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I want to bring to my desktop java application real-time data from three market indexes of the world (Japan, Frankfurt, and Nyse). I only need these three quotes. Is it an easy task?

I have created a JFrame with two JPanes (mainPanel and secondPanel)in it. I am trying to update the first JPane (mainPanel) with a JPane that is returned by another class of the project. How can I do that? Thank you.

I have created a JMenuItem and a JButton. How can I have the same result when I use either the JMenuItem or the JButton? Basically I want them to trigger the same method. Thank you.

I have created a JToolBar and I added 3 JButtons inside it. Is there any way I can increase the horizontal space between the buttons?(Now they seem like they're stacked together) Thank you.

I have created a form and I added a JFileChooser on it. When I start the form , the JFileChooser appears when the form loads. I gave used netbeans fileChooser tutorial.(http://netbeans.org/kb/docs/java/gui-filechooser.html) Any ideas? Thank you.

I have some files, consisting of end of day stock data in the following format : Filename: NYSE_20120116.txt <ticker>,<date>,<open>,<high>,<low>,<close>,<vol> A,20120116,36.15,36.36,35.59,36.19,3327400 AA,20120116,10.73,10.78,10.53,10.64,20457600 How can I create files for every symbol? For example for the company A Filename : A.txt <ticker>,<date>,<open>,<high>,<low>,<close>,<vol> A,20120116,36.15,36.36,35.59,36.19,3327400 A,20120117,39.76,40.39,39.7,39.99,4157900 (I don't want A.txt to contain the first line …

I have two panels. One with the price (OHLC) and a moving average, and one with the volume. I want to create a middle panel with to oscillators that oscillate around zero. Each oscillator is the difference of two moving averages of the chart above it. Is it possible? Thank …

I am trying to overlay a moving average over a OHLC chart but I get no results. Any ideas on what am I doing wrong ? private static OHLCDataset createPriceDataset(String filename) { //the following data is taken from http://finance.yahoo.com/ //for demo purposes... OHLCSeries s1 = new OHLCSeries(filename); try { BufferedReader …

I have a group of files (A.txt, AA.txt etc) in the form A.txt : A,45,56,78,98,11,23 A,98,90,33,76,30,40 AA.txt : AA,65,76,34,76,98,12 AA,12,76,33,76,33,89 How can I quickly remove the symbol column (A,AA) from all these files using Python? (I want to use python because the number of txt files is 3200) Thank you.

I am trying to create an oval shape using Netbeans but the oval shape never draws itself. Here is the code : /* * To change this template, choose Tools | Templates * and open the template in the editor. */ package learn; import java.awt.Color; import java.awt.Graphics; import javax.swing.JPanel; /** …

I am trying to edit a post I've made but there is no submit button! Any ideas guys? Thank you.

I am reading the book Head First Java. Reading the chapter 'networking and threads' I tried to run a project in my Eclipse IDE that consists of a chat server and chat clients. The problem is that I am getting no feedback in the clients text area and debugging seems …

I have created the following code to display some records from a database : [code] <table id="productTable"> <c:forEach var="product" items="${categoryProducts}" varStatus="iter"> <tr class="${((iter.index % 2) == 0) ? 'lightBlue' : 'white'}"> <td> <img src="${initParam.productImagePath}${product.name}.png" alt="${product.name}"> </td> <td> ${product.name} <br> <span class="smallText">${product.description}</span> </td> <td>&euro; ${product.price}</td> <td> <form action="addToCart" method="post"> <input type="hidden" …

I am trying to run a relatively simple jsp page but I am getting the following error : [CODE] HTTP Status 500 - type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.apache.jasper.JasperException: /dateBean.jsp (line: 7, column: 4) The …

I have problem starting tomcat now that I have installed macos lion. I get the following error in catalina.out : [CODE] Aug 7, 2011 4:12:01 AM org.apache.catalina.core.AprLifecycleListener init INFO: Loaded APR based Apache Tomcat Native library 1.1.20. Aug 7, 2011 4:12:01 AM org.apache.catalina.core.AprLifecycleListener init INFO: APR capabilities: IPv6 [true], sendfile …

I am reading a book and I am in a chapter where it shows how you can create web forms using php. The problem is that I am getting confused by this switching of the code. I give you an example : [CODE] <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN” …

I am reading a book and there is the following code inside : [CODE] if ( !isset( $_POST[$requiredField] ) or !$_POST[$requiredField] ) [/CODE] I can understand the first part of the use of isset function but I cannot understand what the second part does. Any ideas? Thank you very much.

I am trying to create a custom tag that will write something to the screen after checking for the existance of a specific cookie. Is it possible? Thank you.

I am reading murach's book about jsp and servlets. He uses netbeans(I am using intellij idea) and I am at a point when he uses the META-INF folder that netbeans creates to save a context.xml file there that contains a Resource tag with information about a connection pool. The problem …

I have seen in many servlets that doPost and doGet are declared public or protected. What is the purpose of declaring a doPost or doGet as protected? Thank you.

I am wondering if there is a tool that I can preview my css code without having to write the corresponding html code. I mean a tool that automatically create sample html code based on the css code. I am using a mac. Thank you.

I get the following error : Parse error: syntax error, unexpected T_STRING in /Library/WebServer/Documents/MyProject5/menus.php on line 48 This is the code [CODE] <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>Date Menus</title> </head> <body> <?php //Script 10.1 - menus.php //This script defines and …

I am trying to use a vla (variable length array) in my code but I see that the array is not initialized properly when I debug the program. Here's the code : [code] #include <stdio.h> #include <stdbool.h> int main (int argc, const char * argv[]) { // insert code here... …

I am trying to produce a random walk solution but I get some strange results. Here's the code : [CODE] #include <stdio.h> #include <stdbool.h> #include <stdlib.h> #include <time.h> int main (int argc, const char * argv[]) { // insert code here... char myArray[10][10]; char letters[26] = {'A', 'B', 'C', 'D', …

How can I declare on top of my code a function that takes an array of ints as argument? Thank you.

If I leave some integer array items uninitialized I get sometime some strange numbers instead of zeros when I display the list of the array items. Why is it happening? Thank you.

I want to get the digits of a number the user entered without using arrays. Is it possible? Thank you very much.

I have a project written in vb.net and I am trying to convert it to c#. I have managed to convert it except from one file. Here is the old code of the file : MyWebExtension.vb [CODE] #If _MyType <> "Empty" Then Namespace My ''' <summary> ''' Module used to …

I have a master page with a treeview and I want to pass the onlick node value to a select statement that exists in the content page(in an sqldatasource control). How can I do that?

I am using this variable from the code behind : [CODE]public string UserID; //globally declare the UserId protected void RadGrid1_PreRender(object sender, EventArgs e) { MembershipUser myObject = Membership.GetUser(); UserID = myObject.ProviderUserKey.ToString(); }[/CODE] I am trying to use the variable in the INSERT command in the aspx file but it seems …