36,051 Topics
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| | Hi everyone, i am trying to use some java code to encrypt passwords entering a database on the system i am building, please could someone explain what the code below is doing and if it would be useful for encrypting passwords. Thanks [code]import java.util.StringTokenizer; public class Encryption { public static … |
| | hi, would you say that multithreading is part of java's architecture? thanks |
 | I have already working client-server messenger which is using threads. I can easily do plaintext username and password but I wish to use encryption on password. How can this be done? |
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| | I am trying to get this program to return the index value of the number that is input by the user. It is currently returning whatever number the user inputs. [code] import java.lang.Math; import java.util.Scanner; class Arrays { public static void main (String [] args) { int A[]= {3, 1, … |
| | I need help writing pacman with NGP for a school lab. I just started with java. I am NOT trying to have the project written for me, just need help getting started. There are two classes and an interface we need to use listed on the site below. The game … |
| | I'm using a JEditorPane and StyledDocument, which automatically wraps text to the window. I cannot have this, I need the window to allow horizontal scrolling of the text. I've been all over yahoo and google and cannot find an answer on how to disable word wrapping. And before anyone tells … |
| | I am having a problem with my browser. When I click on a link, a javescript error or void/null page appears. I downloaded pc onpoint, thinking that would help. It helped some, but not exactly what I was looking for. I am still getting these javascript error pages. If there's … |
| | Hi all, this is ganesh,working on struts,like to clear my doubt in struts. My coding is : ActionErrors errors = new ActionErrors(); errors.add( ActionErrors.GLOBAL_ERROR,new ActionError("err.nodatafound")); saveErrors( request,errors); this coding is working fine but it shows waring named as "deprecation" ,letme know how to clear this,thanks in advance. hereby, ganesh. |
| | Does anyone know how the compareTo() in TreeSet is implemented? I needed a sorted list of String elements and was going to use a binary chop method to find if a search key was in the list. Is this how the TreeSet does it already? Reason I'm asking is because … |
| | I'm trying to create a login for clients to server based on three way handshake. Client send his username in synchrinization to server, server acknowledge and send random encryption string to client with request for password, client encrypt password and send over to server. If password ok connection established. I'm … |
| | Well, I'm working on the hangman program. We were told to do it with three classes, a hangman class, an interface class and a tester class. I got the program working at school last night, but when I loaded it at home, it doesnt compile right. The hangman class will … |
| | Hi Everyone, i am trying to use an encryption class to encrypt pasword characters, i have modified the encryption class correctly, but i am getting an unreachable statement error and a missing return statement error. Pls could any one tell me what the problem might be with the code. Thanks … |
| | Hello, I am very new to java so my question might seem stupid :p anyway I am in a class where we are makeing a patron loading system for a library (every one else in the class is new to java also :) ) we have our basic form built … |
| | I realy need this script: [URL="http://www.jscode.com/js_auto_bookmark.shtml"]http://www.jscode.com/js_auto_bookmark.shtml[/URL] unlike a regular bookmark, it grabs automaticly the page url & title to be added. one problem: i just dont know how to make the link to the script as a picture, insted of "bookmark us!" text. any help with this please?:eek: |
| | Hi all, i am new to java field, can anyone help me out to create a data base for security or Guard to enter the details of the employee and his phone number and also to replace incase his idcard is broken?? help me out using Java/JSP thanks in advance … |
| | I need this script: [URL="http://www.jscode.com/js_auto_bookmark.shtml"]http://www.jscode.com/js_auto_bookmark.shtml[/URL] i just dont know how to make the link as a picture, insted of "bookmark us!" text/ any help with this ?:eek: |
| | ACL used in Weblogic 6.x has been deprecated and replaced by security policy.why this is removed and what are the problems caused by this when included in weblogic 6.0 :sad: ramesh |
| | hai why need the deployment descriptor in the form of xml files only. and in deploying ejbs we have to define 3 files like... weblogic.xml, weblogic-ejb-jar.xml and weblogic-ra.xml files why we need 3 seperate xml files. iam a new be to ejb technologies :rolleyes: |
| | hai iam newbie in java programming. i declared like this: StringBuffer s1=new String Buffer("hello"); StringBuffer s2=s1; i want to know exactly how many objects created: 2 or 3 am not certain suppose i want to show the number of objets in System.out.println().... how i need to proceed.... regards ramesh :rolleyes: |
| | Hi everyone, i am building a voting system and i am trying to count the number of votes for each candidate to be stored in a candidates table in the field voteresult, i have stored the results in a bean, and written the sql query statement in a jsp page. … |
| | Hello everybody, I am having a great problem in my class project. I have to play multiple files in different output ports of the sound card same time. Explanation: Suppose i hav 1 speaker and 1 headphone connected to my pc. Now i hav to play 2 files in such … |
| | Is there a way to set the number of spaces shown for a tab? (tab as in a tab character) I've made an editor using a StyledEditorKit and StyledDocument, but tabs give more spaces than I would prefer. |
| | Hi All. I have been given a task where I have been asked to implement a Java RMI version of an SFTP (Simple File Transfer Protocol) Client / Server. It must use the following commands: list - list files in current directory cd - change directory get filename - copy …  |
