When you use the Visitor pattern and you need to get a variable inside visitor method, how to you proceed ?
BGL\'s depth_first_search algorithm sometimes calls back_edge() on visitors even if there are no cycles in the graph. By definition of back edge, and according to Boost\'s DFS Visitor Documentation, t
Is there a popular Perl module that works like Data::Dumper but allows user to write hook to manipulate the data inside complex structure or object.
This is somewhat hypothetical as I\'m not too worried about performance - just wondering which option is actually the fastest/most efficient in general, or if there is no difference whatsoever.
I don\'t know if I\'m missing something here, but I am having trouble casting an object to its actual, initialized type. Basically, if I create an object with \"SuperClass sc = new SubClass(),\" then
I want to have a map that permits a tree-like behaviour. I want to be able to define a Map from string to an object, that can be another map, or a string:
I was looking into other questions related to the visitor pattern but couldn\'t understand the implementation of double dispatc开发者_开发问答h in visitor pattern.
In the visitor pattern, i want the client to only have access to the getters of the elements, while the visitors should have access to getters and setters. How would you implement it?
I\'m currently generating code intended for a C++ compiler. I\'m generating a class that will take a visitor object, call the accept method on it with several objects. However, I want the visitor to h
I want to expand a declared Visitor through inheritance and have the run-time environment search the descendents of the Visitor for the correct method to execute.I can have this in C#, but I\'m lookin
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