大约有 45,000 项符合查询结果（耗时：0.0413秒） [XML]
How to install Boost on Ubuntu
I'm on Ubuntu, and I want to install Boost. I tried with
7 Answers
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How do I log a Python error with debug information?
I am printing Python exception messages to a log file with logging.error :
12 Answers
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What is the instanceof operator in JavaScript?
The instanceof keyword in JavaScript can be quite confusing when it is first encountered, as people tend to think that JavaScript is not an object-oriented programming language.
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What does a type followed by _t (underscore-t) represent?
This seems like a simple question, but I can't find it with the Stack Overflow search or Google. What does a type followed by a _t mean? Such as
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How to log a method's execution time exactly in milliseconds?
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edited Jan 17 '17 at 14:05
Mohammad Zaid Pathan
13.7k55 gold badges7878 silver badges108108 bronze badges
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Objective-C ARC: strong vs retain and weak vs assign
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From the Transitioning to ARC Release Notes (the example in the section on property attributes).
// The following declaration is a synonym for: @property(retain) MyClass *myObject;
@property(strong) MyClass *myObject;
So strong is the ...
How do I change the string representation of a Python class? [duplicate]
...s print function prints the string representation of the object defined by its toString() . Is there a Python equivalent to Java's toString() ?
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Add custom messages in assert?
Is there a way to add or edit the message thrown by assert? I'd like to use something like
8 Answers
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Explicitly select items from a list or tuple
...BigList[i] for i in [87, 342, 217, 998, 500] )
I compared the answers with python 2.5.2:
19.7 usec: [ myBigList[i] for i in [87, 342, 217, 998, 500] ]
20.6 usec: map(myBigList.__getitem__, (87, 342, 217, 998, 500))
22.7 usec: itemgetter(87, 342, 217, 998, 500)(myBigList)
24.6 usec: list( myBig...
Can we define implicit conversions of enums in c#?
Is it possible to define an implicit conversion of enums in c#?
12 Answers
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