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Union of dict objects in Python [duplicate]
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How is tmp = dict(y); tmp.update(x); do_something(tmp) simpler?
– Mechanical snail
Aug 7 '12 at 6:04
7
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How to overload the operator++ in two different ways for postfix a++ and prefix ++a?
... is the same solution as the top one (posted by Martin York). It is just a bit simpler. Just a bit. Here it is:
class Number
{
public:
/*prefix*/
Number& operator++ ()
{
/*Do stuff */
return *this;
}
/*postfix...
How do you sort a list in Jinja2?
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SumanKalyanSumanKalyan
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Method overloading in Objective-C?
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answered Feb 18 '10 at 5:10
David GelharDavid Gelhar
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How to use a custom comparison function in Python 3?
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answered Mar 28 '10 at 5:15
Tim PietzckerTim Pietzcker
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ReSharper warns: “Static field in generic type”
... Generic<string>.Foo = 20;
Generic<object>.Foo = 10;
Console.WriteLine(Generic<string>.Foo); // 20
}
}
As you can see, Generic<string>.Foo is a different field from Generic<object>.Foo - they hold separate values.
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How to solve PHP error 'Notice: Array to string conversion in…'
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answered Nov 16 '13 at 10:43
jadkik94jadkik94
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What XML parser should I use in C++? [closed]
... write all of the XML specification, not just the low-lying, easy-to-parse bits. You need Namespaces, DocTypes, entity substitution, the works. The W3C XML Specification, in its entirety.
The next question is: Does your API need to conform to DOM or SAX?
I Need Exact DOM and/or SAX Conformance
OK, s...
pandas dataframe columns scaling with sklearn
...rame({'A':[14.00,90.20,90.95,96.27,91.21],
'B':[103.02,107.26,110.35,114.23,114.68],
'C':['big','small','big','small','small']})
>>> dfTest[['A', 'B']] = scaler.fit_transform(dfTest[['A', 'B']])
>>> dfTest
A ...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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110
If the script is the same across all users, you can use a lockfile approach. If you acquire the...