Section 8.1.3 of the Java Language Specification (JLS) states, “The class java.lang.Object … is the primordial class and has no direct superclass.” That means java.lang.Object serves as the root class ...
The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...
Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...
The previous section discussed how to obtain and set up Java for both Windows and Linux personal computers. Now, we're going to talk briefly about the Java language itself. Again, we're not trying to ...