today's comic.

Or, find and solve the puzzle Randal put there (if there is one).
by hamjudo
Thu Aug 09, 2018 4:54 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2030: "Voting Software"
Replies: 45
Views: 14136

Re: 2030: "Voting Software"

The hard part is making sure that the person casting the vote is the the actual owner of the registered account. There's no way to prove that electronically. And it's massively politically incorrect to suggest that it be done through any other mechanism ... And then complain to the press when they ...
by hamjudo
Thu Aug 09, 2018 4:20 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2030: "Voting Software"
Replies: 45
Views: 14136

Re: 2030: "Voting Software"

As a software engineer, the idea of software so bad you have to wear gloves the handle the medium its stored really hit home. I see an awesome practical joke here too, to put on gloves and safety goggles the next time I have to review code from a colleague. When I was about twenty, I sometimes wore...
by hamjudo
Thu Aug 02, 2018 3:52 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2027: "Lightning Distance"
Replies: 44
Views: 8778

Re: 2027: "Lightning Distance"

And then you multiply by 8/5 to get the distance in km, if you're among the 95% of the population who uses SI units. or rather, take the seconds times 3, which is closer to reality. Interestingly, if you time the *duration of the thunder sound* as well, and multiply by 3, you get the *length of the...
by hamjudo
Sat Mar 10, 2018 8:08 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1965: "Background Apps"
Replies: 33
Views: 11775

Re: 1965: "Background Apps"

There are uncommon exceptions including background GPS, downloading and music. Also if you have background refresh on, but mine is off by default. So... closing them helps maybe rarely, but probably not. Maybe GPS is uncommon for you... It seems to me that most store apps allow you to use GPS, so y...
by hamjudo
Thu Jan 25, 2018 12:13 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1944: "The End of the Rainbow"
Replies: 48
Views: 11939

Re: 1944: "The End of the Rainbow"

Long before the gold layer is a millimeter thick, the waste heat from the mining system will boil away the oceans, unless the mining process is slow enough to get the heat off planet without killing us. Even a micron per year would probably be deadly. Do you really want to vent the heat off from th...
by hamjudo
Tue Jan 23, 2018 2:59 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1944: "The End of the Rainbow"
Replies: 48
Views: 11939

Re: 1944: "The End of the Rainbow"

To be fair, the amount of gold in Earth's own core would do that job fairly well, too. (It wouldn't crush *everything* because it'd only be 4 meters or so, but it'd kill anyone out in the open and crush most buildings, for sure.) Before we can calculate the size of the whole[sic] we need, there are...
by hamjudo
Mon Jan 22, 2018 3:27 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1944: "The End of the Rainbow"
Replies: 48
Views: 11939

Re: 1944: "The End of the Rainbow"

To be fair, the amount of gold in Earth's own core would do that job fairly well, too. (It wouldn't crush *everything* because it'd only be 4 meters or so, but it'd kill anyone out in the open and crush most buildings, for sure.) I am having trouble imagining a core mining technique that would leav...
by hamjudo
Sun Jan 21, 2018 4:37 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1943: "Universal Dreams"
Replies: 39
Views: 7819

Re: 1943: "Universal Dreams"

I remember a vivid dream where I was helping to interview Al Yankovic, the older one, not "Weird". This was an NPR dream. From back when I was listening to NPR news. Now their news makes me mad, frustrated, and depressed. I often helped or tried to help the local voices do the station iden...
by hamjudo
Thu Jan 18, 2018 7:49 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1943: "Universal Dreams"
Replies: 39
Views: 7819

Re: 1943: "Universal Dreams"

Again, the dreams in this category seem to be kind of homomorphic. It's as though the dream is the general concept (e.g. "trying to do something fairly straightforward but failing), and the specific instantiation of this gets filled in differently each time. Whoever handles dream continuity fo...
by hamjudo
Fri Oct 13, 2017 1:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1902: "State Borders"
Replies: 62
Views: 13720

Re: 1902: "State Borders"

If Wisconsin gets the Upper Peninsula from Michigan, does that mean Michigan finally gets Toledo from Ohio? If we get Toledo, can we get people to pronounce it "Too Lee Due"? That pronunciation is more fun than the one they use now. Michigan-Ohio War over Toledo Strip . [Gaaah, Ninja'd by ...
by hamjudo
Fri Aug 18, 2017 4:09 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1878: "Earth Orbital Diagram"
Replies: 45
Views: 10164

Re: 1878: "Earth Orbital Diagram"

Flumble wrote:Are the distances and sizes to scale on this diagram?


