Learn how to write and validate unit tests with JUnit 5. This article shows you how to configure a Maven project for JUnit, write basic and parameterized unit tests, and use JUnit 5’s built-in ...

How to Encrypt and Decrypt. This program uses the Caesar Cipher algorithm, which we discussed last month.As a review, this cipher works by shifting each letter by 0 to 25 times.

Learn how to test your Java web applications that use design patterns with this article. Discover how to identify, choose, and write the test cases for your web design patterns.

Maximizing code reuse in your Java programs means writing code that is easy to read, understand, and maintain. Here are eight ways to get started. Writing reusable code is a vital skill for every ...

One way to test sorting algorithms in Java is to use the JUnit framework, which is a popular tool for unit testing and automated testing. JUnit allows you to write test cases, run them, and check ...

When I write Java, I rarely compile it to a standalone application, I spend a lot of time in the IDE, writing and running small checks and refactoring to abstraction layers. ” The Java For Testers ...

Discover how to write effective test cases in Java; Explore how TDD can be incorporated into ... This book is for expert Java developers and software architects crafting high-quality software in Java.

I recently published an article on screen scraping with Java, and a few Twitter followers pondered why I used JSoup instead of the popular, browser-less web testing framework HtmlUnit. I didn’t have a ...