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Member Avatar for shantuli

hello everyone, i am very new in java.can anyone please help me to solve the following problem: Write a program that will print my initials to standard output in letters that are nine lines tall. each big letter should be made up of a bunch of *'s. for example, "DJE", …

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Member Avatar for NoviceChick

i am supposed to implement a linked list and a rbtree for a spell checker. Some of the info has been given by the lecturer but i am so lost as to where to start! We were not taught java and i dont know how to approach the problem :?: …

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Member Avatar for chr999

Hi Does anyone have any ideas how to decode Caesar/Monoalphabetic Ciphertext. I am doing a course in computing at our local Uni. I have done a bit of programing in java but i have not got a clue where to start with this one. I have been handed a page …

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Member Avatar for Bob Norris

Hello, I'm wondering if there is a way to pre load java elements to a visitors JVM cache. I have a chat client that I would like to speed up loading time. I can show examples if needed

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Member Avatar for jim1

that is i've got an array of buttons and i want to replace two buttons (their location on the screen) by clicking on first and then clicking on the second to replace thier location i.e. when i click on button1 first (which is at the first location in a row …

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Member Avatar for darnandy

I am trying to implement a simple client/server app using a DatagramChannel to pass ByteBuffers. The client seems to connect okay and the number of bytes returned from the write method is correct; however, the server side never seems to receive anything Server side: DatagramChannel inchannel; DatagramSocket ds; CLIENT_ADDRESS = …

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Member Avatar for freesoft_2000

Hi Everyone, I would just like to enquire with you java experts out there is that in the past java used to have a bug in which when you are using the rtf swing editor and want to save the document only the text gets saved and not the pictures. …

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Member Avatar for picetta

hello! I should create a graph bipartite in java language.The graph have 50 knot at left and 50 knot at right with 50 edges from one knot of left to every knot at right.Every knot have a weight and I should compare a knot in the left with a knot …

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Member Avatar for teritori

Hello every1. I'm having a tough time trying to make a button(when clicked) link or point to a partucular file(e.g setup file) and run that file within the same system. Please help! :( a little code will help. thanks in advance

Member Avatar for nanosani
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Member Avatar for nanosani

I am creating a notepad application .... and I want to change the font of the selected text in the JEditorPane .... but when I change the font now ... it changes the font of the whole text .... same is the problem with background and foreground colors.... :o

Member Avatar for Pogo
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Member Avatar for puffercc

I need someone to help fix the following code and re-write into IF-THEN logic? [code] public class Mystery4 extends Applet{ int clickCount=0; public boolean mouseDown(Event evt,int x,int y) { clickCount++; repaint(); return true; } public void paint(graphics g) { g.drawString("Click 10 times!",80,30); g.drawString("Clicks: "+clickCount, 120,50); switch(clickCount) { case 0: g.drawString("You …

Member Avatar for puffercc
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Member Avatar for teritori

Hello everyone.Is it possible to divert keyboard imputs to do nothing(e.g when F1 is pressed it must do nothing,when refresh(F5) is pressed ,it must do nothing etc.).If yes, i'd like 2 know how its done. ani help will b appreciated thanx in advance

Member Avatar for teritori
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Member Avatar for joysjojo

Hi i am allen :lol: I have been developing a small software package which incorporates Address details. Now i have created the design using swing. I am using Oracle as backend. I am facing three specific problems. 1) I have added JTree using hashtable, but wen i add subnodes like …

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Member Avatar for Beginner_01

Dana, I am a Beginner in java and I need help desparately. I have a project that I have been assigned and it is to biuld a functionality to process a credit card batch payment. I have done most of the work, now it's time to do the implementation and …

Member Avatar for nanosani
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Member Avatar for freesoft_2000

Hi My name is richard west and i am wondering if anyone knows how to use windows common controls in java. By common controls i mean open file dialog, save as dialog, font dialog and etc. Please if someone knows please e-mail me the codes at [email]freesoft_2000@yahoo.com[/email] or show me …

