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SQL - many-to-many table primary key
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paxdiablopaxdiablo
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When to use the brace-enclosed initializer?
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4
@user1304032: A locale is not a string, therefore you wouldn't use copy initialization. A locale also does not contain a string (it might st...
Directive isolate scope with ng-repeat scope in AngularJS
...vid Miller
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Using emit vs calling a signal as if it's a regular function in Qt
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14
Do you know if there was ever an implementation (or a planned implementation) of an emit that actually did more than nothing? I find that h...
Cartesian product of x and y array points into single array of 2D points
...mpy.transpose([numpy.tile(x, len(y)), numpy.repeat(y, len(x))])
array([[1, 4],
[2, 4],
[3, 4],
[1, 5],
[2, 5],
[3, 5]])
See Using numpy to build an array of all combinations of two arrays for a general solution for computing the Cartesian product of N arrays.
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Final arguments in interface methods - what's the point?
...like there's any point to it. According to the Java Language Specification 4.12.4:
Declaring a variable final can serve
as useful documentation that its value
will not change and can help avoid
programming errors.
However, a final modifier on a method parameter is not mentioned in the ru...
What is a Proxy in Doctrine 2?
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edited Jan 28 at 4:35
Salman von Abbas
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Writing your own STL Container
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Here's a sequence pseudo-container I pieced together from § 23.2.1\4 Note that the iterator_category should be one of std::input_iterator_tag, std::output_iterator_tag,std::forward_iterator_tag,std::bidirectional_iterator_tag,std::random_access_iterator_tag. Also note that the below is tec...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
How can the theoretical peak performance of 4 floating point operations (double precision) per cycle be achieved on a modern x86-64 Intel CPU?
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Grep characters before and after match?
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3 characters before and 4 characters after
$> echo "some123_string_and_another" | grep -o -P '.{0,3}string.{0,4}'
23_string_and
share
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improv...