This tutorial first introduces the lambda language feature, then provides a more detailed introduction to functional programming with lambda expressions along with target types.

Lambda expressions are new to Java SE 8, and in my opinion they are the most significant language features debuting in this version.

The goal of a lambda expression in Java is to implement a single method. All Java methods have an argument list and a body, so it should come as no surprise that these two elements are an important ...

The functional Predicate interface gets used extensively by the Java 8 Streams API. Any developer who wants to master functional programming in Java will need to be comfortable with the Predicate ...