Can have instance mutable fields, parameters, or local variables. Only functional interfaces can use the lambda feature in Java. Abstract classes with only one abstract method cannot use lambdas.

Regardless of whether or not we are using lambda expressions, we use the Java interface shown in Listing 3 in place of the C++ typedef to specify the signature of the function parameter.

When you work with the JDK's Streams API and Lambda functions, you can use the ever-popular Java Predicate interface to help simplify the evaluation of boolean conditions. Also known as the Java 8 ...

Many developers get intimidated when they look at all the new APIs that accept lambda expressions as arguments, and wonder how they’ll ever figure out which Java function to use and what the proper ...

But adding Lambda expressions to Java 8 had a side effect: it made the Collections API look especially long in the tooth. It forced the Oracle team to "bite the bullet," Goetz said, and addressed the ...

Amazon Web Services Inc. (AWS) yesterday announced that cloud developers can now use Java for writing Lambda functions, which provide event-driven functionality while taking care of needed compute ...