大约有 42,000 项符合查询结果（耗时：0.0848秒） [XML]
What is the meaning of single and double underscore before an object name?
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edited Oct 18 '18 at 11:25
Markus Meskanen
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Does Python have an ordered set?
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edited Oct 10 '17 at 17:29
LondonRob
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How to import a Python class that is in a directory above?
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edited Apr 15 at 17:56
anon58192932
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Is there a Python caching library?
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edited Dec 14 '17 at 10:02
Iberê
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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...standard back then (beyond the reference material at the back of the first edition of K&R), and C code of any complexity was typically a complex maze of #ifdefs to allow for differences between systems. These macro definitions were generally set by the compiler itself, not defined in a library h...
Getting the class name of an instance?
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edited Mar 19 at 16:12
Boris
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How to implement a good __hash__ function in python [duplicate]
.... Don't make the hash computation any more expensive than it needs to be.
Edit: I would recommend against using xor to mix hashes in general. When two different properties have the same value, they will have the same hash, and with xor these will cancel eachother out. Tuples use a more complex calc...
How to set the prototype of a JavaScript object that has already been instantiated?
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EDIT Feb. 2012: the answer below is no longer accurate. __proto__ is being added to ECMAScript 6 as "normative optional" which means it isn't required to be implemented but if it is, it must follow the given set of rules. Thi...
Print all properties of a Python Class [duplicate]
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edited Dec 4 '19 at 22:54
John R Perry
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Is there a TRY CATCH command in Bash
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edited Feb 19 at 5:20
answered Feb 25 '14 at 9:50
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