Code Archives - Page 28 of 32

MatchStick Game 3

Apr

16

2013

Description: Program for matchstick game being played between the computer and the user.It ensures that computer always wins. Rules for the games are as follows: 1. Number of matchsticks are entered by user. 2. The computer asks the player to pick 1,2 or 3 matchsticks. ...

Log4j Example

Apr

16

2013

Description : Log4j Example with BasicConfigurator and PropertyConfigurator Java /*>>>>>>>>>>>>>>>>Program1 with BasicConfigurator<<<<<<*/ /*>>>>>>>>>>>>>>>>SampleLog4j.java<<<<<<<<<<<<<<<<<<*/ package com.example; import org.apache.log4j.BasicConfigurator; import org.apache.log4j.Level; import org.apache.log4j.Logger; public class SampleLog4j { static final Logger logger = Logger.getLogger(SampleLog4j.class); public static void main(String... args) { BasicConfigurator.configure(); Logger.getRootLogger().setLevel(Level.DEBUG); System.out.println(logger.isDebugEnabled()); logger.debug("Sample debug message"); logger.info("Sample info message"); logger.warn("Sample warn message"); logger.error("Sample error message"); logger.fatal("Sample fatal message"); } ...

LinkedList in Java

Apr

16

2013

Linked List implementation in Java… ====================Node.java===================== Java public class Node { int key; Node link; public void setKey(int key) { this.key = key; } public int getKey() { return this.key; } public void setLink(Node node) { this.link = node; } public Node getLink() { return this.link; } public static Node createNode(int key, Node link) { ...

JSch example

Apr

16

2013

Description : This program will explode the myapp.tar present in myHome directory and then navigation will be moved to “scripts” directory, generated after exploding the tar and then run “ls” command Input : hostname,username, password Output: output of each command will be printed to console Java package com.coddicted.example; import java.io.InputStream; import com.jcraft.jsch.Channel; import com.jcraft.jsch.ChannelExec; import com.jcraft.jsch.JSch; import ...

GCD recursively

Apr

16

2013

Description: The following program takes two numbers as input and determines the Greatest Common Divisor for them using recursion. Primary Inputs: Two numbers Primary Output: Determine the Greatest Common Divisor for input numbers Platform Used: JDK 1.6 with Notepad. import java.io.*; class GCDRecurse { public static void main(String[] args) { Console con=System.console(); System.out.print("Enter the first number for finding GCD: ...

First and Last Day of Month

Apr

16

2013

The following code enables you to find the first and last day of a month in your JAVA code. package others; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class DateTest { /** * @param args */ public static void main(String[] args) { Date dt = null; // Get the last day of Feb. 2012 dt ...

Vampire Numbers 1

Apr

16

2013

Table of ContentsWhat are Vampire numbers?Java Description: The following programs finds out all the 4 digit Vampire numbers defined as follows: What are Vampire numbers? A vampire number has an even number of digits and is formed by multiplying a pair of numbers containing half the number of digits of the result. The digits are ...

File Splitter

Apr

16

2013

Description: The following two programs split any specified file in size of specified size (in bytes). Primary Inputs: Name of the file to be divided and the desired size(in bytes) of the target parts. Primary Output: File part(s) of the size specified in input. Platform Used: JDK 1.6 with JCreator //File Name: SplitFile.java //SplitFile.java //Contains the main function ...

File Merger

Apr

16

2013

Description: The following two programs merge the pieces obtained from the splitting using File Splitter class. Primary Inputs: Name of the original file that was split using FileSplitter.java Primary Output: Original File in its entirety. Platform Used: JDK 1.6 with JCreator //File Name: MergeFiles.java //Contains the main function for file merging //this file uses the FileMerger class import ...

Display numeric value in reverse order

Apr

16

2013

Example: given a number say 7584, the program should display it in reverse order 4857. public class Reverse { public static void main(String args[]) { int i = 7584; Reverse r = new Reverse(); r.reverseNum(i); } public void reverseNum(int num) { if(num!=0) { System.out.print(num%10); num = num/10; reverseNum(num); } } }