36,051 Topics
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| | If you read the Prologue section of the code I posted it will give you an explanation of what I am trying to accomplish with this program. The problem I am having is that I am unable to find an example of how to pass an argument through the string … |
| | i have a html form and with a few fields i want to md5 my password field before posting it here is my code [code=java] <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><title>Employee Payroll System NIC-APSC</title> <link rel="shortcut icon" href="images/favicon.ico"> <script language="javascript" type="text/javascript" src="md5.js"> function crypt() { document.form1.password.value = calcMD5(document.form1.password.value); } …  |
| | please help me import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.net.*; import javax.swing.border.*; /** * Summary description for userlogin * */ public class userlogin extends JFrame { public static ServerSocket ssoc1; public static Socket sousoc1,ss1; // Variables declaration private JLabel userlabel; private JLabel jLabel2; private JLabel jLabel3; private JLabel jLabel4; …  |
| | hi, good day to you, [url]http://java.sun.com/developer/technicalArticles/ThirdParty/WebCrawler/WebCrawler.java[/url] :-/ can anyone run this code in eclipse IDE ? because i cant seem to run it though and it caused errors. Is this code meant to run in IDEs ? thanks for visiting this thread and hope you can help me.  |
| | I'm trying to create a class that reads in a set of numbers from a file, stores them in a generic array, and then sorts them using the generic bubbleSort method. I usually write in C++ and the switch from templates to generics hasn't been easy. I'm fairly certain my … |
| | Hello [B]I am experimenting with Java applets & communicating between a Servlet & an applet. I am experiencing a HTTP 501 error when I go to retrieve the input stream from my URLConnection object.[/B] I know that the 501 error means that I am attempting to perform an action that … |
| | this code does not compile successfully because of the error which says update is not an abstract and does not override abstract method validate in line 5 and line 14 class updateinfo implements validateinfo [CODE]public interface validateInfo { public void validate(String empcode, String password); } class updateInfo implements validateInfo { …  |
| | Im trying to make a tax and tip calculator and whenever the tax comes up it goes 10 or more decimal places and im trying to restrict it to two. [code=java] public static void main(String[] args) { double cost, total, tip, taxtotal, tiptotal, subtotal, grandtotal; Scanner myScanner = new Scanner(System.in); … |
| | Hey all. I'm in the process of learning Java in my spare time, and I've bumped into a problem that I'm having a hard time wrapping my head around. I'm writing a small game (currently little more than an animation) involving a handful of blocks moving on-screen. I've created a … |
| | Hi guys, my program im working on ends when it shouldnt..... here's the main method. [code] public static void main(String[] args) { String answer; do { boolean whole=false; boolean whole2=false; Scanner sc = new Scanner(System.in); int one=0, two=0; do { try{ System.out.print("Enter the first whole number: "); one = sc.nextInt(); … |
| | I am using an array to store 5 test scores. Then I have another array for the total possible score the test could have. I just need to find out what percent the grade is out of the total possible score. [CODE]public class Main { /** * @param args the …  |
| | Hi Am currently taking a Java class and we are supposed to use turtle graphics to draw the following shape rectange made of Asterix ************* * * * * * * * * * * * * * * ************* My program builds and compiles successfully but I cant get … |
| | Hi What is the best way to go forward with finding all possible combinations of nCr Eg: 5C3 for the number 12345 123 134 135 145 234 235 345 Like that thanks |
| | hi guys.. can any gurus give me a hints or tips on implementing TF-IDf on java ? how do i start first? i am kinda confused here.. is it i need to read the file and count the words first ? |
| | Hi, I have this really important project where in, I must perform the following tasks. VIEW - view records that are present in the database using a "primary key" ADD - add new records to the database EDIT - a specific line in the said record within the database [INDENT]Under …  |
| | Hello All I was using Java for capturing the screen and printing it. Now I need to capture the window, which is a ALt +Printscreen of Windows. I tried in Java. Could you pls help? Thanks in advance |
| | Hi folks, I have a java maze, I cant seem to pass the 2d array to the next method. Any ideas on how i can do this? I need to get the character to move around the maze. Thanks [CODE] public class arrayAttempt1 { static int i=0; static int j=0; … |
