http://www.hubberspot.com/Java How to Program. Everything you want to know about Java. Tutorials, Source Codes, SCJP, SCWCD, Frameworks, Java EE and Design Patterns.ennoreply@blogger.com (jontymagicman)Mon, 20 May 2013 05:30:03 PDTBlogger http://www.blogger.com410125noreply@blogger.comnoJava How to Program. Everything you want to know about Java. Tutorials, Source Codes, SCJP, SCWCD, Frameworks, Java EE and Design Patterns.http://feedproxy.google.com/~r/LearnJavaByExamples/~3/qNWyxJAvRwo/how-to-write-to-file-line-by-line-using.htmlApache API in JavaJava Source Codenoreply@blogger.com (jontymagicman)Mon, 20 May 2013 05:30:03 PDTtag:blogger.com,1999:blog-7221851061679184814.post-5977332677026570354 Program to demonstrate how to write to a file line by line using Apache Commons-io API in Java. package com.hubberspot.apache.commons.examples; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Collection; import org.apache.commons.io.FileUtils; public class WriteContentsToFile { public static void main(String[] args) { Collection< 2013-05-20T18:00:03.852+05:30http://www.hubberspot.com/2013/05/how-to-write-to-file-line-by-line-using.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Ieem0TzY15A/how-to-clean-contents-of-directory.htmlApache API in JavaJava Source Codenoreply@blogger.com (jontymagicman)Sun, 19 May 2013 05:30:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-6873415923729300418Program to demonstrate how to clean contents of a directory using Apache commons-io API in Java. package com.hubberspot.apache.commons.examples; import java.io.File; import java.io.IOException; import org.apache.commons.io.FileUtils; public class CleanDirectoryDemo { public static void main(String[] args) { // Create a File object and pass path of the directory // 2013-05-19T18:00:00.589+05:30http://www.hubberspot.com/2013/05/how-to-clean-contents-of-directory.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/iGLHOGe9S74/how-to-search-for-files-in-directory.htmlApache API in JavaJava Source Codenoreply@blogger.com (jontymagicman)Sat, 18 May 2013 05:30:01 PDTtag:blogger.com,1999:blog-7221851061679184814.post-2135287621714758239 Program to demonstrate how to search for files in a directory based on extension using Apache commons-io API in Java. package com.hubberspot.apache.commons.examples; import java.io.File; import java.util.Collection; import java.util.Iterator; import org.apache.commons.io.FileUtils; public class RecursiveFileSearch { public static void main(String[] args) { // Create a File 2013-05-18T18:00:01.582+05:30http://www.hubberspot.com/2013/05/how-to-search-for-files-in-directory.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/BISBwgefu4s/how-to-read-file-contents-and-convert.htmlApache API in JavaJava Source Codenoreply@blogger.com (jontymagicman)Fri, 17 May 2013 05:30:04 PDTtag:blogger.com,1999:blog-7221851061679184814.post-3287288833540534234 Program to demonstrate how to read a file contents and convert it to String using Apache commons-io API in Java. package com.hubberspot.apache.commons.examples; import java.io.File; import java.io.IOException; import java.util.List; import org.apache.commons.io.FileUtils; public class FileContentsToString { public static void main(String[] args) { // Create a File object and 2013-05-17T18:00:04.738+05:30http://www.hubberspot.com/2013/05/how-to-read-file-contents-and-convert.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/FLJ4M1zcusA/how-to-read-file-contents-line-by-line.htmlApache API in JavaJava Source Codenoreply@blogger.com (jontymagicman)Thu, 16 May 2013 05:30:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-316217606217483604 Program to demonstrate how to read a file contents line by line using commons-io API in Java. package com.hubberspot.apache.commons.examples; import java.io.File; import java.io.IOException; import java.util.List; import org.apache.commons.io.FileUtils; public class ReadFileLineByLine { public static void main(String[] args) { // Create a File object and pass name of 2013-05-16T18:00:00.918+05:30http://www.hubberspot.com/2013/05/how-to-read-file-contents-line-by-line.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/4xA-Lh2JwVU/how-to-create-simple-jtree-in-java.htmlAWT and Swingnoreply@blogger.com (jontymagicman)Wed, 15 May 2013 07:30:01 PDTtag:blogger.com,1999:blog-7221851061679184814.post-9021612915070634075 Program to demonstrate how to create a simple JTree in Java using Java Swing API ?. package com.hubberspot.swing.examples; import java.awt.*; import javax.swing.