metaprogramming

相关标签：javascript jquery android 多少钱 iPhone

Why can't I include Kernel in the singleton class of an instance of Object

In the top-level : unbinded_method = method :puts #=> Object(Kernel)#puts(*arg1) but I did this obj = Object.new[详细]

2023-03-22 01:24 分类：问答
Generic class to derive from its generic type parameter

Compiles: public class SerializableObject<T> implements Serializable { public T m_object; } Does开发者_高级运维 NOT compile:[详细]

2023-03-21 21:38 分类：问答
question about parameter passing in Ruby

Comparing the following two code snippets: class Logger def self.add_logging(id_string) define_method(:log) do |msg|[详细]

2023-03-21 08:12 分类：问答
Python name of class in class body

Is it possible to get the class name within the body of a class definition? For example, class Foo(): x = magic() # x should now be \'Foo\'[详细]

2023-03-21 02:04 分类：问答
Python __new__ metaclass behavior with inheritance

I have two questions regarding the behavior of running the below code. Why is __new__ even being called without instantiating an object? I thought __new__ controlled the creation of a new instance. Ne[详细]

2023-03-21 00:43 分类：问答
Good "One page documents" to take away everywhere [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers.[详细]

2023-03-19 12:04 分类：问答
How does Sinatra define and invoke the get method?

I\'m pretty curious about how this thing works. after require \'sinatra\' then I can invoke get() in the top level scope.[详细]

2023-03-19 01:24 分类：问答
Extending a class method in a module

I\'m playing with ruby\'s metaprogramming features, and I\'m finding it a bit hairy. I\'m trying to wrap a method call using a module. Currently, I\'m doing this:[详细]

2023-03-18 20:18 分类：问答
boost::fusion::result_of::as_set (or as_vector) converted from complex (nested) mpl sequences

#include <iostream> #include <boost/fusion/mpl.hpp> #include <boost/fusion/include/mpl.hpp>[详细]

2023-03-17 14:46 分类：问答
Redefining a method [duplicate]

This question already has answers here: When monkey patching an instance method, can you call the开发者_StackOverflow overridden method from the new implementation?[详细]

2023-03-17 14:11 分类：问答