Search found 73 matches

by keldor
Mon Jan 14, 2019 5:01 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2097: "Thor Tools"
Replies: 39
Views: 6644

Re: 2097: "Thor Tools"

I'm thinking he needs a belt sander. Or maybe the scissors attachment of a Swiss Army Knife.
Anyway, dremels can be hazardous. Did you ever catch your hair in one?
by keldor
Mon Jan 07, 2019 9:15 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2095: "Marsiforming"
Replies: 31
Views: 5321

Re: 2095: "Marsiforming"

I'm always a little disturbed by the ad on TV that says we can make Mars a "better planet". It's a fine planet just the way it is.
by keldor
Sat Nov 17, 2018 2:28 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2073: "Kilogram"
Replies: 97
Views: 13960

Re: 2073: "Kilogram"

To understand all of the English distance units, use this handy-dandy chart . My little cousin says 3*2*100*10 ≠ 8060, but surely an entire country knows better than someone who just learned long multiplication. :roll: (also I hate the cubit. It has "cube" in the name but isn't a unit of ...
by keldor
Thu Nov 15, 2018 1:19 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2072: "Evaluating Tech Things"
Replies: 35
Views: 6242

Re: 2072: "Evaluating Tech Things"

Maybe it'd be easier to look at security camera footage from Dorothy's house with one of your iPhone apps?


Edited to add...Though not NEARLY as much fun.
by keldor
Mon Oct 08, 2018 3:31 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2055: "Bluetooth"
Replies: 32
Views: 6741

Re: 2055: "Bluetooth"

My tablet has a detachable keyboard that uses Bluetooth. It's annoying because the keyboard goes into sleep mode if you don't type anything for a while, and then takes a few seconds to wake up and work again. Also, it looses connection entirely occasionally during sleep/wake, and the best way to fix...
by keldor
Mon Sep 24, 2018 12:49 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2049: "Unfulfilling Toys"
Replies: 36
Views: 5966

Re: 2049: "Unfulfilling Toys"

The cup and ball with ball slightly too large to fit in the cup. The Jacob's ladder where the blocks are only held by a single ribbon down the middle. The half-a-hula-hoop. The three foot long skipping rope. The all spherical building blocks. The all cuboid marbles. The velcro mitts/pads and ball s...
by keldor
Fri Sep 21, 2018 4:55 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2049: "Unfulfilling Toys"
Replies: 36
Views: 5966

Re: 2049: "Unfulfilling Toys"

We had some pump-only supersoakers as kids. The pump didn't actually pressurize anything, but worked like a bicycle pump and directly squirted the water.
by keldor
Fri Sep 07, 2018 5:11 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2043: Boathouses and Houseboats
Replies: 47
Views: 9279

Re: 2043: Boathouses and Houseboats

XKCD, muddying the English language since circa 2005.

Calling a lifeboat a boatboat is incorrect, though. What we really want is the big boat that is carrying the life boat, but I don't think there's a proper term for this.
by keldor
Wed Sep 05, 2018 9:36 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2042: "Rolle's Theorem"
Replies: 86
Views: 13869

Re: 2042: "Rolle's Theorem"

A very important function of this sort of proof of things that are "obvious" is not so much to verify the property being proved so much as to verify that the abstract system of math that we're trying to formulate leads to the desired properties that we have intuitive ideas about. Put anoth...
by keldor
Mon Aug 20, 2018 8:18 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2035: "Dark Matter Candidates"
Replies: 55
Views: 9200

Re: 2035: "Dark Matter Candidates"

So, if dark matter exists, why isn't there a significant amount in our solar system? You would expect it to collapse under gravity into "lumps" even if it doesn't directly interact with anything except through gravity. You can run a simple N-body simulation on your own computer to verify t...
by keldor
Wed Aug 15, 2018 9:21 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2033: "Repair or Replace"
Replies: 36
Views: 6428

Re: 2033: "Repair or Replace"

One big problem is that electronics don't really have much in the way of human servicable parts. Lots of teeny things soldered directly to the circuit board, beyond the capability of human hands. Unless it's a major component like the display or the battery, forget it. Another consideration is that ...
by keldor
Mon Aug 06, 2018 10:22 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2029: "Disaster Movie"
Replies: 21
Views: 4377

Re: 2029: "Disaster Movie"

In the long run, when this all becomes history, proper documentary of the disaster as it unfolds will be invaluable.
by keldor
Mon Jul 23, 2018 5:54 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2023: "Y-Axis"
Replies: 24
Views: 6020

Re: 2023: "Y-Axis"

Carteeg_Struve wrote:Personally, I think the best thing to do would be to put the important information on the Z-axis, but keep the viewing angle straight dead-on with the X-Y plane.


