the program prints out 25. That’s all you really need to know about the java.util.function.Function interface. It is a very simple component that simply requires the implementation of one method — ...

In this functional programming tutorial, we will work through a Java Supplier interface example. Java’s functional supplier interface can be used any time a function needs to generate a result without ...

A simple Java program that uses Swing and Java2D to help students understand the concept of Java interfaces. The program is a JFrame that contains shapes. Created shapes can be dragged around the top ...

Write a program to read a name and then check to see if it is on a disk file. If not, add it to the end of the file. The user inputs the name and file either from the console, a JOptionPane, or your ...

Java 18's Simple Web Server lets you use a command-line tool or API to host files and more. Here's how it works. One of the handiest new features included in the Java 18 release (March 2022) was ...

In order to address such challenges and to innovate from traditional learning techniques, tangible user interfaces (TUI ... delves into the usability of a TUI system for teaching basic java ...

The students are challenged with simple practical ... they also learn how to program standard image-processing algorithms in Java. This is made possible thanks to a programmer-friendly environment and ...