descriptor

相关标签：javascript jquery android 多少钱 iPhone

python class data descriptor list

I ca开发者_如何学Cn\'t seem to figure out how to get a list of a classes data descriptors. Basically, I want to run some validation against the fields and unset fields. For instance:[详细]

2023-04-11 16:12 分类：问答
Meanings of dollar sign in Java method descriptor?

For example, its part of the Jikes RVM stack. at [0x70cfba90, 0x708cfaa4] Lorg/apache/lucene/index/SegmentInfos;[详细]

2023-04-08 17:16 分类：问答
python3: bind method to class instance with .__get__(), it works but why?

I know if you want to add a method to a class instance you can\'t do a simple assignment like this: >>> def print_var(self): # method to be added[详细]

2023-04-06 10:32 分类：问答
Using a class instance as a class attribute, descriptors, and properties

I have recently stated trying to use the newer style of classes in Python (those derived from object). As an excersise to familiarise myself with them I am trying to define a class which has a number[详细]

2023-03-27 02:10 分类：问答
Custom property with setter

I am looking for a pure Python implementation of the property builtin to understand howinitialization works. I have found many that deal with the descriptor interface (__get__, __set__) but none descr[详细]

2023-03-25 01:39 分类：问答
Silverlight DomainDataSource and FilterDescriptors (Entire query loaded from server THEN filtered in client?)

I need to know if DomainDataSource with filterdescriptors added will first load ALL the data from the client and then filter on the client, or do the filter descriptors cause the domaindatasource to c[详细]

2023-03-21 12:00 分类：问答
Java Advanced Imaging GradientMagnitudeDescriptor

I have been reading the API and documentation (http://java.sun.com/products/java-media/jai/forDevelopers/jai1_0_1guide-unc/Analysis.doc.html 9.5 Edge Detection) and have come across the GradientMagnit[详细]

2023-03-14 23:43 分类：问答
Python: why can't descriptors be instance variables?

Say I define this descriptor: class MyDescripto开发者_开发技巧r(object): def __get__(self, instance, owner):[详细]

2023-03-03 21:25 分类：问答
Static and instance methods in Python [duplicate]

This question already has answers here: Can a method be used as either a staticmethod or instance method?[详细]

2023-03-02 18:30 分类：问答
bash: how to redirect stdout/stderr then later revert fd's?

I want a script to redirect stdout and stderr to a file, do a bunch of stuff, then undo those redirections and take action on the file contents.I\'m trying:[详细]

2023-03-01 06:45 分类：问答