35,619 Topics
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| | Hi im writing a program using arrays but im not sure what to do. I think i have the first three methods done correctly but i cant figure out how to do the rest. Im also supposed to write an application file but im not sure how to with arrays. … |
| | hello can you help me i want to make my program to executable file is there a software for this to create a jar file?...hoping for your positive responds...  |
| | Hi, I'm having problems with decryption of a string when it's long. The following are my codes for encryption and decryption. It works well when the string is short (20 chars) but throws an exception when it is about 30 chars. The problem I have is that when I tested … |
| | Hello, I have got two arrays one called NB(number of memory blocks) and the other called NJ(number of Jobs). I want the NB arrays to search through the jobs and find a job that is <= to the block. So for example if i had: [B]Blocks[/B] 800 300 750 200 … |
| | I compiling with Solaris 10 SPARC, jdk 1.6 from Sun, Ant 1.7.1 from OpenCSW. I have no problem running hadoop 0.17.2.1 However, I have problem compiling/integrating hive with the error 'cannot find symbol', although I followed the tutorial. I have the hive source code from SVN exactly from tutorial. How … |
| | I need help with this program write a payroll class that uses the following arrays as fields: *employeeID.- an array of seven integers to hold employee identification numbers. The array should be initialized with the following numbers: 5658845 4520125 7895122 8777541 8451277 1302850 7580489 *hours.- An array of seven integers … |
| | Im trying to run some codes i found of JDom for a home work (super hard to find good material) any way. I was trying to run it on NetBeans and I dont have the library " org.jdom " Anyone, can please give me the right link to download this …  |
| | as a undergrad student i am thinking of making a mobile application online traffic system and informer using java specially for nokia mobile devices i have almost finished developing its algorithm and some design works are on progress but i am really stuck and confused about which ide should i … |
| | Hey all, I'm getting a bit confused.. I want to be able to create a pin number, but I want to to be scored out like this (****)... How can I do this?? Additionally I want to add different language setting options, how can I do this too?? Thank you … |
| | hi, im quite new to java, and i've been trying to understand this code, but i have no clue about the red parts. does anyone have any idea of what the red parts of this code do? [CODE] import java.io.*; public class BWTEncode { public static void main(String args[]) { … |
| | Hey guys! This is a relativity simple program. It compiles fine but when I try to execute there is a problem. Any insight or advise would be greatly appreciated. Thank you import java.util.Scanner; public class Power { public static void main( String[] args ) { Scanner input = new Scanner( … |
| | Hey again guys, I've been stressing over this problem for the past few hours now, and cannot figure out why it's doing what it's doing. I'm rather new to java...but here we go :) I currently have a slideshow class -and here it is. Sorry if it's sloppily written code...but … |
| | Hi, can anyone direct me to a good tutorials on drawing in java. i.e i want to draw car and allow it to move horizontally inside a lane. or draw a person and move him vertically or horizontally using keyboard keys. any example codes or tutorials will do. |
| | did anyone here know how to draw a exponential graph in java netbean?what link should i refer? |
| | This is something I've been struggling with for a couple months now without having much luck. I beginning to think it's not possible but I'm hoping someone here can prove me wrong. The environment I am working with is a JSP page that interfaces with a java Bean. I want … |
| | Hello I am new to Java. I am building a video game for school - similar to the Sims game - and have encountered an issue. My group is creting all the algorithims for calculating health, keeping track of time, achievments, etc. My job is to create the graphical interfaace. …  |
| | I have created a text box in html and if the string entered by user is a alphabet it will not show any message ,else it should display a error message..These checking validations of textbox is done in java and called in jsp; ---------------------------------------------------------- [B]a.html [/B] [code=html]<font size="4">Enter the search … |
| | I am having multible problems with my code. Here is what it is supposed to do: Write the program in Java (with a graphical user interface) and have it calculate and display the mortgage payment amount from user input of the amount of the mortgage, the term of the mortgage, …  |
| | Please let me know how to add css to a jsp page? |
| | Hello everyone, Are there any approaches to invoke Java libraries from C/C++? Thanks in advance, George |
| | I am getting Exception in thread "main" java.lang.nullpointerException on line 113,92,200, need help [CODE] // heap.java // demonstrates heaps // to run this program: C>java HeapApp import java.io.*; // //import java.util.Scanner; class Node { private int iData; // data item (key) // ------------------------------------------------------------ public Node(int key) // constructor { iData … |
| | public class TestOctagon { public static void main(String[] args) { Octagon octagon = new Octagon(1); System.out.println("1st Octagon " + octagon.toString()); System.out.println("The area is " + octagon.getArea()); System.out.println("The perimeter is " + octagon.getPerimeter()); Octagon octagon1 = new Octagon(2); System.out.println("2nd Octagon " + octagon1.toString()); System.out.println("The area is " + octagon1.getArea()); System.out.println("The perimeter … |
| | I have a linklist of nodes which have a link list of edges. This method is trying to get the number of edges so the nodes will know how many edges it has. However, this doesn't really work and I am wondering how to fix it. thank you in advance. … |
| | Hi, I'm new to this forum I'm trying to allow my menu items to work by allowing a user to press it and then display a message such as 'door locks' etc and keep a progress that the door is locked or unlocked... pic below highlighted in red however with … |
| | Hello, I have the current problem. As it stands im working on an ImageViewer project. I'm having trouble determining the mouse location for what I think are the following reasons. I currently have the frame, and within that frame is a JTabbedPane. Each tab is a new object, which creates … |
| | I am trying to make a program that finds the max and min of more than 2 inputs and i am trying to use the Math.Min and Math.Max method but i cant seem to get them too work since they only accept 2 parameters. this is what i tried to … |
| | I use this method to check the values from the scanner. My do-while loop prints an error message and then resets to the beginning of the scanner after an invalid value is detected. But it also resets when I've used good values, without the error message. I've been googling up … |
 | I am making a simple Notepad Application in Java.I want to find strings in JEditorPane.I have no idea of how to find and highlite it. |
| | Hi, how can I call another JSP without transferring control to that. The response.sendRedirect is transferring control to the next jsp page. I still have some code after the response line which needs to be executed but it doesnt gets executed. Any suggestions? Thanks |
| | I apologize if I didn't post this in the right forum, but I did a search on this site and couldn't find anything on this topic... So, here is the deal...I am not at all a programmer, and have no knowledge of it whatsoever...As such, I am working on a … |
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