32,204 Topics
 | |
| | What I'm trying to do is format input from a text area so that it is all uppercase letters and numbers, eliminating all punctuatoin and whitespace. I want to use a method format() to loop through all the characters in the text and use a switch statement to determine whether … |
| | recently, i bought a textbook call "Objects first with java" for self study. at the chapter 7, design a "Command Line Game" and a exercise ask me to put more functions in the game, as i do so i encounter many problems, and one of the problem as sohowing below, …  |
| | This is a piece of work i need to complete for my Object Orientated programming module at university. The task, (User Input) Order Number, Name, Address line 1 and Address line 2 and select either Computer and/or printer check box. N.B. These FIVE fields must be completed by User otherwise … |
| | Hi everybody. I'm pretty new to java programming, just taking it as independent study my final year of high school, and I was looking for a little help. I was wondering if there was a way to have the program pause and wait for the user to tap any key … |
| | Hi thanks for comming to this thread... can any one give me the idea how to use javax.swing.Icon interface?  |
| | For this program, we need to read in a file which has baseball stats. Our program reads in the dat file then parses each line in the file. The file looks like this: Joe h,o,h,s,h,o,h,h,h,o,o,o Bill s,o,o,h,h,o,s,s,o So far I'm ok with this. Here is the part that I'm struggling … |
| | Ok wrote this program out, compile it it compiles, when i run it it starts off nicely, but when i enter Album Name it gives me an error. Neone know where im going wrong..... import javax.swing.*; public class CdStorage { public static void main (String[] args) { String menu_choice; int … |
| | I have an assignment that I need to do that designs the necessary classes to facilitate an indirect blocking and non-blocking communication environment between threads (producers and consumers) using a bounded buffer whose size is defined at run time. I am to test the working of these classes by creating … |
| | Hey everyone, Alright, my project requires that I write a program to demonstrate my understanding of class inheritance. Problem is the teacher wants us to use Java, something I have never used and the teacher did not even give us a crash course in. Right now I am trying to … |
| | Hey guys and gals, an int in java is 4 bytes as we all know i bet. Trying to break my into 4 bytes : int foo = 87; bytes[4] mybyte = new bytes[4]; the problem is i don't really know how to break my int into single bytes i … |
| | How would you put a scrolling message on your application with a seperate thread, sort of like an advertisment?  |
| | Hey all. I am attempting to build a java applet with just a textfield and a button for a search on a web site. When the button is pushed, I have it set up to look at what the user typed into the textfield and then match it to either … |
| | hi. I read a .txt file and i want to put the values from it , to an array. I have dificulties. here is the code i am using: [CODE] public void read(File afile) { FileInputStream fInpStr = null; BufferedReader bRead = null; StringTokenizer strTok = null; String line = … |
| | I was wondering if anybody had any cool projects ideas. Please post them. Thanx, C++ |
| | I at least have the program working correctly thanks to the awesome help from various boards and people I work with. However, now I want to tweak the program a little bit. I am currently using a combobox for the interest rate and term. I would like to use either … |
| | This problem started happening a couple of days ago. When I'm on certain websites and launch a window (usually a java pop up), the pop up window appears...begins to load for a second and then disappears completely. Also, the original Website that I launched from disappears too! :eek: I'm running … |
| | Hi all, Ok i've started doing a mini project about a CD collection database. i got the program working ata stage where you can enter a single entry and the record is printed to the screen, the problem im having is i can not seem to modify the program to … |
| | [size=2]Hi I just started a new website kind of lame but that will be picked up soon.Ok here is the question did not know where to post it so I am posting it here.It is this: I am trying to make a users immmm how to called it comment box.You … |
| | I'm supposed to write a loop to loop through the days, the write a switch statement for the verses. The program should print out just like the song goes. For example: On the 1st day of xmas my true love gave to me, a partidge in a pear tree On … |
| | Hi, I am making a task-manager like program and i wanted to create a pie chart referring to the free/max memory (like the pie chart u see if you right click "My Computer.") Can anybody please tell me how to do this (oh yeah, it's an application, not an applet) … |
| | Runescape is the absolute BEST internet game. Its a Java game too. Java, you should be proud. *sniff* Anyways, the game is free, but its $5 a month for a premium account. You start out level 3 on a tutorial. Figure it out :) [URL=http://www.runescape.com]Go to this page, then click …  |
| | how can i create a weblink in my java program. I tried adding a weblink in JLabel usign the html tags: [code] JLabel wwwLink = new JLabel("<html><a href=\"http://www.domain.com\">my link</a></html>"); panel.add(wwwLink); [/code] But the text came out blue as if it were a link, but nothing happens when you click on … |
| | I can't seem to remember how you create subitems in the menu's. Does anyone know how? Like this: Format --> Color(then like a drop down) *red *blue *green |
| | Hello everyone, I want to use indexing technology to speed up searching operation of my application. I have found that Java built-in type Hashtable can only have one key for each object. But my requirement is that an object can have multiple keys for an object. For example, the objects … |
| | I got this method that encrypts and decrypts text. All of it works fine, except when it comes to spaces. It doesn't convert the spaces correct. If you take a look at it, you might understand. [Code] import java.util.*; public class CustomCypher { public String encryptText(String key, String text) { … |
| | I would like to know if Java API has a built in shopping cart class which is readymade and ready to use. Thanks rational611 |
| | this is my first Java course and i am having troubles doing one of the assignments... well i am suppose to read a file containing grades of students...here is an example 034-23-8901 45 78 85 34 342-67-1231 98 45 67 45 452-57-2351 49 78 61 52 the first 9 digits … |
| | I'm trying to write this method that takes some parameters from my text editor, and encrypt the text. I got part of it written, but I'm stuck on the next bit. I got the part where you convert the "key", but I just can't figure out what to do next. … |
| | I need some help in trying to find out how to cast a method that is within an object which is inside a LinkedList. Let me try to explain: I already know that I have to use a wrapper to convert an object back into another state. The think I … |
| | Hi; Does anyone know how 2 use jni??? I want to figure out the CPU temperature. Can somebody teach me how? Thanx in advanced, C++ |
The End.