*; import javax.swing.tree.DefaultMutableTreeNode; public class JTreeDemo { public static void main(String[] args) { EventQueue.invokeLater(new Runnable() { public void run() { 2013-05-15T20:00:01.024+05:30http://www.hubberspot.com/2013/05/how-to-create-simple-jtree-in-java.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/oM6NI2kRNiY/write-java-program-to-calculate-sum-of.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Mon, 13 May 2013 12:17:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-8515468807831175767 Program to calculate sum of the digits of a number entered by the user in Java package com.hubberspot.java.example; import java.util.Scanner; public class SumOfDigitsDemo { public static void main(String[] args) { Integer number; Scanner scanner = new Scanner(System.in); System.out.print("Enter the number whose" + " sum of digits is to be 2013-05-14T00:47:00.018+05:30http://www.hubberspot.com/2013/05/write-java-program-to-calculate-sum-of.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/wrIquHpwNIU/how-to-handle-mouse-click-events-in-java.htmlAWT and SwingJava Source Codenoreply@blogger.com (jontymagicman)Mon, 13 May 2013 04:30:07 PDTtag:blogger.com,1999:blog-7221851061679184814.post-6866541071129800739 Program to demonstrate how to handle Mouse Click events in Java. package com.hubberspot.swing.examples; import java.awt.event.MouseEvent; import java.awt.event.MouseListener; import javax.swing.JFrame; import javax.swing.JTextArea; import javax.swing.SwingUtilities; public class MouseClickEventHandling extends JFrame { public static void main(String[] args) { 2013-05-13T17:00:07.101+05:30http://www.hubberspot.com/2013/05/how-to-handle-mouse-click-events-in-java.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/OYXAID6bacE/pattern-problems-write-java-program-to_12.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sun, 12 May 2013 05:24:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-1367892296605477940 Program to Pattern problems : Write a Java program to print same character on each line and having character printed in Square Shape form. As shown below : *  *  *  *  *  * *               * *               * *               * *  *  *  *  *  *    package com.hubberspot.patterns.problems; import java.util.Scanner; public class SquarePattern { public static void main(String[] args2013-05-12T17:54:00.312+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to_12.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/XSZIyv4vi6Q/pattern-problems-write-java-program-to_11.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sat, 11 May 2013 04:30:01 PDTtag:blogger.com,1999:blog-7221851061679184814.post-6722228944587732751 Program to Pattern problems : Write a Java program to print same character on each line and having character printed in Inverted V Shape form. As shown below :     *    * *   *   *  *     * *       *    package com.hubberspot.patterns.problems; import java.util.Scanner; public class InvertedVPattern { public static void main(String[] args) { String pattern; int2013-05-11T17:00:01.961+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to_11.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/GiWVP4d3Bto/pattern-problems-write-java-program-to_10.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Fri, 10 May 2013 07:38:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-5300578995446420228 Program to Pattern problems : Write a Java program to print same character on each line and having character printed in V Shape form. As shown below : *                                *    *                          *       *                    *           *            *                    *    *                  * package com.hubberspot.patterns.problems; import 2013-05-10T20:08:00.241+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to_10.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Z19j2GurawY/pattern-problems-write-java-program-to_9.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Thu, 09 May 2013 05:05:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-4656547909374157527Program to Pattern problems : Write a Java program to print same character on each line and having character printed in diagonal form. As shown below : *    *       *          *             *                * package com.hubberspot.patterns.problems; import java.util.Scanner; public class DiagonalPattern { public static void main(String[] args) { 2013-05-09T17:35:00.959+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to_9.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/M8w0pZz7wco/pattern-problems-write-java-program-to_8.