大约有 42,000 项符合查询结果(耗时:0.0508秒) [XML]

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Performance of Java matrix math libraries? [closed]

...ults are as follows. Using multithreaded ATLAS with C/C++, Octave, Python and R, the time taken was around 4 seconds. Using Jama with Java, the time taken was 50 seconds. Using Colt and Parallel Colt with Java, the time taken was 150 seconds! Using JBLAS with Java, the time taken was again aroun...
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What's an Aggregate Root?

... concept of an Aggregate Root keeps coming up. When searching both the web and Stack Overflow for help with what an aggregate root is, I keep finding discussions about them and dead links to pages that are supposed to contain base definitions. ...
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Real differences between “java -server” and “java -client”?

Is there any real practical difference between "java -server" and "java -client"? 11 Answers ...
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How do I check if an integer is even or odd? [closed]

... if (x % 2) printf("%d is odd\n", x); return 0; } /* and.c */ #include <stdio.h> int main(void) { int x; for (x = 0; x < 10; x++) if (x & 1) printf("%d is odd\n", x); return 0; } I then compiled these with gcc 4.1.3 on one of my m...
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Convert pem key to ssh-rsa format

I have a certificate in der format, from it with this command I generate a public key: 8 Answers ...
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What is the difference between Trap and Interrupt?

What is the difference between Trap and Interrupt? 9 Answers 9 ...
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Generating CSV file for Excel, how to have a newline inside a value

...ot strip off leading spaces. You will get unwanted spaces in your headings and data fields. Worse, the " that should be "protecting" that line-break in the third column will be ignored because it is not at the start of the field. If you have non-ASCII characters (encoded in UTF-8) in the file, you ...
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What does the 'L' in front a string mean in C++?

...r extended character set. Wikipedia has a little discussion on this topic, and c++ examples. share | improve this answer | follow | ...
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Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi

I've looked at a number of similar questions and so I'm demonstrating that I've checked the basics. Though of course, that doesn't mean I haven't missed something totally obvious. :-) ...
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Storing Images in DB - Yea or Nay?

...han file system storage you can super-accelerate file system access with standard off the shelf products for example, many web servers use the operating system's sendfile() system call to asynchronously send a file directly from the file system to the network interface. Images stored in a database...