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📅 March 6, 2021

Interfaces – An Object-Oriented Contract For Usage

This episode, we look at interfaces. These are not supported by all languages. However, when they are supported, they are very useful. The interface specification allows us to provide language-based constraints for our method signatures. It also is an excellent…

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📅 March 4, 2021

Flexibility in OOP – Build in hooks for change

One of the essential concepts to understand is flexibility in OOP. A good design requires the ability to extend it. There are ways to do this. However, they require us to incorporate mechanisms for validation and growth. That means we…

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📅 March 4, 2021

Code Consistency – Critical For Practical Polymorphism

One of the challenges of good polymorphic design is code consistency. We are building a way to communicate with developers. Therefore, our language or syntax needs to be easy to understand. Likewise, we need to set and meet expectations properly.…

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📅 February 27, 2021

Polymorphism Without Side Effects – Object-Oriented Clarity

We discussed in the previous episode how polymorphic behavior gives us a form of a common language for objects. Thus we need to consider the idea of polymorphism without side effects, so we have clear and concise commands. There is…

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📅 February 25, 2021

Polymorphism Overview – Reducing code size and a better user experience

We start the next series of episodes with a polymorphism overview. This is a core concept for proper object-oriented design. Likewise, we will dig into several practical ways to use this. Polymorphism Overview – A Definition As with many topics,…

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📅 February 22, 2021

Data Hiding – Practical Accessors

We have discussed the accessor levels of our data. In most environments, the three levels are public, protected, and private. In this episode, we go deeper into these concepts and a practical approach to data hiding. The Private Access Level…

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