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Wed, 08 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-6932118914946399417Program to Pattern problems : Write a Java program to print different character on each line and having character increment with each line. As shown below : 1 22 333 4444 55555 666666 package com.hubberspot.patterns.problems; import java.util.Scanner; public class MultipleLineDifferentPattern { public static void main(String[] args) { int pattern; int noOfTimes; 2013-05-08T17:34:00.064+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to_8.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Dw3F9pHMTxg/pattern-problems-write-java-program-to.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Tue, 07 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-438031157837827562Program to Pattern problems : Write a Java program to print same character on each line and having character increment with each line. As shown below : * ** *** **** ***** ****** package com.hubberspot.patterns.problems; import java.util.Scanner; public class MultipleLinePattern { public static void main(String[] args) { String pattern; int noOfTimes; Scanner 2013-05-07T17:34:00.272+05:30http://www.hubberspot.com/2013/05/pattern-problems-write-java-program-to.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/lJhZ36TJSoQ/write-program-to-print-sum-of-negative.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Mon, 06 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-2316846212538560770 Program to print the sum of negative numbers, sum of positive even numbers and the sum of positive odd numbers from a list of numbers (N) entered by the user. The list terminates when the user enters a zero in Java. package com.hubberspot.java.example; import java.util.Scanner; public class SumArray { public static void main(String[] args) { Scanner scanner = new Scanner(2013-05-06T17:34:00.498+05:30http://www.hubberspot.com/2013/05/write-program-to-print-sum-of-negative.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Z_Pew168LAc/write-java-program-to-print-padovan.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sun, 05 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-8636149250378970109 Program to implement Padovan sequence in Java. The Padovan Sequence starts with three 1's and after that moves on with a function as : f(x) = f(x-2)+ f(x-3). package com.hubberspot.java.sequences; import java.util.Scanner; public class Padovan { public static void main(String[] args) { int firstNumber = 1; int secondNumber = 1; int thirdNumber = 1; 2013-05-05T17:34:00.185+05:30http://www.hubberspot.com/2013/05/write-java-program-to-print-padovan.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/gitbQwoXro8/write-java-program-to-print-jacobsthal.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sat, 04 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-7144148469491216472 Program to implement Jacobsthal sequence in Java. The Jacobsthal sequence starts with numbers 0 and 1. After that each successive number is sum of previous number plus twice the number previous to previous number. package com.hubberspot.java.sequences; import java.util.Scanner; public class Jacobsthal { public static void main(String[] args) { int firstNumber = 0; 2013-05-04T17:34:00.326+05:30http://www.hubberspot.com/2013/05/write-java-program-to-print-jacobsthal.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/hGQY343cYfc/write-menudriven-class-to-accept-number.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Fri, 03 May 2013 05:05:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-682655041837737378 Program to demonstrate a menu‐driven class to accept a number from the user and check whether it is a Automorphic number or not in Java. package com.hubberspot.java.example; import java.util.Scanner; public class AutomorphicTest { public static void main(String[] args) { char program; Scanner scanner = new Scanner(System.in); do { 2013-05-03T17:35:00.274+05:30http://www.hubberspot.com/2013/05/write-menudriven-class-to-accept-number.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/SgkhmWqdh98/write-program-to-calculate-and-print_2.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Thu, 02 May 2013 05:04:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-8233225552952474000 Program to calculate and print the sum of the following series: Sum(x) = x/2 + x/5 + x/8 + … + x/100 in Java. package com.hubberspot.java.series.problems; import java.util.Scanner; public class Series { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println("Enter the value of x : "); 2013-05-02T17:34:00.325+05:30http://www.hubberspot.com/2013/05/write-program-to-calculate-and-print_2.