It's not good enough to simply write code that works. That code must be easily maintained, enhanced and debugged when problems happen. One of the reasons why object-oriented programming is so popular ...

Here's what you need to know about object-oriented programming with classes, methods, objects, and interfaces, with examples in Java, Python, and TypeScript. Object-oriented programming (OOP) is ...

You might often want to validate parameters in your methods to ensure they have valid data. Most importantly, you might often want to protect your publicly exposed API methods by ensuring that the ...