32,204 Topics
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| | Hey guys, I was wondering if someone could help me interpret line by line what is happening in this code... package com.example.helloandroid; import android.app.Activity; import android.os.Bundle; import android.widget.TextView; public class HelloAndroid extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); … |
 | Hey guys Having a problem with my program i am writing this program out all in char format. it is suppose to out put the letters in order and then spit out the numbers in reverse. also the outputs that come out are in order and then off to the … |
| | Hello, So I've big project (about conserts) going on, and this project, I'll handle all GUI. Since we need a few windows (one for registration artist, hall, concert. one for "Buy ticket", one for reviews etc.), we decided to put all these things on tabs, so we only have one … |
| | Hi, I want to use a compression alogorithm to compress files and implemented in my interface,I have browsed the net and I have found many like Huffman,is it the best choice and thanks  |
| | I am trying to code a number guessing class and client. The issue/problems I am having with this class/client is that my number guess either ends up too high or too low and in top of that it loops the number twice when it should once. Number generated from 0 …  |
| | Hi Folks, I just got a new 64 bit Windows 7 system and I'd like to install the 64 bit versions of Java and Netbeans. I found the 64 bit Java download here: http://www.oracle.com/technetwork/java/javase/downloads/jdk-7u3-download-1501626.html But I can't find the 64 bit Netbeans. I'm pretty sure it exists because I see …  |
| | Hi , I jave an assigment to find a java programm to modify it? can someone help me pls ? thanks  |
| | Hi all, I need to write an algorithm that can find intersections, dead-ends, and turns within a maze. Below is the code I currently have. You're welcome to read through it, though I'm not sure if it will help in any way. The basic information: - Maze image file is … |
| | hello everybody I am writing a program in java that draws a square fractal recursively. The program starts by drawing a rectangle in the center of the window (1/4 of the window). Then I need to draw 4 smaller rectangles attached to the corners of the first rectangle. Then I … |
| | I'm completely lost with this assignment code. The objective is to modify this program that originally asked the user for an input 1-12 for a month, and it outputs the number of days in that month. The modifications would make it so that the user inputs the name of the … |
 | hello there please help me, I have a problem with this program, i confused about how to make this program run well, this is the lish of program package guipert2; import java.awt.BorderLayout; import java.awt.Color; import java.util.ArrayList; import java.util.List; import javax.swing.DefaultListModel; import javax.swing.JList; import javax.swing.JOptionPane; public class ContohList extends javax.swing.JFrame { … |
| | I need a little bit of help with my coding below. Whenever I try to run the second application it gives me momPalindrometrue dadPalindrometrue sisterPalindromefalse racecarPalindrometrue JavaPalindromefalse A man a plan a canal PanamaPalindromefalse Hurray for HollywoodPalindromefalse Mr Owl ate my metal wormPalindromefalse Was it a car or a cat … |
| | I have used snippets of code from various sources to compile the following code: import java.awt.*; import java.awt.image.BufferedImage; import java.io.*; import javax.imageio.ImageIO; import javax.swing.JFrame; import java.util.Calendar; public class ShowImage extends Panel { static Calendar cal = Calendar.getInstance(); //gets system time BufferedImage image; private static final String holidaysimages[] = { //declares … |
| | I have a confusion of how to put that max and min in main method so it would run. PS: there might be mistakes ***The goal is to create a method that enter any numbers by user and it suppose to show the Max and Min.*** **PLEASE HELP~! what is … |
| | This is Code: public static int getAutoIncrement(int ain) { int count = 0; for(SBufferScheme scheme : getInstance().listScheme) if(ain == scheme.id) count++; if(count == 0) return ain; return getAutoIncrement(ain + 1); } And this is Error: Exception in thread "ThreadPoolExecutor-10" java.lang.StackOverflowError at java.util.AbstractList$Itr.next(AbstractList.java:345) at lft.gameserver.model.ManageBbsBuffer.getAutoIncrement(ManageBbsBuffer.java:36) at lft.gameserver.model.ManageBbsBuffer.getAutoIncrement(ManageBbsBuffer.java:41) Any idea what could … |
| | Hello, I took a Java language class, so I know how to write a code and different stuff.. now, I'm looking at job descriptions and some say they look for a server side developer and others for a client side. does knowing Java language is enough to work at both? …  |
| | hello in form1 it has swf object how can vb.net play this script into that swf object [CODE]<script type="text/javascript" src="http://Radioonline.ir/RadioonlinePlayer.Js"></script>[/CODE] |
| | ****i want to display thread1 thread2 thread1 thread2 in java but i am not that good at thread i understand that i have to create three class main class, thread1 and thread2 class and i know i have to use wait() or notify() method ..i anyone help just give to … |
| | Hey, so I am wondering what would be the easiest way to check if a double "looks" a certain way. Like this: Let's say I have some input and I want to check if the input has the same format that I want it to be. Here's what I want … |
| | Hi, I recently decided to have another go at learning some programming, and decided to make some sort of 2d gameboard useable for stuff like Chess and Othello. I ran into a problem that I ran into last time I tried learning programming as well, and it has to do … |
| | Man, my *rookie* status os showing on this one... For the life of me, I cannot determine why my graphics panel section is not working to correctly display my Pie Chart.... I have the output broken down, and the variables exist... It runs looking for Annuities.csv in the C:\temp folder... … |
| | how can i detect color using OpenCV i've tried thiscode Code blocks are created by indenting at least 4 spaces ... and can span multiple lines import static com.googlecode.javacv.cpp.opencv_core.*; import static com.googlecode.javacv.cpp.opencv_highgui.*; import static com.googlecode.javacv.cpp.opencv_imgproc.*; //non-static imports import com.googlecode.javacv.cpp.opencv_core.CvScalar; import com.googlecode.javacv.cpp.opencv_core.IplImage; public class ColorDetect { //color range of red like … |
| | I have a program that's supposed to interact with a databse but I keep getting a NullPOinterException. I know it means that something is set to null. But how to change them from null is my main problem import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.SQLException; /* * To change … |
| | Hi all, I have a project where I need to read in an image of a maze and use a graph data structure to find certain points in the maze to place nodes and trace edges. I plan to have the maze be in only two different colors. The walls/background … |
| | can any one give me the basic idea how can i start using openCV in java  |
| | Hi, I'm trying to write an application in NetBeans. I have a one Button called Ok which makes an array of buttons and all of them are connected to one actionListener. Here's the code: public void actionPerformed(ActionEvent e) { if (e.getSource() == Ok){ int a=500; thread=new Thread[a]; Button button[]=new Button[a]; … |
| | im doing remote desktop project. i need to connect two sockets (each from single client) through the hashtable in the separate application server, so that client1 can see the desktop of the client2. can u suggest me solution for this? how can i achieve this? so far i can connect … |
| | Hello, I am (still) writing a server+client application. I start the server. After a connection is accept()-ed, I start a thread to handle that connection. On the handler thread, I add the client nickname(String) and Socket to a Hashtable. [code=java] private Hashtable<String, Socket> clients = new Hashtable<String, Socket>(); clients.put(nickname, socket); … |
| | **Please help me friends** **I have a doubt in using array in JAVA** **if my input is AB1CD** They are stored in array as a[0]=A a[1]=B a[2]=1 a[3]=C a[4]=D I developed a coding to insert the number that appearing after a alphabet in the same array element like a[0]=A a[1]=B1 … |
| | Hello, I am a java learner and have just started learing java by follwing the online tutorials. I am a computer science student and as a part of our assisgnment, I have to design a online CHat system in java. TBH, I have no clue of what to learn and …  |
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