The "Rectangle Area Calculator" Java program takes user input for the length and width of a rectangle, calculates its area, and displays the result. It showcases basic user interaction and method ...

Rectangle class that models a rectangle's properties and behaviors. The class includes methods for calculating its perimeter and area, as well as constructors and accessors for its attributes.

I'm learning Java by writing a Mandelbrot program. I can draw the image, then use the mouse to choose an area to magnify. Works great, except... When I choose the area to magnify (mouse down, move ...