| | helow everyone!when i execute the following code,i have saved it as validateInfo.java it tells me that line 5:duplicate class:validateInfo.Please help public interface validateInfo { public void validate(String empcode, String password); } class validateInfo implements validateInfo { public void update() { //code to update information of customer } public static void … |
| | hello every one in my project this semester, i decide to develop a small application for mobile using java. this app allow user to change font size,color and style.. i want to know the following: 1.is it possible? 2.can you tell my the instruction and structure of how to write … |
| | [code]import java.applet.Applet; import java.awt.*; import java.awt.event.*; public class Books extends Applet { Choice b; String [] blist; //CheckboxGroup edition; int i; public void init() { setBackground(Color.green); add(new Label("Please Pick a Book:")); b = new Choice(); blist [0] = ""; blist [1] = "Java Programming"; blist [2] = "C# Programming"; blist … |
| | I'm currently working on a tic-tac-toe program and it is working to the point that it runs and X's and O's appear. However when the right combination is made or the board gets full the method "Resultat();" should recognize it and "Clear();" should clear out the board and a JFrame … |
| | Can someone help me with my homework? my teacher asked us to create a program that lets the user to input 5 integers and sort it using bubblesort. i have already write the code but its not the output that i expected. heres the code: [CODE] import java.util.Scanner; public class … |
| | The objective of this program is to create images or shapes by using 2day arrays. I've created the the maximum size in my constructor but my error is in the the rectangle method.This is my error: Hw11.java:60: cannot find symbol symbol : constructor Picture(char[][]) location: class Picture return new Picture(result); … |
| | Hello everyone, I am new to Java but know lot about other programming languages and experienced game developer. As Java is platform independent, we cannot compile it to .exe format and that's where my problem is. Suppose I have created a .java file and compiled it to .class file, then … |
| | generics are not supported in -source 1.4 (use -source 5 or higher to enable generics) private ArrayList<UserBean> students; |
| | hi I want to know that i there any leave function in java like the one in c#. what i am trying to do that there is 2 combobox and the list of second combobox depends on the data selected in first combobox. so as soon as the user select … |
| | [ICODE] import javax.swing.*; import java.awt.*; import java.awt.event.*; public class MainFrame extends JFrame{ JMenuBar main=new JMenuBar(); JMenu menu1=new JMenu("File"); JMenu menu2=new JMenu("Search"); JMenu menu3=new JMenu("Display"); JMenu menu4=new JMenu("About"); JMenuItem exit=new JMenuItem("Exit"); JMenuItem pw=new JMenuItem("Piece Worker"); JMenuItem hw=new JMenuItem("Hourly Employee"); JMenuItem pcw=new JMenuItem("Piece Worker"); JMenuItem hrly=new JMenuItem("Hourly Worker"); JMenuItem author=new JMenuItem("Author"); JLabel … |
| | example if (...){ return 0; } else (...){ return 1; } that do they mean? thnaks in advance |
| | Hi everybody, I've been working with gui recently, and I need help with my JButtons. I need to figure out how to set a button on the keyboard to click that JBUtton. I.e. When i hit the enter key it picks say the third button on the list or something … |
 | I need a little help. Here are the specs: Create a method called findLargest, which takes an array of integers as an input parameter and returns the array index of the largest integer in the array. If there are positions that are tied for largest, the method should return the … |
| | Hello, I wanna write a method that recieves an argument of type String which is a mathematical expression in infix mode, then change it to postfix and store in a queue and return the queue...how do i go about that?? I have created so far a Queue class, Node class. |
| | Hello, I'm starting to learn Java and this one of my homework but for some reason it won't run. My algorithm is to just add all 1-1000. I highlighted the part that's causing a problem in red. Please help, thanks! [CODE] import java.util.*; public class thousand { static final Scanner … |
| | Okay so I almost have my entire game of Yahtzee finished I just have one question that I need help with. What would be the most efficient way to figure out if the user has a 3 of a kind, yahtzee, full house etc? Basically just the bottom section of … |
