32,199 Topics
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| | hello. im completely new to Java. i have done quite a bit of C# in the past, so that should be an advantage really. my question is, which area or section of Java should i start studying (i dont need to go through console applications..) to have a quick start … |
| | I am just plain stuck. I can not figue out why when I type a word to test a palindrome sometimes it comes back as true and other times as false. Thank you for any help. import java.util.*; public class ec1 { static Scanner kb = new Scanner(System.in); public static … |
| | [CODE]import java.util.*; import java.util.Random; import java.lang.*; import java.util.Scanner; public class testing1 { public static void main(String[] args) { String pass = new String("ENTER THE HAMLET HAM TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND TO SUFFER THE SLINGS AND ARROWS OF OUTRAGEOUS … |
| | Hi, I'd like to know how to open for example a .doc file with java. I want word to open the file when I start my program. Any help? |
| | What is the significance of using packages in java? How does this help in programming? Pls reply asap...  |
| | Hi to all; I have chat's code with JAVA language, and it contains 14 files. I try to do compile to them in (command line prompt). by : 1. javac (NameOfFile).java 2. rmic (NameOfFile) 3. javac (NameOfFile2) And only 4 file can I compile .ChatClient.java , RMIChatServer.java , RMIChatClient.java and … |
| | Hi dear friends , My name is Sijo , I am doing a Biometric project . So that for an instance i need to install CMAKE , Could anybody please help me . And PLease give me the steps to run a simple java program using this "[B]openCV & cmake[/B]" … |
| | Hi, I want to open programs such as word or excel which are pretty much default for windows users, but don't want to be restricted to the specific file location. For e.g. instead of rt.exec("C:\\Program Files\\Microsoft Office\\Office10\\POWERPNT.exe") is there a way of linking to powerpoint such that on a computer … |
| | [COLOR="Red"]Exception in thread "main" java.lang.Error: Unresolved compilation problem: The function method() is undefined for the type Madness[/COLOR] [B]There is no method to my madness...[/B] :) Merry Christmas all!  |
| | Hi All, I wonder if anyone could help? I have a large Java program which needs at various points to run UNIX commands. The only wayI have found to do this is below (although I would have liked the program to output all terminal commands into the same window (shell) … |
| | I am new to java and have this course work to complete can you assist me with the codes pleas I need to write a program that helps me perform basic math tasks, working out factorials, powers and primes. Start by printing the menu Welcome to the Math Calculator Pick … |
| | hii daniwebians, i need the source code for my project "online banking",could u provide it using J2EE. |
| | my teacher gave us this basic example of rmi the interface, server and client programs are given in order though i know that in server side there is no bind() statement and in client a proper lookup(),and no import of registry package in server program,cause i googled up and saw … |
| | So I'm building a web crawler for a pet project I've been working on. I'm using tutorial code for the crawler then building on it. I've done extensive troubleshooting and haven't had any luck. The problem: [LIST] [*]Roughly half the websites return content, but all of them return headers. [*]Some … |
| | Lets say I need to compare the x position of a ball with the x position of a rectangle to see if they have collided. Wouldn't it be easier to just declare x in ball as public so I can use ball.x instead of ball.getX()? |
| | [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; public class JHelloFrame extends JFrame implements ActionListener{ JLabel question= new JLabel("What is your name"); Font bigFont= new Font("Arial",Font.BOLD,16); JTextField answer= new JTextField(12); JButton pressMe=new JButton("RressMe"); JLabel greeting= new JLabel(""); final int Width=175; final int Height=225; public JHelloFrame() { super("Hello Frame"); setSize(Width,Height); setLayout(new FlowLayout()); question.setFont(bigFont); … |
| | Dear All, My boss has asked me to implement a project that includes writing a "mobile code" using java programing language. This code will be transferred on the network of nodes ,going from the source code node to other nodes, and at a point returning to it with certain information. … |
| | I want to create a class which will be responsible for reading an input file and then filling up my other classes...But i do not know how to begin...any ideas? |
