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Best way to convert IList or IEnumerable to Array
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edited Aug 2 '13 at 0:10
gonzobrains
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How to check if std::map contains a key without doing insert?
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Use my_map.count( key ); it can only return 0 or 1, which is essentially the Boolean result you ...
Instantiating object of type parameter
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answered Nov 18 '08 at 20:24
ericksonerickson
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unresolved reference to object [INFORMATION_SCHEMA].[TABLES]
... SamSam
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How can I specify working directory for popen
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edited May 11 '16 at 17:09
Enrico
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answered Nov 6 '09 at 3:10
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What does a double * (splat) operator do
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Ruby 2.0 introduced keyword arguments, and ** acts like *, but for keyword arguments. It returns a Hash with key / value pairs.
For this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
&g...
Expanding tuples into arguments
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answered Jan 3 '10 at 2:24
Alex MartelliAlex Martelli
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Once upon a time, when > was faster than < … Wait, what?
...c old optimization where one frame you would use GL_LESS with a range of [0, 0.5]. Next frame, you render with GL_GREATER with a range of [1.0, 0.5]. You go back and forth, literally "flipping the sign of Z and the depth test" every frame.
This loses one bit of depth precision, but you didn't have...
How do I copy the contents of one stream to another?
...(it just doesn't waste a threads blocking on I/O completion).
From .NET 4.0 on, there's is the Stream.CopyTo method
input.CopyTo(output);
For .NET 3.5 and before
There isn't anything baked into the framework to assist with this; you have to copy the content manually, like so:
public static voi...
SQL set values of one column equal to values of another column in the same table
...carusIcarus
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