Questions tagged [polymorphism]

Question 1

As noted by @TobySpeight in his answer to Polymorphic data models that save data to MySQL and restore data from MySQL the test code should also be reviewed. His ...

Question 2

This is a follow up question to Inserting and retrieving data MySql Database access in C++ using Boost::ASIO and Boost::MySQL. I have reduced the amount of code to be reviewed by presenting only one ...

Question 3

There sometimes is a desire to have access to the base class of a polymorphic object without wanting the overhead of dynamic allocation, see for example this question. For a more value-like way of ...

Question 4

The idea of the following is to adapt a hierarchy of polymorphic classes DerivedX to std::variant without modification to ...

Question 5

The Design Patterns book chapter 3 about Creational Patterns starts with a maze game. They use the maze as an example throughout the chapter and instead of rooms they have also things like enchanted ...

Question 6

Second revision of the original post: Function overloading / dynamic dispatch for Python TL;DR: Improved version of this library[^1] based on previous reviews and criticism. It provides runtime ...

Question 7

I am following the book crafting interpreters by Robert Nystrom using C++. In the book we use an Expr base class to describe expressions in the language lox. ...

Question 8

UPDATE: Second revision on separate post. Runtime function overloading / dynamic dispatch for Python (2nd revision) When I first started using Python I had a rough time dealing with some of it's ...

Question 9

Any comments/suggestions on this design? I just want to hold onto an ordered collection of messages. Each message can be one of several types. I'm using some code analogous to this currently in a ...

Question 10

I found an example using std::variant to provide compile time polymorphism as a possible optimisation to runtime polymorphism in 'Software Architecture Using C++', https://github.com/PacktPublishing/...

Question 11

I'm creating a cache system for an object (Mesh) that is expensive to create. A Mesh can be created using a small amount of ...

Question 12

I'm writing software which allows a user to view data in a number of different formats, and they can switch between formats at any time. I'm wondering if there's a better way to do this than switching ...

Question 13

I have a Python logistic project that implements several shipping APIs using class inheritance. Each of those classes must do three things: Fire requests to each endpoint with the proper parameters ...

Question 14

Annoyed at the tension between good software design principles that require well-defined delimitations between interface and implementations, and the requirements for critical code to run fast, which ...

Question 15

I have created a template class Gallery which is intended to be used as a container for objects. I used a private member of type...

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Questions tagged [polymorphism]

Integration Test for Polymorphic data models that save data to MySQL

Polymorphic data models that save data to MySQL and restore data from MySQL

A static version of std::polymorphic

Adapting a hierarchy of polymorphic classes to std::variant

Maze game from book Design Patterns with smart pointers and polymorphism

Runtime function overloading / dynamic dispatch for Python (2nd revision)

A tree of polymorphic types (Crafting Interpreters Book)

Function overloading / dynamic dispatch for Python

polymorphic message container [closed]

C++ compile time polymorphism example [closed]

Cache for mesh objects

Parametric visibility and order of tkinter labels

Logistics project that implements several shipping APIs

One-time dynamic, many-time almost static type dispatch

Gallery template class

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