 | | Re: Interesting audio puzzle
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(...) <snip> (...) A couple things that may or may not help, but might be fun... Place a heavy object in one of the places that appears to generate a constant tone, and stand in another such place. How does that affect the tone? "Jump" in place (...) (24 years ago, 8-Jan-01, to lugnet.off-topic.geek)
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| | Interesting audio puzzle
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Over the weekend I experienced a puzzing thing with my home stereo system. My stereo system includes a powered subwoofer, which started humming when I stepped or stood in various places in my apartment. The stereo was on, but the CD playing was (...) (24 years ago, 8-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) <snip> (...) Aah, with your external tables, 0 to 15 would work well. You don't even need to scale it really since the output of your algorithm is just the relative ranking of articles. It would be easy to generate a 0-15 rating for the (...) (24 years ago, 7-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) Well, basically, whatever is fast and flexible -- whatever that turns out to be. It might even turn out that a fixed-point representation is flexible enough and maybe even faster since it would involve only a single floating- point multiply by (...) (24 years ago, 7-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) I was thinking about this some more, and am really wondering what you will be doing with the numbers. If the only computations you need to do with them are comparisons, then once converted they will be extremely cheap to work with (the reason (...) (24 years ago, 5-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) I've been a pretty serious geek, especially with low level stuff like this. My first real job involved developing a Fortran style formatted I/O for the Apple II which involved digging into the the internal guts of Applesoft BASIC so that we (...) (24 years ago, 4-Jan-01, to lugnet.off-topic.geek)
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| | Possible virus in "complete.exe"
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Bad news: According to Bas Oskamp <aldjia@freeler.nl> the LDraw parts distribution file, "complete.exe", may contain a virus. I have temporarily made the file unavailable on the ldraw.org web site. Meanwhile the parts distribution is available as a (...) (24 years ago, 4-Jan-01, to lugnet.announce, lugnet.cad, lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) Wow, Frank, I didn't know you geeked like that! All right! (...) It past my bedtime, so I'll have to think more about it another time, but you've definitely given me hope that it could be done pretty efficiently. As a bonus in this case, the (...) (24 years ago, 4-Jan-01, to lugnet.off-topic.geek)
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| | Re: Bitstring vector to list conversion in Perl5
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(...) $veclength = length($v) * 8; It isn't precise, but it's fast -- and a few bits of slop would be perfectly OK here since the slop would be 0-bits. :-) (...) Well, plus, map{} is also almost always slower than looping (especially with use (...) (24 years ago, 4-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) After thinking about this, I realized most compact binary floating point forms don't allow denormalized numbers. The reason is that if one assures that all numbers are normalized, the bit to the left of the decimal point is always a 1, and (...) (24 years ago, 4-Jan-01, to lugnet.off-topic.geek)
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| | Re: News search function reactivated (was: News search function temporarily disabled)
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(...) I probably couldn't, no, but a very experienced Java programmer and a good JVM machine could conceivably do better than C. (It's not unheard of for Java to be faster than C for certain types of things.) The big hits would probably be the JVM (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Bitstring vector to list conversion in Perl5
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(...) well, I can think of several ways of doing it, but since $v might be millions of bits long, we don't really want to get the full list in memory ever. So I guess the simplest way would be to run through the vector, indexing the 1s: (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: 8-bit floating-point number representations?
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(...) Hmm, 8 bit floating point numbers can't implement a very large range of numbers. How many bits of exponent were you planning on? I think conversion would probably actually be pretty easy since you will just take e bits of the exponent from the (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: News search function reactivated (was: News search function temporarily disabled)
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(...) Of course I've heard of situations where an interpreter outdid hand crafted assembler. This can occur if the portion of the interpreter necessary to run your code fits in the code cache and the byte codes fit in the data cache when the hand (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Suggested CD-R(W) Burner programs
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(...) CDRWIN isn't the most user-friendly program in the world, and it really isn't designed (or used much) for backing up files. It's mainly a CD copying program. As a matter of fact it was originally known as PSXCopy - I'll leave it to your (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Digital Camera
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(...) 340mb, yeah. I'm thinking of getting a larger Microdrive when I get a PocketPC unit that supports them, but I will still use the 340mb for the camera unless I have a storage "emergency". (24 years ago, 3-Jan-01, to lugnet.general, lugnet.off-topic.geek)
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| | Re: News search function reactivated (was: News search function temporarily disabled)
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(...) Aah, you definately couldn't have done that in Java. Of course the ability to declare a couple register variables helps too. KL (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Suggested CD-R(W) Burner programs
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(...) Nero worked fine...I'm quite relieved I wasted $0.17 instead of $17... --Bram (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Suggested CD-R(W) Burner programs
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(...) It seems to have worked. However, I couldn't figure out how to just copy files to a CD using CDRWIN, so I used the "File Backup and Tools" window. I guess I now have a CD with an image of the file I copied (DivX movie--The Rock, 690MB). I was (...) (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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| | Re: Suggested CD-R(W) Burner programs
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(...) Yes...a 933 MHz 384 RAM computer that came with a 125 watt power supply :( At least they replaced that for free... (...) check when it's finished, though. --Bram (24 years ago, 3-Jan-01, to lugnet.off-topic.geek)
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