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call non-virtual method of derived class in polymorphic hierarchy of library that can't be modified without down-casting

score 77 · Answer 1 · 2022-10-12T18:50:46.763000

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call non-virtual method of derived class in polymorphic hierarchy of library that can't be modified without down-casting

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score 354 · Answer 6 · 2021-02-12T16:12:09.003000

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score 106 · Answer 11 · 2019-07-21T19:05:07.510000

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score 100 · Answer 12 · 2019-03-27T14:40:35.673000

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score 1757 · Answer 19 · 2018-05-17T09:23:14.060000

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TechQA.

List Question

call non-virtual method of derived class in polymorphic hierarchy of library that can't be modified without down-casting

Visitor Pattern and Double Dispatch

How to get concrete type from mapping variable?

Double dispatch using visitor pattern in Java

`vec_arith` double dispatch error with packages

How to use a Double Dispatch with compareTo in JAVA?

Wrong double dispatch method when putting a vctrs-built class in a package

Double dispatch in R: S4 vs vctrs library

How is an "isa?" based multimethod more than syntax sugar for instanceof?

What exactly happened that we need double dispatch/visitor in c++

Forward declaring class with templated code

Overloading method without modifying classes

Passing shared_ptr<Base> as shared_ptr<Derived>

C++ Double dispatch with runtime polymorphism?

C++ double dispatch example

Polymorphic binary function

How to Emulate Double Dispatch in Objective-C

Double dispatch in C++ not working

Why we need accept() in Visitor pattern and why we cannot call visitor.visit() directly?

Visitor and double dispatch without overriding "accept" method in c++

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