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Java 2021-11-10 10:36:17
Arraylist swap calues
public class ArrayListExample { public static void main(String[] args) { ArrayList<String> list = new ArrayList<>(Arrays.asList("a", &q... Add solution -
Assembly 2021-11-09 23:03:21
javafx observable collection
import java.util.ArrayList; import java.util.List; //from w ww .j a v a 2 s . c o m import javafx.collections.FXCollections; import javafx.collections.ListChangeListener; import javafx.collections.ObservableList; public class Main { public static vo... Add solution -
Javascript 2021-11-07 20:44:26
delete value from json array with index
ArrayList<String> list = new ArrayList<String>(); JSONArray jsonArray = (JSONArray)jsonObject; int len = jsonArray.length(); if (jsonArray != null) { for (int i=0;i<len;i++){ list.add(jsonArray.get(i).toString()); } } //R... Add solution -
Java 2021-11-07 14:18:16
Create a new ArrayList called courses1, add 5 courses to it and print it out.
import java.util.ArrayList; public class Course { private String courseName; private int noOfStudents; private String teacher; public static int instances = 0; private ArrayList<Student> studentList; //Getters public Stri... Add solution -
Java 2021-11-04 10:59:12
java iterate over list
ArrayList<String> namesList = new ArrayList<String>(Arrays.asList( "alex", "brian", "charles") ); for(String name : namesList) { Syste... Add solution -
Java 2021-11-04 06:18:15
java list remove
//create ArrayList ArrayList<String> arrayList = new ArrayList<String>(); //add item to ArrayList arrayList.add("item"); //check if ArrayList contains item (returns boolean) System.out.println(arrayList.contains("item")); /... Add solution
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