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Fastest way to check if string contains only digits
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answered Sep 18 '11 at 11:13
jakobbotschjakobbotsch
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How to optimize for-comprehensions and loops in Scala?
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111
The problem in this particular case is that you return from within the for-expression. That in...
Shorten string without cutting words in JavaScript
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answered Mar 28 '11 at 3:19
NT3RPNT3RP
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Modulo operator with negative values [duplicate]
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From ISO14882:2011(e) 5.6-4:
The binary / operator yields the quotient, and the binary % operator
yields the remainder from the division of the first expression by the
second. If the second operand of / or % is zero the behavior is
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How do I sort a vector of pairs based on the second element of the pair?
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};
std::sort(v.begin(), v.end(), sort_pred());
If you're using a C++11 compiler, you can write the same using lambdas:
std::sort(v.begin(), v.end(), [](const std::pair<int,int> &left, const std::pair<int,int> &right) {
return left.second < right.second;
});
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GCC dump preprocessor defines
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edited Mar 11 at 18:27
answered Nov 5 '13 at 0:31
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Checking if an object is null in C#
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edited Jun 20 '11 at 23:34
answered Jun 20 '11 at 21:41
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App Inventor 2 数学代码块 · App Inventor 2 中文网
...,b)，使得 ( 下取整(a/b) × b ) + 求模(a,b) = a。
例如，求模(11, 5) = 1、求模(-11, 5) = 4、求模(11, -5) = -4、求模(-11, -5) = -1。
求模(a,b) 始终与 b 具有相同的符号，而 余数(a,b) 始终与 a 具有相同的符号。
余数 (remainder)
余数(a,b) 返回 ...
Is there a way to navigate to real implementation of method behind an interface?
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Vural
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answered Oct 30 '12 at 9:55
MajorRefactoringMajo...
Remove everything after a certain character
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var s = '/Controller/Action?id=11112&value=4444';
s = s.substring(0, s.indexOf('?'));
document.write(s);
Sample here
I should also mention that native string functions are much faster than regular expressions, which should only really be used when n...