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Printing tuple with string formatting in Python
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205
>>> thetuple = (1, 2, 3)
>>> print "this is a tuple: %s" % (thetuple,)
this i...
How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...tring columnName = String.Empty;
int modulo;
while (dividend > 0)
{
modulo = (dividend - 1) % 26;
columnName = Convert.ToChar(65 + modulo).ToString() + columnName;
dividend = (int)((dividend - modulo) / 26);
}
return columnName;
}
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Why does one hot encoding improve machine learning performance?
...h" and "US". Assume, without loss of generality, that these are encoded as 0, 1 and 2. You then have a weight w for this feature in a linear classifier, which will make some kind of decision based on the constraint w×x + b > 0, or equivalently w×x < b.
The problem now is that the weight w c...
Get column index from column name in python pandas
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answered Oct 23 '12 at 0:06
DSMDSM
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Get distance between two points in canvas
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edited Mar 18 '18 at 19:06
Tony L.
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answered Ja...
Best way to iterate through a Perl array
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answered May 7 '12 at 20:00
ikegamiikegami
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How do I create a dictionary with keys from a list and values defaulting to (say) zero? [duplicate]
I have a = [1,2,3,4] and I want d = {1:0, 2:0, 3:0, 4:0}
5 Answers
5
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How do you validate a URL with a regular expression in Python?
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answered May 6 '09 at 1:09
S.LottS.Lott
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How to find where gem files are installed
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10 Answers
10
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What are Vertex Array Objects?
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102
"Vertex Array Object" is brought to you by the OpenGL ARB Subcommittee for Silly Names.
Think ...