|If a problem X (decision problem) is known to be NP-Complete, and proven to be reduced to problem Y, can you then say problem Y is NP-Complete?|
| by john in Web Design|
If a problem X (decision problem) is known to be NP-Complete, and proven
to be reduced to problem Y in polynomialtime, can you then say problem Y is
My first thought was, no, problem Y needs to be
shown that it is in NP. But after further thought, if X is reduced to Y, Y
is already considered to be NP-Complete. Now I'm just confused...any help
would be appreciated.
|C++ code compiles but dies problem (Having a line (queue), a buffer, and if not empty problem)|
| by Stuka in Development Tools & Services|
So I have a class. .h file with some variables like:
const unsigned char * buffer;
const unsigned char *
|Algorithm that is a combination of the continuous knapsack problem and the variable size bin packing problem|
| by Lithuania in Programming Languages|
I'm trying to solve a problem (in php, but programming language doesn't
I'm having a n number of persons that have paid money, and I
have got a m number of persons that are going to pay the same amount as the
sum of what the n number of people have paid.
I want to calculate the
shortest route of money transfers between these persons. It is possible to
split the payments and p
|IE css problem or jquery ui problem? weird cursor while showing custom nested rows|
| by cjdavis in Development Tools & Services|
I hope you can help me on this one.
Here's a simplified
version of my row object.
Nothing special: a button, a title, and a
content that slides down when the button is pressed.
|Problem reading URL with Python. Code opens up any other URL. Possible Header or Cookie problem|
| by language-agnostic in Network & Servers|
Using python urllib or urllib2, for the life of me, I can not read the
This page reads fine with Firefox or IE. I tried spoofing the
tried using the cookielib module to no avail.
|Problem running SSIS with ORACLE Data Source problem in Windows 64 bit|
| by Dave Lievense in Databases|
I've managed to connect my SQL Server 2005 in Windows 64 bit server with
ORACLE database. (Thanks to Mr. Jeyong Park
The problem is :
In SSIS when I used Oracle as a OLE DB Data
Source and previewed the data, it works, however, when I run the Package,
the OLE DB Data Source task fail
|Problem using FBO: Only first pass renders. A possible problem at setting render target back?|
| by AtenRa in Development Tools & Services|
I have a huge problem with using FBO.
I have a multi-pass
display using FBOs and multitexturing. Everything seems to work fine until
the end of first execution of display.
I set the render target
back to screen using glBindFrameBufferEXT(GL_FRAMEBUFFER_EXT, 0) at the end
of my display function but the passes after that do not take effect. The
screen seems to freeze..
|Can non styled HTML elements make any type of problem in document flow or any cross browser problem?|
| by gqlewis in Web Design|
Should we write css to each element or only for those elements which
want to give style?
like for example
<a href="#">content text&
|CSS problem with list elements in Chrome & Safarie (no problem in Firefox or IE)|
| by Milander in Development Tools & Services|
I'm looking for suggestions for debugging... I'm kind of at a loss right
now. If you view this site in Firefox or IE, it will look fine... check it
in Safari or Google Chrome and the text contained within the list elements
of the sliding panel does not display :(
here is my HTML
|PHP mkdir() and fopen() does not work - permissions problem? umask problem?|
| by markku in Programming Languages|
The following PHP script fails to create the directory. It will also
fail to create the file (when the directory already exists).
echo ABSPATH . '<br /><br
$dir_to_make = ABSPATH . '/aaatest';
ABSPATH . '/aaatest/aaatest.txt';
echo umask() . '