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How do I flag a method as deprecated in Objective-C 2.0?
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answered Oct 11 '10 at 18:02
Shay ErlichmenShay Erlichmen
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How do I read an entire file into a std::string in C++?
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140
One way is to flush the stream buffer into a separate memory stream, and then convert that to st...
Why is a “GRANT USAGE” created the first time I grant a user privileges?
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answered Oct 19 '10 at 19:43
Espresso_BoyEspresso_Boy
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Label encoding across multiple columns in scikit-learn
... encode a pandas DataFrame of string labels. As the dataframe has many (50+) columns, I want to avoid creating a LabelEncoder object for each column; I'd rather just have one big LabelEncoder objects that works across all my columns of data.
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How to calculate the number of days between two dates? [duplicate]
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const oneDay = 24 * 60 * 60 * 1000; // hours*minutes*seconds*milliseconds
const firstDate = new Date(2008, 1, 12);
const secondDate = new Date(2008, 1, 22);
const diffDays = Math.round(Math.abs((firstDate - secondDate) / oneDay));
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Java HashMap performance optimization / alternative
...ted out the hashCode() method was to blame. It was only generating around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every o...
cannot convert data (type interface {}) to type string: need type assertion
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301
According to the Go specification:
For an expression x of interface type and a type T, the ...
Nested attributes unpermitted parameters
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answered Apr 10 '13 at 8:20
thorsten müllerthorsten müller
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Embedding Python in an iPhone app
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It doesn't really matter how you build Python -- you don't need to build it in Xcode, for exampl...
Does Python have a string 'contains' substring method?
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