Null or nonexistent data gets complicated when the application expects a data value and gets nothing or unexpected values; that's when you must perform coding that properly handles these situations to ...

package dustin.examples; import java.util.Objects; /** * Simple class to be used in demonstration of JDK 7's java.util.Objects class. * * @author Dustin */ public class Person { private String ...

It doesn’t take much Java development experience to learn firsthand what the NullPointerException is about. In fact, one person has highlighted dealing with this as the number one mistake Java ...