Java’s equals() and hashcode() are two methods that work together to verify if two objects have the same value. You can use them to make object comparisons easy and efficient in your Java programs.

In Java, encapsulation basically translates to this simple guideline: “Don’t access your object’s data directly ... Methods can return values that the caller uses. To return a value ...

Finally, we can return specific values from our methods ... then we recommend reading up on classes and objects over at the official Java Documentation from Oracle. Alternatively, why not check ...

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 ...

ONE OF THE key objectives early in the design of Java ... object. Without careful consideration of the use of the reference returned to and possibly retained by the caller, a loitering object may ...