| | Hi people, I am new to the world of Java and i am stuck on something. let me explain. let say you had a program you opened up. Usually if you click on an Help menu then click "about" it dispays information about the program like version, copyright etc. Do … |
| | I can't find out how to complete • MIN_GROUP_SIZE x1 x2 .. xr at the expected time comp' Please help me i'm stack at this point for a week.. For the other function i had created a smart array with pointers.  |
| | Hello I am in need of help with my java programming class project. I am able to start the project but some parts I'm having major problems with. I need some hints to solving my problems. The description is so long because I want everyone to understand exactly what the … |
| | hi, I am writing a report(final year) and wanted to do a white box testing on a section of a code that i implemented(i am using eclipse), should i draw a diagram (e.g. for an if statement or while loop) and do it using cyclomatic complexity, or just describe how … |
| | How can I plot graphs in java? I mean to say is there any API I can use for plotting stuff like `y = 5x^2 + 3x - 3`: with the x and y axis ...and with units? ThanQ |
| | hai i need to address these things theoritically.... MAIN TOPIC: Migration of Weblogic Server 6.X to 8.1 SUB POINTS: JDK 1.4.1 JRockit JVM J2EE specification EJB 2.0 specification EJB QL JSP specification Java Bean specification Security (JAAS, LDAP v2 security realm) Weblogic Specification WebLogic Server Installation for Multi-Zone Operation on … |
| | i am trying to learn java bean . i wanted to know how i have to compile and where. i m little bit confused.weather i need BDK?.PLEASE ANY BODY HELP ME  |
| | I am looking for someone who can create me a Java Program for 3 Excercises and 2 mini-projects. The excercises will take almost 3 weeks to finish and the 2 mini-projects will take about a month. I will pay one time online checq, after i e.mail the content to you … |
| | hi, i am parandhaman.gr from chennai,india. please suggest me a website that allows me to see the latest Enhancements in java developer kit.:p |
| | hi, I have close the taskbar of linux wen i run my java program.I searched the net and some people said i should use jni .I do not know how to write a jni to close the taskbar of lnux.Is there any shell command that will close the task bar … |
| | hi all, here I'm having a problem, When u type a letter on the textbox it shoud display the remaining or matched name from the database, on or below the text box.It is named as [B](autocomplete)[/B].I searched on popular search engines but coul'd find the solution. If any of you … |
| | hi, is it necessary to close a database connection after the job is done? if yes why? thank you |
| | I've downloaded Java jdk 5.0 and jre 5.0. to my Windows XP. The downloads are NOT listed in the "All Programs"; they're in the "Add or Remove Programs" in the CONTROL PANEL. How do I make java appear along with my other programs in the "All Programs" list? And once … |
| | Can somebody suggest some good and cheap JSP provider with MySQL (UK if possible). ( :lol: know cheap but i'm student and need something to practice on as uni service has limitations) Thank you |
| | Whenever I click on links within Google or other search engines, I get redirected to a number of other search engines. Can someone please tell me what to fix in HJT to end this insanity? Much appreciated. Platform: Windows XP SP2 (WinNT 5.01.2600) MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180) Running …  |
| | I am trying to execute a batch file which in turn executes an exe and writes output to a file, through java. I do not know why but the output file is not always written. Sometimes the program terminates without writing the file and sometimes it does. Any suggestions? Is … |
| | Hi, I am an Engineering student. i need a java code that can convert Alphabets to numbers. i.e, a to 1,b to 2.................................z to 26 kindly Help |
| | Sorry, may seem like a dumb question, but I haven't seen anyone else ask it on here. I'm trying to create a stack of doubles, by casting them as I pop them out. The only trouble is that the compiler (eclipse) won't let me cast an object to a double. … |
| | Hello I am currently creating an order form jsp page which contains a form. This form has several drop down menus - with one of them intending to read the contents of a database table which contains information. The database is set up and is ready to populate the drop … |
| | Hi, I am new to this forum. I keep getting a Server Busy message while online, especially if I am not using IE. I use a yahoo browser, I think it might be netscape? I really don't know about all of that stuff. The Server busy popup says The other …  |
| | Hello everyone, I am having trouble getting my Javadoc to work. It runs but it doesn't show anything in the HTML file that it creates. BTW I am using java 1.5.0_6 and I am using the latest version of Eclipse. I don't know why it didn't work, and I was … |
| | hi everyone, I was wondering, for the class diagrams do i have to create for each use case one class diagram or it doesnt depend on use case.... thank you |
| | Hi all, I have taken some code to read a file into an Byte array, which is then returned to another part of my code, below is what i have. [CODE] public void jButton6_actionPerformed(ActionEvent e) { String Filelocation = "c:\\temp\\hello.txt"; try{ InputStream is = new FileInputStream(Filelocation); //get the size of … |
| | How do you reverse a linked list using recursion, and return it as a string? String backwards(IntNode head): Create and return a string containing the values in the input list, separated by commas, in reverse order. The last number should not be followed by a comma. Spacing within the string … |
 | Hi Im creating a new online rpg game that is currently under construction. The game will be set up just like the well known runescape but set in the Ancient world! All the info you need to know is located here... [url]http://emperor462.proboards105.com/index.cgi[/url] But what i wanted to know is if … |
| | Hi, I'm writing a program and it saying their are two missing return statements . can u help me to find the two missing return statements ? :-| [PHP] import java.util.*; import java.io.*; public class DayOfWeek { static Scanner s = new Scanner(System.in); static public class Day { private String … |
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