I prefer that all of my Java classes provide for immutable objects unless there is a compelling need for them to be mutable. I’m not the only one who feels this way.

Every Object in Java includes an equals() and a hashcode() method, but they must be overridden to work properly. To understand how overriding works with equals() and hashcode(), we can study their ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements ...