JDK 25 brings powerful new features to Java and JVM developers. Here are seven new or updated features that could convince ...

Java's default constructor allows developers to create instances of classes when no other constructors are explicitly defined. The default constructor in Java takes no arguments -- it simply ...

Properties and methods make Java classes interesting. Properties represent the data an object possesses, while methods enable the intelligent manipulation of that data. However, to perform any ...

Here's a topic I don't understand. What's the benefit of making a private constructor and a public getInstance method? I understand why you would make the constructor private: to keep someone from ...

I wrote about the NetBeans hint “Overridable Method Call in Constructor” in the blog post Seven Indispensable NetBeans Java Hints. In this post, I look at why having an overridable method called from ...

We should know about Java Syntax. It is important to know the basic flow of Java classes. Basically, the order of Java Syntax is following this. The package declaration is the first line in the Java ...

One of the open design questions around primary constructors is whether and how an in-header primary constructor can call a superclass constructor. Some options: Disallowed. An in-header primary ...