| | I am using junit in eclipse for testing.While creating test suite I want to upload the data or the class name from excel file.Like in the given example I want to upload TrialTest.class and DivisionTest.class from an excel file. @Suite.SuiteClasses( { TrialTest.class,DivisionTest.class }) Please suggest me a code for this. |
 | 'Lo everyone, I am having some pretty frustrating issues that I can not seem to get rid of. The main goal of my program is to make a GUI with buttons that trigger custom events. [quote] C:\Java Tests>javac JGUITest.java JGUITest.java:13: cannot find symbol symbol : class ButtonHandler location: class LabelFrame … |
| | I have to write a very simple code (GUI code) and my last buttons are supposed to be in the middle at the bottom of the frame. Well, they are not in the middle. They are at the bottom but on the left side of the frame. /* I called … |
| | Please help, I have only been using Java 2 weeks. I am to ask the user how many columns he wants and then print an ascii table in that many columns. So far I can get the program to print the ascii table in one column. How do I specify … |
| | Hi, i want to open a htm file ,with an application in java.how can i do that? |
| | Hie guys, I've been missing in action for quite some time. Today am back with a problem to do with the creation of an HL7 message in java. I'm using Eclipse and Java, and I've been researching about sending HL7 messages from my java application but dont seem to be … |
| | Hello Friends... I am new to jsp and i need to edit a .doc file present in a server using jsp! i tried googling and i got to know about "apache poi". this is working great for opening a doc file and also for writing a doc file but my … |
| | Hi, guys. I am all new to java. Wondered if someone could help me please. Basically what I am trying to achieve is: when the button is pressed then content of textfield1 in class1 is copied to textfield2 in class2. I would know how to do this in vb but … |
| | Below Is The Love Program Written in c++, I tried it writing with Java But, didnt understood to Do. WIll Anyone Help me Please [CODE=c++]#include<iostream.h> #include<conio.h> #include<string.h> #include<ctype.h> int FindPER(char [],int); void main() { int len,i,PER; char n[100],sen[200]; clrscr(); cout<<"\n Your Name>"; cin>>n; strcpy(sen,n); strcat(sen,"LOVES"); cout<<"\n Your Partners Name>"; cin>>n; … |
| | I feel like I'm really close... I'm supposed to have some other things configured and use JOptionPane... but I can't get the numbers to output correctly... [CODE]import javax.swing.JOptionPane; public class M3_2E5 { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub //declare variables … |
| | I keep getting errors saying that the scanner statement is not a statement. I am also getting more errors such as, expecting ";" on the scanner line and that my celsius statement which does the math to convert Celsius into Fahrenheit. I need help correcting these errors [CODE]import java.util.*; import … |
| | I am developing an application wherein I have a JSP page with clickable links to all the 26 alphabets. In my database, I have data starting with all the alphabets. The way, I have(want to) structure the application is something like this. I click a alphabetical link, say A, it … |
| | Hi, I am trying to fetch data and send to bean and then iterate using TreeMap in jsp can any one please help...I am lost [code=Java]Bean bn = new Bean(); while (rs.next()) { s2id= rs.getString("ID"); s2fname= rs.getString("FirstName"); s2lname= rs.getString("LastName"); s2product= rs.getString("Product"); s2option= rs.getString("Product Option"); //Add records into data list ArrayList … |
| | i have written a file transfer program through multicast. i will send the file size and start transferring by dividing the file into packets. i will calculate the bytes received and compare it with the file size. in this case it works fine. but if there is any packet loss … |
| | I am using junit in eclipse for testing.While creating test suite I want to upload the data or the class name from excel file.Like in the given example I want to upload TrialTest.class and DivisionTest.class from an excel file. @Suite.SuiteClasses( { TrialTest.class,DivisionTest.class }) Please suggest me a code for this. |
| | i am having access denied error while uploading resume to server ?now wht to do ... i am sending u code .is there any requiremet to add jar file and where to put it in web directoty .ex.u can see [url]www.reeenovo.com/index.jsp[/url] plz help me..regarding the same |
| | **i'm having the problem of capturing all the coordinate value of pixels while dragging with the mouse using mousedragged event in java** while i'm dragging slowly i'm able to get all the coordinate value of pixels but when i'm doing it fast i'm getting only one third of the pixel … |
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