- From the Java 1.7 version, it is not compulsory to mention the generic type on the right-hand side if you have already mentioned it on the left-hand side. - If we want to apply our own logic in ...

Comparable, Comparator and their difference. A comparable object is capable of comparing itself with another object. The class itself must implements the java.lang.Comparable interface to compare its ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...