Welcome to the Java Programming Concepts Repository 🎯. This repository contains a collection of Java programs that demonstrate fundamental to advanced concepts of the Java programming language. Each ...

[gui] java.lang.NullPointerException: Cannot invoke "java.awt.Rectangle.equals (Object)" because "this.bounds" is null #2571 ...

All major Java features, including inheritance, inner classes, static methods, exceptions, etc., are supported. The GUI components built from Java's Swing or AWT libraries can be visualized in ...

The evolution of Java desktop technology is straightforward and distinct from web UI development, which has seen much more advancement and the introduction of many new frameworks. Let's take a deep ...

How to Draw Pixels in Java. Java's Graphics2D class provides methods to draw primitive shapes, such as lines, rectangles and ellipses. It lacks a method for drawing pixels.