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Checking i<em>mem>ages for si<em>mem>ilarity with OpenCV
Does OpenCV support the co<em>mem>parison of two i<em>mem>ages, returning so<em>mem>e value (<em>mem>aybe a percentage) that indicates how si<em>mem>ilar these i<em>mem>ages are? E.g. 100% would be returned if the sa<em>mem>e i<em>mem>age was passed twice, 0% would be returned if the i<em>mem>ages were totally different.
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How to declare a structure in a header that is to be used by <em>mem>ultiple files in c?
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if this structure is to be used by so<em>mem>e other file func.c how to do it?
When a type is used in a file (i.e. func.c file), it <em>mem>ust be visible. The very worst way to do it is copy paste it in each source file needed it.
The right way is putting it in an header fil...
Instance variables vs. class variables in Python
I have Python classes, of which I need only one instance at runti<em>mem>e, so it would be sufficient to have the attributes only once per class and not per instance. If there would be <em>mem>ore than one instance (which won't happen), all instance should have the sa<em>mem>e configuration. I wonder which of the follow...
Can I 'git co<em>mem><em>mem>it' a file and ignore its content changes?
Every developer on <em>mem>y tea<em>mem> has their own local configuration. That configuration infor<em>mem>ation is stored in a file called devtargets.rb which is used in our rake build tasks. I don't want developers to clobber each other's devtargets file, though.
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Local variables in nested functions
Okay, bear with <em>mem>e on this, I know it's going to look horribly convoluted, but please help <em>mem>e understand what's happening.
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How do I flush the PRINT buffer in TSQL?
I have a very long-running stored procedure in SQL Server 2005 that I'<em>mem> trying to debug, and I'<em>mem> using the 'print' co<em>mem><em>mem>and to do it. The proble<em>mem> is, I'<em>mem> only getting the <em>mem>essages back fro<em>mem> SQL Server at the very end of <em>mem>y sproc - I'd like to be able to flush the <em>mem>essage buffer and see these <em>mem>essages...
Call <em>mem>ethod in directive controller fro<em>mem> other controller
...This is an interesting question, and I started thinking about how I would i<em>mem>ple<em>mem>ent so<em>mem>ething like this.
I ca<em>mem>e up with this (fiddle);
Basically, instead of trying to call a directive fro<em>mem> a controller, I created a <em>mem>odule to house all the popdown logic:
var Popdown<em>Mem>odule = angular.<em>mem>odule('Popdow...
What's the difference between using CGFloat and float?
...o use CGFloat all over the place, but I wonder if I get a senseless "perfor<em>mem>ance hit" with this. CGFloat see<em>mem>s to be so<em>mem>ething "heavier" than float, right? At which points should I use CGFloat, and what <em>mem>akes really the difference?
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What does the 'standalone' directive <em>mem>ean in X<em>Mem>L?
What does the ' standalone ' directive <em>mem>ean in an X<em>Mem>L docu<em>mem>ent?
5 Answers
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How is “=default” different fro<em>mem> “{}” for default constructor and destructor?
I originally posted this as a question only about destructors, but now I'<em>mem> adding consideration of the default constructor. Here's the original question:
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