Developers make assumptions about how our code will behave when executed, but we’re not always right. Without certainty, it is challenging to write programs that work correctly at runtime. Java ...

Learn how to use Java annotations to associate metadata with classes, methods, and other application elements in your Java programs. There are times when you need to associate metadata, or data that ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Java 9 introduced JShell, a read-evaluate-print and loop (REPL) tool that greatly simplifies ...

A loop is a structure in programming that allows you to run the same section of code over and over. This can be used when you want to perform an iterative task (like counting, or sorting through a ...

With each new Java platform release, the stewards of the language always include a few new preview features that can be toyed with only if a developer knows how to unlock the capabilities at runtime.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more. A directory is an organizational file system structure that contains ...