First code to study, Object Oriented in Java with JFrame Form, Encapsulation (Java Bean), Organized Packages, Util.Date with SimpleDateFormat, etc. Primeiro código para estudo, Orientado a objeto em ...

Java is a popular programming language, created in 1995. It is owned by Oracle, and more than 3 billion devices run Java.

Java provides a rich set of libraries to create a GUI in a platform independent way. One of the most popular libraries is Swing, of which JFrame is a class that is used extensively to create GUI.

JFrame is class of swing package in java and swing package is a part of j2se to develop standalone application. Here below I am Creating a frame with single argument constructor of the JFrame where I ...