Java gives you the ability to dynamically create strings. Even after you set the string value, you can add more characters to the string value throughout the code. This process lets you build a ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Note: You may assume the string contain only lowercase letters ...

package chapter_18; import java.util.Scanner; /** * (Occurrences of a specified character in a string) Write a recursive method that * finds the number of occurrences of a specified letter in a string ...

In addition to using Unicode character escapes, you could write the special characters directly in the Java source as long as your Java environment supports and uses the correct source encoding.