Top "Oop" questions

Object-oriented programming is a programming paradigm using "objects": an encapsulation consisting of data fields and methods together with their interactions.

Why use getters and setters/accessors?

What's the advantage of using getters and setters - that only get and set - instead of simply using public …

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Difference between abstraction and encapsulation?

What is the precise difference between encapsulation and abstraction?

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What is the difference between association, aggregation and composition?

What is the difference between association, aggregation, and composition? Please explain in terms of implementation.

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What is an example of the Liskov Substitution Principle?

I have heard that the Liskov Substitution Principle (LSP) is a fundamental principle of object oriented design. What is it …

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Struct like objects in Java

Is it completely against the Java way to create struct like objects? class SomeData1 { public int x; public int y; } …

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JavaScript private methods

To make a JavaScript class with a public method I'd do something like: function Restaurant() {} Restaurant.prototype.buy_food = function(){ // …

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What are the differences between struct and class in C++?

This question was already asked in the context of C#/.Net. Now I'd like to learn the differences between a …

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Constructors in JavaScript objects

Can JavaScript classes/objects have constructors? How are they created?

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Python class inherits object

Is there any reason for a class declaration to inherit from object? I just found some code that does this …

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What is a mixin, and why are they useful?

In "Programming Python", Mark Lutz mentions "mixins". I'm from a C/C++/C# background and I have not heard the …

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