Member Avatar for nanosani
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Member Avatar for tgraves

I get errors targetting the ' that I use for each case. I tried using nothing and also quotes in their place, but no luck. Whats the problem. If this isn't the place to get help with programs, please point me in the right direction. import java.util.StringTokenizer; class Birthday { …

Member Avatar for gusano79
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Member Avatar for labamba

Hi there. for the last couple of weeks I am trying to find a solution to my problem but with no luck. There is a program written in C++ which can fine the mac addresses of the bluetooth addresses that are in range. As soon as it finds them, it …

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Member Avatar for jungleroot

I have recently installed GNU Emacs and other Java software on my pc. I seem to encounter an error while attempting to comile a program. The error says: bash.exe: warning: could not find /tmp, please create! The file where my programs are kept is C:\Java\*.java I do have a file …

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Member Avatar for camelNotation

Hi...i am only using internet explorer for browsing and my browser stops when i enter the hotmail . It keeps on showing a little yellow message saying " done , but with errors on page " and nothing happens if i click on compose or the mail i want to …

Member Avatar for caperjack
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Member Avatar for moman

This is my first post here. I have been having this problem for a few months and cannot figure out why! When I try to go to a javascript "new" window at any website, I get "Page cannot be Displayed" and the Address Bar reads "javascript:reqWin4('part1.html'). This is just an …

Member Avatar for crunchie
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Member Avatar for allmadd

I am running a java database Manager under solaris the main command is $ java DBMan & I run this and get the following error Exception in thread "main" java.lang.NoClassDefFoundError: DBMan My ClassPath is set to the below CLASSPATH=/opt/VCNsrv/bin/java/DatabaseManager/DBManager.jar This IS the main path to the .jar file that contains …

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Member Avatar for nicole_adachi

I am doing my homework right now. my program is providing 3 slider that user can choose RGB value and fill the color in rectangle. also everytime when the user slide the slider, there should be a JTextField can show the value which the user choose. my problms are: I …

Member Avatar for WannaBe
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Member Avatar for gomez
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Member Avatar for Defiledgrave

my code is posted below the program is to be very simple just just a button a choice box a text box and a canvas the user is to be able to select what item they want and then the price appears in the label....then the user is able to …

Member Avatar for WannaBe
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Member Avatar for Nig

I cannot run javascript on Windows XP Home. I've got rid of pop-up blockers and adware stuff. i've checked and re-checked settings in IE but it still will not run javascript on my machine. However, it will do this if I am surfing the web. Why won't my machine allow …

Member Avatar for Nig
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Member Avatar for shashvat

Hi, I completed my Advanced Java with JDBC,Servlet and JSP. I write one simple web application for online shopping using jdbc,servlets,beans and jsp. I installed Sun Java™ System Application Server Platform Edition 8 on my windows XP system. Now, my questios are like 1) where to put my index.html to …

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Member Avatar for teritori

Hi everyone.I'm basically new to java but with the help of this forum i have managed to come up with the folowing code(see attachment).I'm a bit stuck now and i need help. PROBLEM STATEMENT When the login button(submit) is clicked i want the program to connect to a db(which i …

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Member Avatar for teritori

hi everyone.Can anione please tell me how can i create an action listener on a button in a java application.I know how to create one on an applet but somehow cant seem to do like wise on an application.Please help!.. :o

Member Avatar for Pogo
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Member Avatar for Pogo

When I tried to set fullscreen in my applet I got trouble with the sandbox. But it only said [B]exclusive[/B] fullscreen mode is not allowed. So if I dont want to sign my applet, is there any way to get another fullscreen mode? I dont know what the other modes …

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Member Avatar for teritori

hi everyone. I have a user interface with a login button(see attachment), The problem i'm having is: 1. When the login button is clicked, i want the frame to dispose.and another frame(timerframe) to be visible. 2.The login button has an actionlistener within it. 3.The login button also connects to a …

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