See, this is an arguement for everyone to have a VR headset.
by keldor
Mon Jul 23, 2018 10:12 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2023: "Y-Axis"
Replies: 24
Views: 6020

Re: 2023: "Y-Axis"

I mean, it could be worse. At least the horizontal grid lines are not diagonal. The vertical ones, you mean, that are spread horizontally? (I remember confusing people with my 'mnemonic' that the lines of long itude on a standard world map are the ones spread out on the long axis, because they were...
by keldor
Mon Jul 23, 2018 9:18 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2023: "Y-Axis"
Replies: 24
Views: 6020

Re: 2023: "Y-Axis"

I mean, it could be worse. At least the horizontal grid lines are not diagonal.
by keldor
Mon Jul 23, 2018 8:15 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2023: "Y-Axis"
Replies: 24
Views: 6020

2023: "Y-Axis"

Image

Title text: We've also developed the semi-semi-log scale, where the Y-axis for the left half of the graph is a log scale but on the right half it isn't.

Careful! You'll give them ideas!
by keldor
Wed Jul 18, 2018 4:07 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 2021: "Software Development"
Replies: 31
Views: 7633

Re: 2021: "Software Development"

It's like CPU guy vs. GPU guy! Assuming that cannon will shoot all 500 at once, that is.
by keldor
Wed Jul 11, 2018 5:18 am UTC
Forum: Individual XKCD Comic Threads
Topic: 2016: "OEIS Submissions"
Replies: 31
Views: 7941

Re: 2016: "OEIS Submissions"

Still, I wonder why the algorithm doesn't handle this itself, and repeatedly apply until no reduction is found, and prepend the number of decompression steps as an extra byte at the beginning, normally 0x01. Perhaps because there's not much call for 200TB of 9s, and the added complexity isn't worth...
by keldor
Wed Mar 07, 2018 10:19 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1964: "Spatial Orientation"
Replies: 77
Views: 13986

Re: 1964: "Spatial Orientation"

I've spent enough time trying to solidify my intuition for how things move relative to all the other things that move that I felt unavoidably compelled to point out that, if he is facing west, the earth should be carrying him backwards around the Sun (seeing as how the Sun moves east through the zo...
by keldor
Fri Mar 02, 2018 4:25 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1961: "Interaction"
Replies: 28
Views: 4765

Re: 1961: "Interaction"

Since this thread is apparently a gathering of the sort of people who consider numbers among their friends, I'll point out that this is the last XKCD comic number that reads the same upside down as upside up until January 8, 2044. (This assumes that April 1st numbering variations tend to cancel out...
by keldor
Fri Feb 16, 2018 7:07 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1956: ‘Unification’
Replies: 25
Views: 5803

Re: 1956: ‘Unification’

I'm surprised that no one mentioned that Pixar has its origins in Lucasfilm, becoming independent as Lucasfilm sold off stuff after Return of the Jedi. By all rights, Pixar should split off from Star Wars up at the top of the chart before merging with Disney! To add further confusion, the proto-Pixa...
by keldor
Wed Jan 31, 2018 10:06 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1949: "Fruit Collider"
Replies: 54
Views: 8933

Re: 1949: "Fruit Collider"

Ah! I always wondered how that worked!

#TheMoreYouKnow
by keldor
Sat Dec 09, 2017 3:57 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1926: "Bad Code"
Replies: 10
Views: 3848

Re: 1926: "Bad Code"

I've often wanted to see what would happen if all of the non-load-bearing walls in a house were taken out, but some of them have plumbing and electricity in them, so that makes it a bit tougher... Alternately, being able to properly identify a load-bearing wall is VERY crucial when remodeling a hou...
by keldor
Wed Nov 01, 2017 6:39 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1910: Sky Spotters
Replies: 21
Views: 4357

Re: 1910: Sky Spotters

I'm not entirely sure what you'd be secretly surveilling looking at the sky, however.
by keldor
Tue Sep 19, 2017 10:21 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1891: "Obsolete Technology"
Replies: 63
Views: 11029

Re: 1891: "Obsolete Technology"

In response to all the comments of MMUs being unsuitable to real time OSes, the big cause of variable memory latency is cache misses. So unless you want to disable all caching (which would be stupid since it would slow your CPU down to 10% normal speed or much worse - uncached memory accesses take 1...
by keldor
Fri Sep 15, 2017 6:11 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1890: "What to Bring"
Replies: 70
Views: 14881

Re: 1890: "What to Bring"

Lid to fire reminds me of an event way back when I took organic chem. A fellow had a beaker full of pure alcohol which caught fire, so another guy grabbed the fire extinguisher and whoosh...put the fire out--as well as knocking all the glassware onto the floor. Glass vs floor = bad news for glass. A...
by keldor
Thu Aug 03, 2017 3:07 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1871: "Bun Alert"
Replies: 86
Views: 14651

Re: 1871: "Bun Alert"

