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Search: Posts Made By: nibble4bits
Forum: Puzzles 2010-02-11, 12:12
Replies: 31
Views: 1,898
Posted By nibble4bits
Well are you aware that the CD's format is based...

Well are you aware that the CD's format is based on.... video tapes? The 44.1 KHz sample rate is actually related to the timing of some VCRs.

Let's say that you just want to make a CD player out...
Forum: Puzzles 2010-02-11, 10:19
Replies: 13
Views: 5,820
Posted By nibble4bits
Cool That should work in QBASIC. Here's some C++ code...

That should work in QBASIC. Here's some C++ code to do roughly the same thing. Obviously a snippet. Add headers, etc. yourself.


Recognize the pattern? ;)

::EDIT:: If you want a proof,...
Forum: Puzzles 2008-07-24, 00:54
Replies: 3
Views: 634
Posted By nibble4bits
Haha this reminds of the days of the Apple 2's...

Haha this reminds of the days of the Apple 2's disk formats. They used values like 5A5A5... to mark bounderies so that the drive controller's firmware could translate (in real time) the raw bits...
Forum: PrimeNet 2008-07-23, 23:32
Replies: 4
Views: 1,087
Posted By nibble4bits
Cool Normally I wouldn't post a reply to a reply but...

Normally I wouldn't post a reply to a reply but it's been so long... I finished that assignment today! Uninstalling and retiring this laptop as a big number cruncher. The desktop will be my...
Forum: PrimeNet 2008-06-29, 08:16
Replies: 382
Views: 69,984
Posted By nibble4bits
Oh wow, I meant this: ...

Oh wow, I meant this:

http://www.stanford.edu/group/pandegroup/folding/release/FAH6.02beta1-Linux.tgz

I guess Standford's FAH's more than a slight leap from Prime95. Oops.

Thanks for the...
Forum: PrimeNet 2008-06-29, 05:35
Replies: 382
Views: 69,984
Posted By nibble4bits
Versions listed at mersenne.org: Windows Vista ...

Versions listed at mersenne.org:
Windows Vista
Windows 95/98/Me/NT/2000/XP
Windows 64-bit
Linux
FreeBSD
Windows NT/2000/XP Service
OS/2
Windows 3.1
Forum: Software 2008-06-29, 01:45
Replies: 8
Views: 857
Posted By nibble4bits
Isn't there a command line option to signal a...

Isn't there a command line option to signal a shutdown request? Most resource-intensive programs tend to have that now, and usually it's a second, smaller program. You could just use the task...
Forum: PrimeNet 2008-06-28, 22:16
Replies: 382
Views: 69,984
Posted By nibble4bits
Is there a plan for a single-core Athlon 64...

Is there a plan for a single-core Athlon 64 version for Linuxes?
I have a CPU just waiting to get a client that works on Ubuntu Hardy Heron. Good luck on next prime, Joe
Forum: Soap Box 2008-06-28, 21:54
Replies: 29
Views: 2,414
Posted By nibble4bits
Hmm all I can say about the embassy is......

Hmm all I can say about the embassy is... crosscutting aka confetti shredder or to be cool - shredder fed to incinerator automatically! If I really wanted to be ultra(beyond government) paranoid,...
Forum: Soap Box 2008-06-28, 21:01
Replies: 214
Views: 9,177
Posted By nibble4bits
I see everyone concentrating on oil as a fuel but...

I see everyone concentrating on oil as a fuel but what about oil as a source of cheap polymers? What is the economics in a system where burning (!) oil as a primary fuel for cars is considered...
Forum: Linux 2008-06-28, 19:22
Replies: 15
Views: 1,417
Posted By nibble4bits
Thank goodness for Google. Even with Hardy Heron...

Thank goodness for Google. Even with Hardy Heron (8.04 LTS) there's many installation issues for a first time Ubuntu installer - or at least there was on the Athlon 64 version. Most of the issues I...
Forum: PrimeNet 2008-06-11, 03:58
Replies: 4
Views: 1,087
Posted By nibble4bits
Well I'm still on this one so I'm not so shocked...

Well I'm still on this one so I'm not so shocked on some of the batch jobs:

Prime95 (v24.14): M19913713 Double-checking (85.36% completion)

Started it a loooooonnnnng time ago, but I still...
Forum: Puzzles 2008-06-05, 11:32
Replies: 8
Views: 3,149
Posted By nibble4bits
Oooooooh, nice! I'll have to check that one...

