Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Java strings are created and manipulated through the string class. Once created, a string is immutable -- its value cannot be changed ... which are sequences of characters. Methods of class string ...

The Java compiler must create synthetic methods on nested classes ... $100 has been created on the nested class NestedClass to provide its private String to the enclosing class.

In this post, we will learn how to call a method in Java. This is a useful “chunk” of code that you can call from anywhere else in your program, thus preventing you from needing to write out ...

The correct way to convert a String to long in Java is to use the parseLong(String x) method of the Long wrapper class. The following String to long example program converts the text String 90210 to a ...