Objects: Instances of Classes
So, what exactly is an object? Think of it this way: a CLASS is like a blueprint. It defines what so
Creating and Storing Objects (Instantiation)
Okay, so we know what objects are and how to declare a variable to point to them. But how do we actu
Calling Methods
Alright, you've got your object, it's sitting there in memory, all cozy. But what can you *do* with
Constructors
Remember those constructors we briefly mentioned when we talked about `new`? Let's give them the spo
String Objects: Concatenation, Literals, and Escape Sequences
Alright, let's talk about one of the most common and important objects you'll use in Java: the `Stri
String Methods
Since `String` is a class, it comes packed with a ton of useful methods to manipulate and analyze te
Wrapper Classes: Integer and Double
Okay, we know `int` and `double` are primitive types, right? They hold raw values. But what if you n
Exploring the Math Class
Last but not least, let's talk about the `Math` class! This is a super handy utility class that prov