This Java code challenge demonstrates many important concepts about interfaces, abstract methods, and more. Stepping through the code line by line will teach us a lot about what is happening in ...

In this Java code challenge, you’ll learn about the Command design pattern and see several examples of the pattern in practice. I will also discuss how the Command pattern implements two core ...

Java Development in 2025: Evolving Priorities and Persistent Challenges. If you haven't seen the latest Java developer productivity report from Perforce, you should check it out.Written by Perforce ...

Using parallelism, branchless code and implementing SWAR (SIMD as a Register) Implementing their own “very simple” HashMap backed by an array Creating code without branches and instead performing a ...

Organizations can take the challenge by providing a sample of COBOL code and have it automatically transformed into Java or C# in 24 hours.