The life of TB

package ArrayListChallenge; public class Contact{private String name;private String phoneNumber; public Contact(String name, String phoneNumber){this.name = name;this.phoneNumber = phoneNumber;} public String getName(){return name;} public String getPhoneNumber(){return phoneNumber;} public static Contact createContact(String name, String phoneNumber){return new Contact(name, phoneNumber);}} pac..

Java 2016. 7. 4. 10:44

package ArrayChallenge; import java.util.Scanner; public class Main{private static Scanner scanner = new Scanner(System.in); public static void main(String[] args){int[] myInt = getIntegers(5);int[] sorted = sortIntegers(myInt);printArray(sorted);} public static void printArray(int[] array){for (int i = 0; i < array.length; i++){System.out.println("Element " + i + " contents " + array[i]);}} pri..

Java 2016. 7. 1. 21:46

# Map + List combining collections import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map; public class cc{public static void main(String[] args){Map testScores = new HashMap();List mikeScores = new ArrayList(); mikeScores.add(80);mikeScores.add(60);mikeScores.add(50); testScores.put("mike", mikeScores);printScores("mike", testScores);} public static void ..

Java 2016. 6. 29. 16:06

# IMachine.java package printing; public interface IMachine{public void turnOn();public void turnOff();public boolean isOn();} # Machine.java package printing; public class Machine implements IMachine{protected boolean isOn; public Machine(boolean isOn){this.isOn = isOn;}public void turnOn(){isOn = true;System.out.println("Machine is On!");} public void turnOff(){isOn = false;} @Overridepublic b..

Java 2016. 6. 29. 11:23

// Use StringBuilder for string concatenation in loops. package string; public class StringTest{public static String padChars1(int n, String orig){String result = "";for (int i = 0; i < n; i++){result = result + orig;}return result;} public static String padChars2(int n, String orig){StringBuilder result = new StringBuilder("");for (int i = 0; i < n; i++){result = result.append(orig);}return res..

Java 2016. 6. 28. 16:52

# Shape.java package shape_demo; public abstract class Shape{public abstract double sumAreas();} # Rectangle.java package shape_demo; public class Rectangle extends Shape{@Overridepublic double sumAreas(){return 1;}} # Triangle.java package shape_demo; public class Triangle extends Shape{@Overridepublic double sumAreas(){return 0.3;}} # Shapes.java package shape_demo; public class Shapes{public ..

Java 2016. 6. 24. 13:40

# factorial calc with recursion public class Recursion_Demo { public static int factorial(int n) {if (n

Java 2016. 6. 21. 14:37

# PriorityQueue import java.util.PriorityQueue;import java.util.Queue; public class MyPrioirityQueue { public static void main(String[] args) { Queue myQueue = new PriorityQueue();myQueue.add(new Person("Adam", 26));myQueue.add(new Person("Joe", 36));myQueue.add(new Person("Ada", 24));//System.out.println(myQueue.peek());while (myQueue.peek() != null){System.out.print(myQueue.poll() + " ");} } }..

Java 2016. 6. 21. 09:29