大约有 42,000 项符合查询结果（耗时：0.0457秒） [XML]
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...
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...
What is the difference between public, protected, package-private and private in Java?
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edited Jul 31 '19 at 5:52
Istiaque Hossain
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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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NSLog the method name with Objective-C in iPhone
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edited Aug 29 '17 at 5:26
Irfan
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How to decorate a class?
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edited Oct 7 '10 at 20:51
orokusaki
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Python (and Python C API): __new__ versus __init__
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edited Jan 24 '13 at 10:12
answered Feb 1 '11 at 5:16
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Explaining Python's '__enter__' and '__exit__'
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edited Apr 29 '16 at 18:10
Andre Miras
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method of iterating over sqlalchemy model's defined columns?
...scover table properties from SQLAlchemy mapped object - similar question.
Edit by Mike: Please see functions such as Mapper.c and Mapper.mapped_table. If using 0.8 and higher also see Mapper.attrs and related functions.
Example for Mapper.attrs:
from sqlalchemy import inspect
mapper = inspect(Jo...
__FILE__ macro shows full path
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edited Apr 22 '15 at 20:00
Jayesh
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