Not even close to scale. In the real world, the sun and moon are the same size. I know, I've been outside and seen them.
by hamjudo
Fri Jun 02, 2017 4:28 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1845: "State Word Map"
Replies: 53
Views: 13251

Re: 1845: "State Word Map"

Challenge: choose a normalization that both makes fun of Florida, and selects a hyphenated word for Michigan, but no other state. Bonus points for something that messes with Texas.
by hamjudo
Wed Apr 19, 2017 12:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1826: "Birdwatching"
Replies: 44
Views: 16995

Re: 1826: "Birdwatching"

Has anyone found the birds in the image yet?
by hamjudo
Fri Sep 16, 2016 3:36 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1732: "Earth Temperature Timeline"
Replies: 540
Views: 137572

Re: 1732: "Earth Temperature Timeline"

A "Sisyphus battery," using gravitational potential with solids instead of liquids, seems less practical at scale. But it's not like I've really thought about it. Here is a serious looking proposal to use railroad technology to store hundreds of megawatt hours by moving many railroad car ...
by hamjudo
Thu Sep 15, 2016 6:43 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1733: "Solar Spectrum"
Replies: 16
Views: 5877

Re: 1733: "Solar Spectrum"

I have reverse engineered an insignificant part of the joke. The wikipedia page for Fraunhofer lines https://en.wikipedia.org/wiki/Fraunhofer_lines only has labels for the "Major Fraunhofer lines". Our amazing cartoonist has attributed the unlabeled lines to "those giant sunglasses&qu...
by hamjudo
Sun Jul 17, 2016 6:30 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1707: "xkcd Phone 4"
Replies: 39
Views: 10772

Re: 1707: "xkcd Phone 4"

Incidentally, only a few days ago one 'water resistant' phone publicly failed to be so. I remember reading that article and seeing that "The Samsung Galaxy S7 Active stopped working after being put in a tank that simulated the effect of being about 5ft (1.5m) underwater." I was trying to ...
by hamjudo
Tue Jun 14, 2016 12:39 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1693: "Oxidation"
Replies: 46
Views: 9772

Re: 1693: "Oxidation"

I have itchy eyebrows now, and I blame xkcd and its community. Well that, and my extreme suggestibility, which I inherited from my mother. Oddly, my suggestibility only applies to some symptoms. Any time I feel like there is something crawling on my skin, it is because there is something crawling on...
by hamjudo
Wed May 04, 2016 12:17 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1676: "Full-Width Justification"
Replies: 64
Views: 19471

Re: 1676: "Full-Width Justification"

Do we need language specific snakes? Are Klingon snakes particularly warlike? Do Japanese snakes have to be able to travel vertically and horizontally? Would Arabic script snakes have to go backwards (from my point of view), which is forwards for those folks used to Arabic scripts? Is there a justif...
by hamjudo
Fri Mar 25, 2016 5:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1660: "Captain Speaking"
Replies: 26
Views: 6306

Re: 1660: "Captain Speaking"

Historically, after a pilot announces the wrong destination airport or otherwise suggests destination confusion, the passengers react badly, and a flight attendant notifies the flight crew. But, there is no humor that way. On the other hand, the flight attendants usually offer free drinks, so it has...
by hamjudo
Mon Feb 22, 2016 4:49 pm UTC
Forum: What If?
Topic: What-If 0146: "Stop Jupiter"
Replies: 60
Views: 33027

Re: What-If 0146: "Stop Jupiter"

I still want to know the answer to the original what if question. Answering that would have been long and boring. He probably just didn't want to dive into the complex math and change the entire content of the article. New Horizons slowed Jupiter by 10 -21 m/s, right? Jupiter is moving at 13.07 km/...
by hamjudo
Wed Feb 17, 2016 3:00 pm UTC
Forum: What If?
Topic: What-If 0146: "Stop Jupiter"
Replies: 60
Views: 33027

Re: What-If 0146: "Stop Jupiter"

I still want to know the answer to the original what if question. Assume that some alien civilisation wants to cause Jupiter to impact our sun. These distant aliens have developed a mass driver that can launch an insane number of payloads that will reach our solar system with a trajectory such that ...
by hamjudo
Thu Oct 15, 2015 4:39 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1590: "The Source"
Replies: 70
Views: 14206

Re: 1590: "The Source"

The amount of power used by a normal house running at 30 KHz? It would have certain advantages: No batteries in the remote anymore, since the power requirements for a remote can easily be picked up out of the air. Same with the smoke alarms and many other battery operated devices. They could just h...
by hamjudo
Wed Sep 16, 2015 5:26 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1578: Squirrelphone
Replies: 38
Views: 9407

Re: 1578: Chipmunk smoke detector

We have chipmunks that live in a tree in the front yard. When they see a cat (or presumably any ground based predator), they make a sound like a smoke alarm with a weak battery. It is just as annoying as a smoke detector. My first thought when being woken up by a chipmunk making that sound is "...
by hamjudo
Mon Sep 07, 2015 2:17 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1574: "Trouble for Science"
Replies: 41
Views: 11429

Re: 1574: "Trouble for Science"

Of course Bunsen burners make things colder, it's called the nozzle effect. If you want a Bunsen burner to heat something, you have to take the additional step of lighting it. I assume the controlled study did not include that step. They must have had good ventilation. It is hard to write up a study...

Go to advanced search