Viewing profile — helpm33
helpm33
HN member- Joined
- Tue, Aug 31, 2021, 9:03 PM UTC
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About helpm33
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Recent public activity
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Comment #36959277
Well, a real experimental system is a quantum computer that 'calculates' the emerging behavior in real time. Sorry, that was needlessly sarcastic---actually, you have a good point …
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Comment #33978956
3.15 MJ is equivalent to 1.5 lb TNT, so it was quite a bang in their target chamber. Just for comparison, it's also just short of one kWh, so it would run an electric car for about…
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Comment #33347261
If you're using Intel architecture, it needs at least some SMM: it is used on startup (initial hardware configuration) and often during power management events (CPU clock scaling, …
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Comment #32942056
I don't know the state of the art but I think that we can't even predict the static crystal structure of simple substances---e.g. when iron is BCC vs FCC. The first-principles simu…
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Comment #31287560
Yes, he eats one. Bag :)
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Comment #31287483
https://en.wikibooks.org/wiki/Cookbook:Table_of_Contents
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Comment #31276030
Multiple serial busses, each with its own clocking and buffer, so that the combined data is extracted synchronously at the end. The crosstalk is still a problem but there are ways …
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Comment #30203099
You have to be careful using these burners in in-building enclosed spaces---they can produce carbon monoxide. They are really designed for open air use.
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Comment #30200271
I had something like that hanging off a parallel port in a PC in 1990; it read the status bits of a printer port and booted accordingly. Could still do it today, via a $1 USB seria…
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Comment #29431449
I always clock screws in the electrical wall plates, for a vertical slot.
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Comment #28696167
FWIW, TPM 2.0 can encrypt the TPM traffic, so the attack by physically sniffing the TPM ( https://dolosgroup.io/blog/2021/7/9/from-stolen-laptop-to-in... ) is no longer possible.
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Comment #28513903
BBC Micro:bit has a 5x5 LED matrix that can be read by an analog GPIO, so you can play with reading back light levels.
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Comment #28373689
boot windows safe mode, execute sysprep. This strips windows of hardware-specific drivers, so that qemu should have an easier time running it. The whole thing is crusty, and it may…