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Size of Matrix OpenCV
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241
cv:Mat mat;
int rows = mat.rows;
int cols = mat.cols;
cv::Size s = mat.size();
rows = s.height;...
How do you use variables in a simple PostgreSQL script?
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10 Answers
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How to compare DateTime in C#?
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182
MSDN: DateTime.Compare
DateTime date1 = new DateTime(2009, 8, 1, 0, 0, 0);
DateTime date2 = n...
how to reference a YAML “setting” from elsewhere in the same YAML file?
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130
I don't think it is possible. You can reuse "node" but not part of it.
bill-to: &id001
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How to check if all list items have the same value and return it, or return an “otherValue” if they
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155
var val = yyy.First().Value;
return yyy.All(x=>x.Value == val) ? val : otherValue;
Clean...
Will web browsers cache content over https
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134
By default web browsers should cache content over HTTPS the same as over HTTP, unless explicit...
Default value of BOOL
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175
There is no default value if you write
-(void)somemethod {
BOOL x; // <--- no default v...
How can I resolve “Error: No developer directory found at /Developer”?
I just upgraded XCode to 4.3.1.
I'm using a script to build (and then deploy through Testflight) my app.
But I now receive this error:
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Select 50 items from list at random to write to file
... space efficient for sampling from a
large population: sample(xrange(10000000), 60)
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