| | My teacher gave me a program which will maintain the attendance of some class daily , i have made it fully , i use eclispe IDE -JAVA SE , there are a lot of swing components in it like textfields,checkboxes,JList etc so there are Listener classes for the components. constructor … |
| | I made application web using hibernate + spring + velocity and IDE Netbeans 6.8 + Glassfish this my files [CODE] applicationContext.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:jee="http://www.springframework.org/schema/jee" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd http://www.springframework.org/schema/jee http://www.springframework.org/schema/jee/spring-jee-2.5.xsd" > <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer" p:location="/WEB-INF/jdbc.properties" /> <context:annotation-config/> <context:component-scan … |
| | Write a java program that computes of the long distance call. The following cost of the call is determined according to the following rate schedule. a. Any call started between 8:00 am and 6:00pm Monday through Friday is billed of a rate of $ 0.40 per minute. b. Any call … |
| | I read about a coding style where not one variable is changed. Everything must stay constant. I don't remember what it's called, but it's the bomb. I never realized this little project would be [I]so easy[/I]. Here is a 98 line calculator that supports [B]()^*/+-[/B]. If you find a bug, … |
| | I'm making a video game, but there's 1 (more like 10 others that are offtopic :P) thing I want changed. The sky/space color. See this video (Outdated code, but it's the most recent video): [url]http://www.youtube.com/watch?v=ZlCZUtoB0MA[/url] See the black space? I want to change that to something like sky color. I'm … |
| | trying to work on netbeans on a project.... getting the following error [CODE]Exception in thread "AWT-EventQueue-0" java.lang.OutOfMemoryError: Java heap space at java.awt.image.DataBufferInt.<init>(DataBufferInt.java:41) at java.awt.image.Raster.createPackedRaster(Raster.java:458) at java.awt.image.DirectColorModel.createCompatibleWritableRaster(DirectColorModel.java:1015) at sun.awt.image.SunVolatileImage.getBackupImage(SunVolatileImage.java:225) at sun.awt.image.VolatileSurfaceManager.getBackupSurface(VolatileSurfaceManager.java:252) at sun.awt.image.VolatileSurfaceManager.initialize(VolatileSurfaceManager.java:108) at sun.awt.image.SunVolatileImage.<init>(SunVolatileImage.java:72) at sun.awt.image.SunVolatileImage.<init>(SunVolatileImage.java:82) at sun.awt.image.SunVolatileImage.<init>(SunVolatileImage.java:93) at sun.awt.image.SunVolatileImage.<init>(SunVolatileImage.java:87) at sun.awt.windows.WComponentPeer.createVolatileImage(WComponentPeer.java:604) at java.awt.Component.createVolatileImage(Component.java:3316) at java.awt.Component$BltBufferStrategy.createBackBuffers(Component.java:4038) at java.awt.Component$BltBufferStrategy.<init>(Component.java:3983) at java.awt.Component$BltSubRegionBufferStrategy.<init>(Component.java:4236) … |
| | I have progm that with a class that has the main method, and that method takes arguments which must be typed in the command line...how do i compile and run the class from the terminal using mac cmds what is the syntax? thnx |
| | Consider the following code : [CODE]class R2<E> { E a; E get() { return a; } void set(E a) { this.a=a; } public static void main(String aa[]) { R2 nn1=new R2<Integer>(); nn1.set("hello"); (1) //String r=nn1.get(); //Integer t=nn1.get(); } }[/CODE] In line (1), an unchecked warning is given as the compiler … |
| | hey, i am working on a web services (WS) program. i have a method in the server that reads text file and store every line of text in to a string array. on the client side, when i call the method it shows me that the value being retuned is … |
| | I have a serious doubt for this:- Why do we give the url like c:\program files\java\jdk for user environment variables and c:\program files\java\jre for system environment variables? PLEASE HELP ASAP........ |
| | Hi everyone, I am new to Java. I am taking a Java programming course and I am having some difficulty. My professor said I should seperate my class that stores employee information and calculates pay from the class that contains my main method. How do I do that? I understand …  |
 | Hai friends, please tell me how to write Junit for the below method, public static FileInputStream readAsFileInputStream(String fileName,String fileLocation) throws IOException { FileInputStream fileinputstream = null; File file = null; try { file = new File(fileLocation,fileName); fileinputstream = new FileInputStream(file); } catch(IOException ex) { ex.printStackTrace(); } finally { fileinputstream.close(); } … |
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