Java Tutorial

Why We Use Static Class in Java? In Java, static is a keyword that can be used with variables, classes, blocks, and…

String Pool in Java In Java, String is the most important topic. There is a number of concepts related to String but…

Types of Classes in Java In Java, the class is a blueprint from which we can create an individual object. Java provides…

Java return Keyword Java return keyword is used to complete the execution of a method. The return followed by the appropriate value…

Java String isEmpty() The Java String class isEmpty() method checks if the input string is empty or not. Note that here empty…

Java String length() The Java String class length() method finds the length of a string. The length of the Java string is…

Java String concat The Java String class concat() method combines specified string at the end of this string. It returns a combined…

Non-primitive data types in Java Data types define the type of data that is stored in the variable. The type specifies the…

Java String contains() The Java String class contains() method searches the sequence of characters in this string. It returns true if the…

Java Program to Count the Occurrences of Each Character In this section, we will discuss how to count the frequency of characters…