Viewing profile — petschge
petschge
HN member- Joined
- Mon, Feb 16, 2015, 8:56 PM UTC
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About petschge
Recent public activity
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Comment #46774702
IF the velocity would change from 0.7m/s to 0m/s over one second, the acceleration would be 0.7m/s/s. But if the time span over which that velocity change is (much) shorter, the ac…
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Comment #45511817
You don't need to identify the A320 from 15 pixels. Once you see a 15 pixel signature that changes between subsequent frames you point the one extra camera on a movable mount with …
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Comment #44654136
Obligatory XKCD: https://xkcd.com/723/
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Comment #44293955
Seeing how the sausage gets made makes you realize ALL the downsides and things you'd rather not have known. That doesn't mean you can think of a way to fix science. Let alone get …
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Comment #44279196
See also https://xkcd.com/356/
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Comment #43673209
For scale: The LHC has more than 11km diameter and the deepest mine we have built is 4km. Adding vertical distance is much harder than making the diameter of the circular tunnel la…
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Comment #43187478
How do you encode the difference between a method that adds and a method that multiplies two numbers in the type signature?
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Comment #43085367
Remember that ATC will give wind speeds in knots, not km/h.
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Comment #43065045
I was referring to the "The US government is trying to bring back nuclear safety employees it fired on Thursday, but is struggling to let them know they should return to work, NBC …
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Comment #43064960
How chaotic does https://www.bbc.com/news/articles/c4g3nrx1dq5o sound to you?
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Comment #41925259
In my experience people understand perfectly well but assume that you are ex-military.
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Comment #41260460
How is that extortionate? Using the inflation calculator of the Bank of England that is 86 pounds now or $110. Admittedly that more expensive than the current price of $24 for the …
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Comment #41141859
If that thing had VGA-in on top of the keyboard and mouse out via USB, it would be a great tool to carry in a data center when you have to physically interact with a machine.
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Comment #41030294
Sure, for booleans you can just test all combinations of input arguments. In some cases you can do the same for all possible 32 bit float or int values that you have as input. But …
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Comment #39757734
That's what? Fourteen F-35s? Shared by all of Europe. Or in other words 30 cents per European for each of 6 years. Science is much cheaper than you think. And much cheaper than not…
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Comment #39636393
This has now changed to "Signal is experiencing technical difficulties. We are working hard to restore service as quickly as possible."
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Comment #39636243
https://status.signal.org/ says it's "up and running" but that is clearly not the case. I find that more concerning than the outage itself.
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Comment #39631764
There is the GAFFTC (German Air Force Flying Training Center) at Holloman AFB?
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Comment #39319077
In Europe a closet is furniture, not a built in room.
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Comment #39243073
While Hertz are 1/s, there is implications between using frequencies in Hertz and rates in 1/s. Units are not just something to mechanically check, but also for communication with …
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Comment #39133226
To get sensitivity you actually need collection area.
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Comment #39104486
Everybody in this thread is insanely positive on height adjustable desks, but I have had height adjustable desks at different employers since 2013, and I have never used them as st…
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Comment #38912089
Can you tell more or link to a description? What where you able to observe?