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Java 2022-03-19 16:25:23
how to cast arraylist to array in java
import java.util.ArrayList; public class ListToArray { public static void main(String args[]){ ArrayList<String> list = new ArrayList<String>(); list.add("Apple"); ... Add solution -
Java 2022-03-17 20:20:04
java add a list to a list
package com.journaldev.examples; import java.util.ArrayList; import java.util.List; public class ListAddExamples { public static void main(String[] args) { List<String> vowels = new ArrayList<>(); vowels.add("A"); // [A] ... Add solution -
Java 2021-11-03 18:11:08
java append to list
package com.journaldev.examples; import java.util.ArrayList; import java.util.List; public class ListAddExamples { public static void main(String[] args) { List<String> vowels = new ArrayList<>(); vowels.add("A"); // [A] ... Add solution -
Java 2021-10-04 17:32:02
añadir objetos de diferentes clases en una misma lista
public interface IObject { } public class ContactoServer implements IObject { } public class ListServer implements IObject { } public class hola implements IObject { } List<IObject> lista = new ArrayList<IObject>(); Add solution -
Java 2021-09-01 14:19:02
reverse linked list in java to get both head and tail
/* public class ListNode { public int val; public ListNode next; public ListNode(int x) { val = x; next = null; } } */ public static ListNode[] reverse_linked_list(ListNode head) { ListNode prev = null; ListNode current = hea... Add solution
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