If what you really need is an explaination of the concepts of classes as the title suggests, maybe this will help:

Think of objects in coding just as you would objects in the real world.

A Dodge Ram is an object.
It is made up of smaller objects: Engine, doors, tires
Each of those is made up of smaller objects: Bolts, pistons, etc.

Objects in...

Adam made a good point in response to my "I Quit, I can't take it any more" post.

So I thought I would take a moment and relax. He's right that most coders don't see the sunshine enough. Luckily I do. So let me share a little with you.

First: This is my home. I'm a full time RV'er that works from home. So I live...

Its all about how you write your logic code. For example, doing what my wife said recently got me in trouble because I think like a programmer:

Looking at the home page: Do you see a single question or problem going unanswered that begs for our attention:
...

The homework logic entry has been updated to include how to start designing a multiple choice quiz question. Here's a hint: The GUI is not first. Let's look at how to build a game engine first and the GUI last.

Homework question help thread