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 ...

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.