Write a brief note on ArrayWritable and TwoDArrayWritable.? Example?
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Q: Challenge exercise What are examples of other methods that the Arrays class provides?
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A: To compare header and body of getBalance and getPrice methods.
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A: In this problem, we will discuss about how to create appropriate array list objects.
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A: Code and Output start from step-2.
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Q: Then write two instances of this class with different studentID, different name, and different
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Q: Write the output produced by the method when it is passed this ArrayList: [5, 17, 23, -7, -3, 11,…
A: The required output and its code with a screenshot have been provided in the next step.
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Q: hat is the best way to remove duplicates from an ArrayList?
A: What is the best way to remove duplicates from an ArrayList?
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Q: Based on the information in the screenshots, please answer the following question below. The…
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A: Solution
Q: Write short notes on addFirst( ) method
A: The Answer is in below steps
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Q: What is encapsulation?Clarify with help of example?
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A: Here is the explanation:
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Q: What is the difference in the result of returning the words in a HashSet compared with returning…
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Q: Based on the information in the screenshots, please answer the following question below. The…
A: Answer is given below .
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A: Given:
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A: Here is the explanation:
Q: When will we get ArrayStoreException?
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A: Here is the answer:-
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Q: A description of the GetNumberOfConsoleInputEvents method would be helpful,
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Q: implement a printAnimals() method that provides easy-to-read output displaying the details of…
A: can suggest you to just run small parts of code separately not the entire code once
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- Review: 4. What is the output of below javacode? ___________import java.util.*;class Array{public static void main(String args[]){int array[] = new int [5];for (int i = 5; i > 0; i--)array[5-i] = i;Arrays.fill(array, 1, 4, 8);for (int i = 0; i < 5 ; i++)System.out.print(array[i]);}} 5. Complete the sentence: The type parameter section is surrounded by ________.6. A method that introduces its own type parameter is a generic method. True/False.7. Complete the sentence: Generic type parameters can be restricted to a group of types that implement a given interface. You can do that byusing the keyword__________.8. Type parameters can represent ( stand for) reference types as well as primitive types. True/false.Using examples of your own, write short notes to explain how ArrayList and LinkedList work in Java. please give me a code example how to do that?If arraylist contain "apple", "orange", "mango", "grapes". What indexOf("melon") do
- Write java program that only use OOP with Decisions, Loops, Arrays and ArrayList, Input/Output Files, and Constructing Objects and ClassesChallenge exercise What are examples of other methods that the Arrays class provides?In java .If arraylist contain "apple", "orange", "mango", "grapes". What indexOf("melon") do
- i need comments on the code example: int x; // declare x and life cycle VB Code Imports SystemImports System.Collections.GenericImports System.ComponentModelImports System.DataImports System.DrawingImports System.LinqImports System.TextImports System.Threading.TasksImports System.Windows.Forms Namespace StudentPublic Partial Class Form1Inherits Form Public Sub New()InitializeComponent()End Sub Private Sub btnCalculatePerc_Click(ByVal sender As Object, ByVal e As EventArgs)txtPercentage.Text = ((Convert.ToInt32(txtMark1.Text) + Convert.ToInt32(txtMark2.Text) + Convert.ToInt32(txtMark3.Text)) / 3).ToString()End Sub Private Sub btnDisplayGrade_Click(ByVal sender As Object, ByVal e As EventArgs)If Convert.ToDouble(txtPercentage.Text) >= 80 ThentxtLevel.Text = "Excellent"ElseIf Convert.ToDouble(txtPercentage.Text) >= 70 AndAlso Convert.ToDouble(txtPercentage.Text) <= 79 ThentxtLevel.Text = "Very Good"ElseIf Convert.ToDouble(txtPercentage.Text) >= 60 AndAlso…In java, i want to use forkjoin platform to execute 5 ArrayList to make it load faster Pls? give me a code example how to do that?Develop a class ResizingArrayQueueOfStrings that implements the queueabstraction with a fixed-size array, and then extend your implementation to use arrayresizing to remove the size restriction.Develop a class ResizingArrayQueueOfStrings that implements the queueabstraction with a fixed-size array, and then extend your implementation to use arrayresizing to remove the size restriction.
- do the changes in this program according to the given instruction like coaches instead of teachers,sports name instead of courses etc, import java.util.*;class CourseManager{//toatl students each section can holdstatic int max_Students;//mapping of each sections w.r.t to courseHashMap<String,ArrayList<Section> > courses ; //constructor for CourseManagerpublic CourseManager(int max){max_Students = max;courses = new HashMap<>();}//class Person which will be used by teacher and students to inherit its propertiesstatic class Person{String name;int age;public Person(String name , int age ){this.name = name;this.age = age;}}//teacher classstatic class Teacher extends Person{int id;public Teacher(int id , String name , int age ){super(name , age );this.id = id;}}//student classstatic class Student extends Person{int id;public Student(int id , String name , int age ){super(name , age );this.id = id;}}//section classstatic class Section{int section;String course ;Teacher…Need help with the parts that say TODO in images , This may be needed scoresheet code below package edu.vtc.cis2271.yahtzee; import java.util.ArrayList;import java.util.HashSet;import java.util.List;import java.util.Set; public class Scoresheet{ private static final int SMALL_STRAIGHT_SCORE = 30;private static final int LARGE_STRAIGHT_SCORE = 40;private static final int FULL_HOUSE_SCORE = 25;private static final int YAHTZEE_SCORE = 50;private static final int TOP_HALF_BONUS = 35;private static final int TOP_HALF_BONUS_LEVEL = 63; @SuppressWarnings("javadoc")public enum Category {Ones,Twos,Threes,Fours,Fives,Sixes,SmallStraight,LargeStraight,ThreeOfKind,FourOfKind, FullHouse, Yahtzee,Chance} public Scoresheet(){_scores = new int[Category.values().length];_listeners = new ArrayList<>();for (int i = 0; i < _scores.length; i++)_scores[i] = -1;} public void addScoreSheetListener(ScoreSheetListener listener){_listeners.add(listener);} public void…TaskDeclare and implement 5 classes: FloatArray, SortedArray,FrontArray, PositiveArray & NegativeArray.1- The FloatArray class stores a dynamic array of floats and itssize. It has:- A parameterized constructor that takes the array size.- An add method that adds a float at the end of the array.- Overloading for the insertion operator << to write the array to afile (ofstream)- Overloading for the extraction operator >> to read the arrayelements from the file (ifstream) and add them to the array.- A destructor to deallocate the array2- The SortedArray inherits from FloatArray. It has:- A parameterized constructor that takes the array size.- An add method that adds a float at the right place in the arraysuch that the array remains sorted with every add. Don’t add tothe array then sort but rather add in the right place.3- The FrontArray inherits from FloatArray. It has:- A parameterized constructor that takes the array size.- An add method that adds a float at the front of…