Using the Comparable interface and compareTo() method, we can sort using alphabetical order, String length, reverse alphabetical order, or numbers.

Using "compareTo" Method An object that implements the Comparable interface must call the "implements" keyword first, and then the "compareTo" method must be defined in the Comparable class.

Java's Calendar class had its day, but the newer LocalDate class does much more. Here are seven ways to use LocalDate in your Java programs.

Implement this class to define the basic behaviors of Dessert objects. This class should implement the Comparable interface using generics so that it is comparable to other Desserts. This class should ...

As we cannot make any changes to the compareTo() method of Comparable interface, the Comparator interface provides a method compare() which is used to sort the objects of collection. It takes 2 ...