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Is std::vector so much slower than plain arrays?
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UseVector completed in 4.412 seconds
UseVectorPushBack completed in 8.017 seconds
The whole thing completed in 14.626 seconds
So array is twice as quick as vector.
But after looking at the code in more detail this is expected; as you run across the vector twice and the array only once. ...
JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
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What I think is that somebody realized that the queryForInt/Long methods has confusing semantics...
“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
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answered Mar 27 '11 at 4:01
Winston EwertWinston Ewert
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Checking images for similarity with OpenCV
...ue (maybe a percentage) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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How to create a cron job using Bash automatically without the interactive editor?
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20 Answers
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How do I iterate over an NSArray?
...d idiom to iterate over an NSArray. My code needs to be suitable for OS X 10.4+.
8 Answers
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How do I install from a local cache with pip?
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(![]+[])[+[]]… Explain why this works
..., for example.
![]; // false, it was truthy
!{}; // false, it was truthy
!0; // true, it was falsey
!NaN; // true, it was falsey
After it, we have the second operand of the addition, an empty Array, [], this is made just to convert the false value to String, because the string representation of...
Replace only some groups with Regex
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answered May 15 '11 at 0:13
bluepnumebluepnume
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Blocks on Swift (animateWithDuration:animations:completion:)
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the completion parameter in animateWithDuration takes a block which takes one boolean parameter...