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Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
I've been profiling some of our core math on an Intel Core Duo, and while looking at various approaches to square root I've noticed something odd: using the SSE scalar operations, it is faster to take a reciprocal square root and multiply it to get the sqrt, than it is to use the native sqrt opcode!...
Create a tag in a GitHub repository
I have a repository in GitHub and I need to tag it.
I tagged in a shell, but on GitHub , it is not showing up.
7 Answ...
Understanding Spring @Autowired usage
I am reading the spring 3.0.x reference documentation to understand Spring Autowired annotation:
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More than 10 lines in a node.js stack error?
Is there a way to get more than 10 lines in a node.js stack error?
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switch case statement error: case expressions must be constant expression
My switch-case statement works perfectly fine yesterday. But when I run the code earlier this morning eclipse gave me an error underlining the case statements in color red and says: case expressions must be constant expression, it is constant I don't know what happened. Here's my code below:
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How to access data/data folder in Android device?
I am developing an app and I know my database *.db will appear in data/data/com.****.***
18 Answers
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What is the difference between the OAuth Authorization Code and Implicit workflows? When to use each
OAuth 2.0 has multiple workflows. I have a few questions regarding the two.
9 Answers
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How can one use multi threading in PHP applications
Is there a realistic way of implementing a multi-threaded model in PHP whether truly, or just simulating it. Some time back it was suggested that you could force the operating system to load another instance of the PHP executable and handle other simultaneous processes.
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Why can't yield return appear inside a try block with a catch?
The following is okay:
4 Answers
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Escape quote in web.config connection string
I have a connection string in my web config:
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