java how to generate random integer in range

/**
 * @author lautturi.com 
 * Java example: generate random numbers in a specific range in java
 */

import java.util.*;
import java.util.Random;

public class Lautturi {

	public static void main(String[] args) {
		
		int from = 0;
		int to = 100;
		Random rand = new Random();
		int random_integer = rand.nextInt(to-from) + from;
		System.out.println("random number: "+random_integer);

	}
}

output:

random number: 35