metaclass
Delphi class references... aka metaclasses... when to use them
I\'ve read the official documentation and I understand what class references are but I fail to see when and why they are best solution compared to alternatives.[详细]
2023-01-09 19:59 分类:问答Python: Metaclasses all the way down
I have an esoteric question involving Python metaclasses.I am creating a Python package for web-server-side code that will make it easy to access arbitrary Python classes via client-side proxies.My pr[详细]
2023-01-09 06:40 分类:问答Decorating arithmetic operators | should I be using a metaclass?
I\'d like to implement an object, that bounds values within a given range after arithmetic operations have been applied to it. The code below works fine, but I\'m pointlessly rewriting the methods. Su[详细]
2023-01-06 03:14 分类:问答Metaclass multiple inheritance inconsistency
Why is this: class MyType(type): def __init__(cls, name, bases, attrs): print \'created\', cls class MyMixin:[详细]
2023-01-02 15:07 分类:问答Given an instance of a Ruby object, how do I get its metaclass?
Normally, I might get the metaclass for a particular instance of a Ruby object with something like this:[详细]
2023-01-02 06:58 分类:问答Forms generated through admin in Django
I need to be able to create forms from admin panel. Process would look like this: I click on \"Add form\" then I enter email to which the form should be sent and of course several fields (probably tha[详细]
2023-01-01 19:39 分类:问答Dynamic Class Creation in SQLAlchemy
We have a need to create SQLAlchemy classes to access multiple external data sources that will increase in number over time.We use the declarative base for our core ORM models and I know we can manual[详细]
2022-12-29 07:48 分类:问答How can I dynamically override a class's "each" method in Groovy?
Groovy adds each() and a number of other methods to java.lang.Object. I can\'t figure out how to use the Groovy metaclass to dynamically replace the default each() on a Java class.[详细]
2022-12-29 02:17 分类:问答Remove Single Metaclass Method
I\'ve been starting to learn Groovy and am currently looking at the metaclass functionality. I have seen the examples of adding a new method, and removing all methods, but nothing about removing a sin[详细]
2022-12-28 23:00 分类:问答python: subclass a metaclass
For putting methods of various classes into a global registry I\'m using a decorator with a metaclass. The decorator tags, the metaclass puts the function in the registry:[详细]
2022-12-28 13:31 分类:问答