Although it is part of the java.util.concurrent package, the TimeUnit enum is useful in many contexts outside of concurrency .

Most new Java developers quickly learn that they should generally compare Java Strings using String.equals(Object) rather than using == . This is emphasized and reinforced to new developers ...

This post explains how to use loops in Java. Learn for loops, while loops, do while, break, and continue. All without going loopy!

A preview feature in JDK 22 combines the strengths of virtual threads and parallel streams to improve optimization and performance. Here's how it works.

JPA and Hibernate enum mapping The Java enum, introduced in Java 5, will map to the underlying database without any intervention. The JPA framework, be it Hibernate or Toplink or DataNucleus, will ...

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Which version of Java should you use in Linux? Learn how to easily switch between different versions with a tutorial from Jack Wallen.