Oooooooh, nice!

I'll have to check that one out. Thank you for the news link. There reason I started this thread was to see what solutions people would think of, and how varied they can be.

A...
Forum: Puzzles 2008-06-04, 14:17
Replies: 8
Views: 3,149
Posted By nibble4bits
LOL Cheesehead has the idea. Yes, there were...

LOL Cheesehead has the idea. Yes, there were mechanical computers long before vacuum tubes, but they're almost all very complicated. An abacus is the least. ;)

Does anyone have any circuit...
Forum: Homework Help 2008-06-04, 00:56
Replies: 17
Views: 2,034
Posted By nibble4bits
Note that I'm using the notation that...

Note that I'm using the notation that Int(f(x),x,a,b) is the same as the antiderivative of f(x) on the interval from a to b. If a and b are not specified, of course it's an indefinite integral...
Forum: Puzzles 2008-06-03, 22:36
Replies: 9
Views: 737
Posted By nibble4bits
When I was reading this problem, I was initially...

When I was reading this problem, I was initially thinking you meant something like this for c=number of cubes and n=number of layers:

c=n^2+(n-1)^2+(n-2)^2+...+3^2+2^2+1
In other words the number...
Forum: Puzzles 2008-06-03, 22:05
Replies: 8
Views: 3,149
Posted By nibble4bits
Simplest general purpose CPU?

There is a class and a student states that any general purpose CPU can emulate another, assuming there's enough resources. In other words if you have enough RAM and instruction cycles/patience, your...
Forum: Lounge 2008-04-25, 02:30
Replies: 745
Views: 56,728
Posted By nibble4bits
I like the paper one. :) ...

I like the paper one. :)
http://www.ieee-huntsville.org/y2002/lw0208tough.html
Forum: Math 2008-03-15, 07:35
Replies: 3
Views: 1,244
Posted By nibble4bits
Do I understand right? That this is based on...

Do I understand right? That this is based on this formula for quadratics:
(n+1)^2=n^2+2n+1; let m=n+1
m^2-n^2-1=2n
Thus consecutive squares are always 2n+1 appart.

That formule you mentioned...
Forum: Lounge 2008-03-15, 07:04
Replies: 16
Views: 865
Posted By nibble4bits
Microsoft should have made Vista able to use...

Microsoft should have made Vista able to use Linux drivers recompiled for their own *nix kernal. Oh wait, nevermind... NIH and GPL poisoned this idea from the start. ;)
Forum: Lounge 2008-03-15, 06:55
Replies: 30
Views: 2,195
Posted By nibble4bits
Wouldn't it be 1/10th closer in the article? ...

Wouldn't it be 1/10th closer in the article? Heh.

I wonder what I'll be doing on the 14th of March in 2015.
Forum: Puzzles 2008-03-15, 06:38
Replies: 10
Views: 2,493
Posted By nibble4bits
Firstly, treat this question as equivilent to...

Firstly, treat this question as equivilent to thinking about all possible moves. It's in theory possible to never have this algorythm halt. Realisticly, that may never happen in practice (see...
Forum: Puzzles 2008-03-15, 06:14
Replies: 19
Views: 842
Posted By nibble4bits
Arbitary precision arithmatic is your friend! ...

Arbitary precision arithmatic is your friend! Have fun waiting 6 months for your calculation that would take 2 months with less-than-64-bit numbers. :)
Forum: Puzzles 2008-03-15, 05:59
Replies: 1
Views: 494
Posted By nibble4bits
An odd checksum - others like it?

From HPI-fmt2.txt version 1.0 (HPI is a format for Total Annihilation):

CHECKSUM CALCULATION

The checksum in each HPIENTRY2 is calculated from the uncompressed file
data.

It's actually four...
Forum: Math 2008-01-22, 00:39
Replies: 4
Views: 378
Posted By nibble4bits
I see what you mean, but I should have qualified...

I see what you mean, but I should have qualified it by saying that it's possible to not divide by 'a' at all. To be more specific in programmer's terms, this 'loop' must not run the first time if 'x...
Showing results 1 to 25 of 181

 
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