Java tutorial
//package com.java2s; import java.util.ArrayList; import java.util.List; public class Main { public static List<Double> populateDoubleList(int numberOfItems) { List<Double> dummyDoubleList = null; if (numberOfItems > 0) { dummyDoubleList = new ArrayList<Double>(); for (int i = 0; i < numberOfItems; i++) { final double randomNumber = (Math.random() * numberOfItems); dummyDoubleList.add(randomNumber); } } return dummyDoubleList; } }