Listing 1’s main() method sorts a pair of integer arrays via the java.util.Arrays class’s static void sort(int[] a) method, which appears in static method reference and equivalent lambda ...

Functional programming with a Java Consumer Sometimes programmers new to lambdas and streams get intimidated by the components defined in the java.util.function package, so I always like to remind ...

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 ...

Listing 1’s main() method sorts a pair of integer arrays via the java.util.Arrays class’s static void sort(int[] a) method, which appears in static method reference and equivalent lambda ...

The more modern take would be to use a lambda for the strategy: import java. util. function. Predicate; public class Sample { public static int totalValues(List <Integer> numbers, ...