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/u7sTnbJYXTU/write-program-to-calculate-and-print.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Wed, 01 May 2013 06:55:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-5751471371665396999 Program to demonstrate how to calculate and print the sum of the following series: Sum(x) = 2 – 4 + 6 – 8 + 10 - 12 … - 100 in Java. package com.hubberspot.java.series.problems; public class Series { public static void main(String[] args) { int sumOfSeries = 0; int i = 2; while( i <= 100 ) { if(i % 4 == 0) { 2013-05-01T19:25:00.894+05:30http://www.hubberspot.com/2013/05/write-program-to-calculate-and-print.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/bgvJyV15PEc/how-to-convert-decimal-number-to-binary.htmlJava Source Codenoreply@blogger.com (jontymagicman)Tue, 30 Apr 2013 05:30:05 PDTtag:blogger.com,1999:blog-7221851061679184814.post-1878598703631802749 Program to implement how to convert Decimal number to Binary number and vice versa in Java. package com.hubberspot.convertors; public class DecimalToBinary { public static void main(String[] args) { // Create a decimal number int decimalNumber = 345; // In order to convert a number from decimal // to binary we use Integer class static method // toBinaryString() , it returns 2013-04-30T18:00:05.056+05:30http://www.hubberspot.com/2013/04/how-to-convert-decimal-number-to-binary.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/5iAF0LL4kt4/how-to-display-or-get-list-of-months.htmlJava Source Codenoreply@blogger.com (jontymagicman)Mon, 29 Apr 2013 05:30:05 PDTtag:blogger.com,1999:blog-7221851061679184814.post-6909782224031964586 Program to implement how to display or get list of months names in Java package com.hubberspot.lists; import java.text.DateFormatSymbols; public class MonthsListDemo { public static void main(String[] args) { // Create a DateFormatSymbols instance DateFormatSymbols dfs = new DateFormatSymbols(); // DateFormatSymbols instance has a method by name // getMonths() which returns 2013-04-29T18:00:05.506+05:30http://www.hubberspot.com/2013/04/how-to-display-or-get-list-of-months.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Cl-RF2k9F5c/write-menudriven-class-to-accept-number_28.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sun, 28 Apr 2013 05:22:00 PDTtag:blogger.com,1999:blog-7221851061679184814.post-2455678505656432477 Program to demonstrate a menu‐driven class to accept a number from the user and check whether it is a Perfect number or not in Java. Perfect number – a number is called a Perfect number if it is equal to the sum of its factors other than the number itself. Example: 6 = 1 + 2 + 3. package com.hubberspot.java.example; import java.util.Scanner; public class PerfectNumberTest { public 2013-04-28T17:52:00.380+05:30http://www.hubberspot.com/2013/04/write-menudriven-class-to-accept-number_28.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Uf6iKT_Jd2A/write-menudriven-class-to-accept-number.htmlICSE Exam QuestionsJava Source Codenoreply@blogger.com (jontymagicman)Sat, 27 Apr 2013 05:02:37 PDTtag:blogger.com,1999:blog-7221851061679184814.post-2393101455953486701 Program to demonstrate a menu‐driven class to accept a number from the user and check whether it is a Palindrome number or not in Java. Palindrome number – a number is a Palindrome which when read in reverse order is same as read in the right order. Example: 121, 11, 15451, etc. package com.hubberspot.java.example; import java.util.Scanner; public class PalindromeTest { public static 2013-04-27T17:32:37.470+05:30http://www.hubberspot.com/2013/04/write-menudriven-class-to-accept-number.htmlhttp://feedproxy.google.com/~r/LearnJavaByExamples/~3/Z2IL3D_u_B4/how-to-display-or-get-list-of-week-days.htmlJava Source Codenoreply@blogger.com (jontymagicman)Fri, 26 Apr 2013 05:30:04 PDTtag:blogger.com,1999:blog-7221851061679184814.post-4156733657282128239 Program to implement how to display or get list of week days names in Java package com.hubberspot.lists; import java.text.DateFormatSymbols; public class WeekDaysList { public static void main(String[] args) { // Create a DateFormatSymbols instance DateFormatSymbols dfs = new DateFormatSymbols(); // DateFormatSymbols instance has a method by name // getWeekdays() which returns 2013-04-26T18:00:04.095+05:30http://www.hubberspot.com/2013/04/how-to-display-or-get-list-of-week-days.htmlnonadult