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 ...

Welcome to "Mastering Enum in Java," a comprehensive series designed to demystify one of Java's powerful yet often misunderstood features: enums. Whether you're new to programming or looking to deepen ...

Although it is part of the java.util.concurrent package, the TimeUnit enum is useful in many contexts outside of concurrency. In this post, I look at how the TimeUnit enum can be used even in code ...

So, for example, as a programmer, you have a challenge to create two (2) separated Java enums to represent the Brazilian states and regions. Obviously, you can create a Java enum to Brazilian regions ...

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 ...

Decades later, I realize that Art was right. At the time, I only considered constants from the maintenance point of view: If I hardcoded some value into my application then, should that value ever ...

If I declare a constant and use that constant in my code, I only have to change the value in one place: where I declare the constant. But, as useful as that feature is from a maintenance point of view ...