Questions tagged [polymorphism]
In computer science, polymorphism is a programming language feature that allows values of different data types to be handled using a uniform interface.
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C++ compile time polymorphism example [closed]
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/...
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Cache for mesh objects
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 ...
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Parametric visibility and order of tkinter labels
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 ...
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Logistics project that implements several shipping APIs
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
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One-time dynamic, many-time *almost* static type dispatch
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 ...
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Gallery template class
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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Entity Framework - component shop using polymorphism and generic repository
I am creating a .NET Framework MVC EF application for PC components. I wanted to make full use of inheritance, polymorphism and generic repository pattern - but was wondering if my initial design ...
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Model animals using inheritance in Java, revised
Yesterday I posted my first solution to an interview problem here. I am now aware that I have many weak spots in Java and need to do extensive review before tackling any more interviews. Having said ...
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Inquiring possible alternatives to custom hierarchy-aware smart pointer
I have a medium sized project that uses a class hierarchy that essentially boils down to:
...
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C++: Event system for game engine
Since writing your own C++ game engine seems to be really popular these days (seriously just look at the amount of people presenting their WIPs on YouTube) I figured I'd try it myself.
My mental model ...
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Efficient vector-like polymorphic container which retains type information
This is my attempt of implementing an efficient, cache-friendly, vector for polymorphic objects.
From now on I will refer to "virtual functions" as functions which are dependent on an object'...
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Using (templated) function-scope static address as Unique ID [closed]
typedef const bool* const TypeID;
template<typename>
TypeID TypeIdOf() noexcept {
static const bool idLoc(0);
return &idLoc;
}
I'm using ...
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Animal, Dog, and IDangerous - Using interfaces and inheritance with C#
I'm quite new to object-oriented C#. I wanted to test my knowledge by creating a Dog/Animal classes. I also tried to implement ...
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Banking system using polymorphism
I am asking this, because after studying I am confused that it is necessary to declare base class object, then declare derived class object and then store reference of derived class object in base ...
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POLYMORPHISM - Design a database connection and command
> Exercise 1: Design a database connection
To access a database, we need to open a connection to it first and close it once our job is done.
Connecting to a database depends on the type of the ...
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