For what it is worth--English buns are different from American buns. English ones (European) live in colonies aka warrens; American buns (cottontails) are generally solitary--or at least, they don't share burrows.
by keldor
Thu Aug 03, 2017 2:01 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1871: "Bun Alert"
Replies: 86
Views: 14651

Re: 1871: "Bun Alert"

We have sooo many buns that live around my house. Actually, they're mostly rabbits this time of year, but still. I counted 11 of them in and around my yard just a couple days ago, and when I read the comic, I decided to look out the window, and yep! 3 rabbits! I think if you set a bun alert around h...
by keldor
Thu Jun 29, 2017 12:19 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1856: "Existence Proof"
Replies: 38
Views: 7315

Re: 1856: "Existence Proof"

She should be careful. There exists f such that there are infinitely many values of x that meet that condition. We wouldn’t want to ride out against those, now would we?
by keldor
Thu Jun 29, 2017 12:14 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1856: "Existence Proof"
Replies: 38
Views: 7315

Re: 1856: "Existence Proof"

JohnTheWysard wrote:Shouldn't that be

"Grab your surds, students; we ride!"


Yes!
by keldor
Mon Jun 12, 2017 2:36 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1849: "Decades"
Replies: 89
Views: 16290

Re: 1849: "Decades"

NVR Mind
by keldor
Sun Apr 30, 2017 5:40 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1830: "ISS Solar Transit 2"
Replies: 25
Views: 5910

Re: 1830: "ISS Solar Transit 2"

Sure hope there was at least a really noisy rock concert going on at the same time. Actually, that brings up a good question: The point of Disaster Area's stuntship was to cause a huge solar flare that would be visible to the concert's audience. But would it really? I would imagine things the size ...
by keldor
Wed Apr 26, 2017 10:15 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1829: "Geochronology"
Replies: 26
Views: 6889

Re: 1829: "Geochronology"

It's really amazing how many dog names are based off of world locations and/or peoples. Pomerania is the northern part of Poland (including the Pomeranian Coast). The Dalmatia is along the southern half of the coast of Croatia (including the Dalmatian Coast). Labrador is the mainland part of the New...
by keldor
Thu Apr 20, 2017 3:36 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1826: "Birdwatching"
Replies: 44
Views: 15633

Re: 1826: "Birdwatching"

BTW, "a mile up" might be the hypotenuse of the slope, not the riser, being described. Upwardsly pitching. A mile up thus being simply "a mile away" (still not near) without trigonometric conversion. Until you want its actual altitude and ground-distance, at least. I don't think...
by keldor
Tue Dec 20, 2016 4:33 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1773: "Negativity"
Replies: 25
Views: 7144

Re: 1773: "Negativity"

Hmm. Might I suggest it's about time to go out and mow the lawn?

Come to think of it, maybe the grass really does have a good reason to hate him.
by keldor
Mon Sep 26, 2016 6:41 pm UTC
Forum: Individual XKCD Comic Threads
Topic: 1738:"Moon Shapes"
Replies: 66
Views: 14650

Re: 1738:"Moon Shapes"

#3 and #4 are both definitely possible, just not from the same geographic location. Picture the a crescent moon behind the earth (similarly crescent, for what it’s worth). Now rotate the image around the center of the earth. The crescents rotate with the image, and can be positioned in any orientati...
by keldor
Wed Sep 07, 2016 4:03 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1729: "Migrating Geese"
Replies: 33
Views: 8068

Re: 1729: "Migrating Geese"

Hmm. Missing valence geese. Does that make the flock a free radical? I blame Kevin.
by keldor
Fri Sep 02, 2016 5:18 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1727: "Number of Computers"
Replies: 35
Views: 7831

Re: 1727: "Number of Computers"

Growing up, I naively thought we'd just use the sun for that. Turns out it's actually easier to hurl things into Jupiter than it is the sun. Turns out it's about as easy to hurl things into Sirius as it is the sun... Would it actually be easier? I mean, Delta-V wise, certainly, but actually hitting...
by keldor
Fri Sep 02, 2016 5:13 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1727: "Number of Computers"
Replies: 35
Views: 7831

Re: 1727: "Number of Computers"

Growing up, I naively thought we'd just use the sun for that. Turns out it's actually easier to hurl things into Jupiter than it is the sun. Well, yeah. I can't even start to imagine how you'd hurl the sun into Jupiter. It's all a matter of your frame of reference. Adjusting the frame of reference ...
by keldor
Wed Aug 31, 2016 11:09 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1727: "Number of Computers"
Replies: 35
Views: 7831

Re: 1727: "Number of Computers"

Growing up, I naively thought we'd just use the sun for that. Turns out it's actually easier to hurl things into Jupiter than it is the sun. Well, yeah. I can't even start to imagine how you'd hurl the sun into Jupiter. It's all a matter of your frame of reference. Adjusting the frame of reference ...

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