After reading this section, check out Method References in Java 8 (Toby Weston, February 2014) for more insight into method references in bound and unbound non-static method contexts.

Java’s main function Java’s main method is composed of six terms — three reserved words, the main method name, a reference type and a variable name: public – Java’s main function requires a public ...

The StringUtils.isNotBlank (String) static method does exactly what we wanted in this particular case: check a String to ensure it is not null, not empty, and not white space only.

This post explains how to call a method in Java. Learn how to define methods, call them from other classes, and pass arguments!

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!

This Java naming conventions tutorial explains how and when to use snake, kebab, Pascal and camel case with variables, methods, functions and classes.

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more.