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Capture iframe load complete event
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203
<iframe> elements have a load event for that.
How you listen to that event is up to you...
How to find out what type of a Mat object is with Mat::type() in OpenCV
...e CV_16U: r = "16U"; break;
case CV_16S: r = "16S"; break;
case CV_32S: r = "32S"; break;
case CV_32F: r = "32F"; break;
case CV_64F: r = "64F"; break;
default: r = "User"; break;
}
r += "C";
r += (chans+'0');
return r;
}
If M is a var of type Mat you can call it ...
Error installing libv8: ERROR: Failed to build gem native extension
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try this one:
gem install libv8 -v '3.16.14.3' -- --with-system-v8
Note : Because libv8 is the interface for the V8 engine used by therubyracer,
you may need to use libv8, even if you have V8 installed already. If
you wish to use your own V8 installat...
Sorting a Python list by two fields
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BrechtDeMan
5,52433 gold badges2121 silver badges2424 bronze badges
answered Mar 6 '11 at 19:38
mouadmouad
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Why aren't python nested functions called closures?
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403
A closure occurs when a function has access to a local variable from an enclosing scope that has...
Using Java with Nvidia GPUs (CUDA)
..., consider a matrix multiplication: The number of instructions will be O(n^3) when n is the size of the matrix. In this case, one can expect that the GPU will outperform a CPU at a certain matrix size. Another example could be when many complex trigonometric computations (sine/cosine etc) are perfor...
Get the first element of each tuple in a list in Python [duplicate]
... for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_list = [x for x,_ in rows]
Below is a demonstration:
>>> lst = [(1, 2), (3, 4)...
How to remove an item from an array in AngularJS scope?
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edited Jan 10 '13 at 5:09
answered Jan 10 '13 at 4:11
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Understanding “randomness”
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edited May 23 '17 at 12:10
Community♦
111 silver badge
answered Oct 18 '10 at 4:03
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Using switch statement with a range of value in each case?
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edited Aug 23 '17 at 14:18
answered Jun 3 '12 at 20:49
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