If you're not familiar with object-oriented programming, some of the concepts can be hard to understand, especially if you're a longtime procedural language programmer. Follow along as we take a look ...

JSON is the leading data interchange format for web applications and more. Here’s what you need to know about JavaScript Object Notation. JSON, or JavaScript Object Notation, is a format used to ...

But I don't know how to edit objects of the class based on the input from the user. Or if that is even possible. Yes it's possible. You're already doing it for firstname and lastname. From what you've ...

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 ...