The Java 2 SDK organizes its vast collection of classes and interfaces into a tree-like hierarchy of packages within packages, which is equivalent to directories within directories.

So to learn Java lambda syntax, you need to be familiar with its three component parts: The argument list The arrow The method body To apply these concepts, we first need a functional interface. A ...

1. The Java compiler: javac The javac utility is the most important command-line interface (CLI) tool you will find in the JDK's bin directory. This is the Java compiler, and whether you use Maven, ...