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Simple and fast method to compare images for similarity
...ive error between images.
double errorL2 = norm( A, B, CV_L2 );
// Convert to a reasonable scale, since L2 error is summed across all pixels of the image.
double similarity = errorL2 / (double)( A.rows * A.cols );
return similarity;
}
else {
//Images have a different size
ret...
How to flatten an ExpandoObject returned via JsonResult in asp.net mvc?
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You could also, make a special JSONConverter that works only for ExpandoObject and then register it in an instance of JavaScriptSerializer. This way you could serialize arrays of expando,combinations of expando objects and ... until you find another kind of ob...
Converting Select results into Insert script - SQL Server [closed]
I have SQL Server 2008 , SQL Server Management Studio.
18 Answers
18
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MYSQL OR vs IN performance
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I think the BETWEEN will be faster since it should be converted into:
Field >= 0 AND Field <= 5
It is my understanding that an IN will be converted to a bunch of OR statements anyway. The value of IN is the ease of use. (Saving on having to type each column name multip...
How do I grab an INI value within a shell script?
...rrors, ignore them by adding: 2>/dev/null
See also:
How to parse and convert ini file into bash array variables? at serverfault SE
Are there any tools for modifying INI style files from shell script
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How do I convert a hexadecimal color to rgba with the Less compiler?
... 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
How can I convert a NodeJS binary buffer into a JavaScript ArrayBuffer?
12 Answers
12
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How to select only date from a DATETIME field in MySQL?
...ate,'%y-%m-%d') from tablename
for time zone
sql2 = "SELECT DATE_FORMAT(CONVERT_TZ(CURDATE(),'US/Central','Asia/Karachi'),'%Y-%m-%d');"
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Python: Ignore 'Incorrect padding' error when base64 decoding
I have some data that is base64 encoded that I want to convert back to binary even if there is a padding error in it. If I use
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How do I convert a String object into a Hash object?
I have a string which looks like a hash:
13 Answers
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