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Java 2022-01-31 22:51:40
how to initalize the array as to false
import java.util.Arrays; public class BooleanArrayTest { public static void main(String[] args) { Boolean[] boolArray = new Boolean[5]; // initialize a boolean array for(int i = 0; i < boolArray.le... Add solution -
Java 2021-09-12 10:31:04
map multiple fields from java stream
private static <T> Predicate<T> distinctByKeys(Function<? super T, ?>... keyExtractors) { final Map<List<?>, Boolean> seen = new ConcurrentHashMap<>(); return t -> &... Add solution