The drawback to Java's default constructor is that its initializations are fairly meaningless: Reference types are initialized to null. Primitive number types are initialized to 0. Primitive boolean ...

However, to perform any meaningful operations with the data a class contains, the properties must be initialized to meaningful values. Initializing the properties of a class is the job of a Java ...

Classes, fields, methods, constructors ... seven advanced techniques for Java programming with fields and methods, including recursion, method chaining, pass-by-value arguments, and rules for ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java. Many programming languages allow ...