36,051 Topics
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| | When I parse this date: [code] SimpleDateFormat sdf = new SimpleDateFormat(); Date utilDate=sdf.parse(txtFieldArray[i].getText());//12/31/1955 java.sql.Date sqlDate=new java.sql.Date(utilDate.getTime()); instructorBean.setStartDate(sqlDate); [/code] error [code] May 9, 2011 7:10:43 PM view.forms.profileForms.InstructorProfileForm actionPerformed SEVERE: null java.text.ParseException: Unparseable date: "12/28/1955" at java.text.DateFormat.parse(DateFormat.java:337) [/code] Can someone show me some code on a date that can be parsed? |
| | Hello Members, Given an undirected Graph, G, is there any standard algorithm to find the value of k, where (k-1) represents the number of vertices whose removal results in a graph that is still connected and the removal of the kth vertex makes the graph disconnected? Thank you! sciprog1 |
| | Hi guyz. My challenge is that I can manually run the following command from linux shell: [CODE] sh /usr/bin/sshlogin.sh 192.168.0.37|danga|dan1ga|java -jar /shared/smsfiles/coin/MySSH.jar [/CODE] successfully. The challenge from java is getting the same command to run. The snippet of my code that handles this is as follows, though it does not … |
| | i know how to add many things into arraylist at once, like: [CODE] String [] things = {"eggs ", "pie ", "lasers ", "hat "}; List<String> list1 = new ArrayList<String>(); for (String x: things) list1.add(x); [/CODE] but is there a way to add things into arraylist iteratively one by one?  |
| | [INDENT]We know that out of local variables if no initialization is provided, a default initialization takes place [B][I]at the time of[/I] class loading [I]or[/I] instantiation[/B]. :icon_rolleyes:But the question is [U]where it takes place in a programming code?[/U] Either [COLOR="Green"]it is after the declaration then and there to protect and optimise … |
| | hey guys, when do we use "long"? and what is it anyway? like: [B] public [COLOR="Red"]long[/COLOR] someStuff([COLOR="Red"]long[/COLOR] n) { ..... ..... } [/B] thanks :) |
| | First page & second page refer attachment!! I have success validate the new limit cannot exceed 2000 for 3rd Party Transfer. Coding for first page !! -------------------------- [CODE]<jsp:useBean id="labelBean" scope="session" class="my.com.infopro.ibank.ui.bean.LabelBean" /> <jsp:useBean id="txLimitMaintBean" scope="session" class="my.com.infopro.ibank.ui.bean.TxLimitMaintBean" /> <jsp:useBean id="lang" scope="session" class="my.com.infopro.ibank.ui.bean.LanguageBean" /> <%@ page import="java.util.Iterator"%> <%@ page import="my.com.infopro.ibank.dto.TxLimitMaintDto"%> <%@ page … |
| | Hi, i am currently doing a system for the rental video. I am new to java coding.. Problem is how to add data to access database using java coding in method? Thank you. |
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 | I have been reading a textbook on Java-- I am a C/C++ programmer so my view of addresses and pointers are based on what I know from those languages. I am trying to make sense of something the textbook said about object addresses. The textbook basically said when one object … |
| | Hi, I am trying to write run a small script in java console. I managed to compile the script but getting an error while running them. How do i get it fixed. I Have attached the error screenshot here. I know its a noob question as i am unable to …  |
| | I understand this is not Java related, but since [B]a lot[/B] of Java Developers out there use Netbeans as their IDE. I figured that I'll get help here easier. Anyways, I downloaded Netbeans 7 (the full version), and tried installing it on Windows 7. The installer starts, and right after … |
| | i am new and i need to call from a push button (in forms builder ) a report that i had made it using report builder thanks in advance |
| | Hello All Im new to JSF, I want to pass Parameters to a method in <h:outputText> is it possible? If yes, how can i...? I dnt want to use CommandLink or CommandButton. |
| | The software developer of an object-oriented programming API wishes to design a Stackdata type by ‘adapting’ an underlying Listdata structure. Describe how the Adapter Design Patterncould achieve this via:- i.Inheritance ii.Composition Please reply as soon as possible. I have my exam. |
| | i am using tomcat7.0,jdk1.6,and i downloaded the jax-wsri jar files. first i created folder named ws in webapps in tomcat folder. then in ws folder i created WEB-INF folder and META-INF.and in WEB-INF i created folder classes&folder lib. then i created the web service class as follows [CODE]package hello; import … |
| | i have a problem. i don't know where i am making the mistake.... i need to refreshed my JPanels automatically with time..... i have used timers for this. i used in the constructor of the class... public class HoursPanel{ //.... //..... public HoursPanel(){ int delay = 60000; Timer timer = … |
| | I have a program that runs a binary search tree and lists a menu of options. Two of the options are the only ones I can't seem to get to work which are saveToFile and buildFromFile. These methods include asking for a name to save as an output file (save) … |
| | I have an assignment below: 1. Create a class called Furniture with the following attributes: furnitureType – a String modelNumber – a String price – double quantitySold – int totalCharge - double. Provide the following: 1. A non-default constructor for Furniture 2. Settors and gettors for price and furnitureType (don’t …  |
| | Hi everyone, As part of an assignment we have to develop a recursive backtracking solution in java to a sort of knapsack problem - you have a 150mm bar, a set of orders you have to cut and you need to come up with the best solution that gets the … |
| | Hello, let's say I have these classes: [code=java] public class ClassA extends JFrame{ private JButton btn1; private JPanel panel; public JPanel getPanel(){ return this.panel; } ClassA(){ this.setSize(500,500); this.setVisible(true); panel=new JPanel(new FlowLayout()); btn1=new JButton("LALALA"); this.add(panel); panel.add(btn1); } } public class ClassB { ClassA a; ClassB(ClassA a){ this.a = a; JButton button2 … |
| | I'm having trouble formatting a binary tree. In my program, the tree format should print every output as such: 35 30 29 25 24 20 15 This is the code that I have thus far. [CODE]public void treeFormatTraversal(){//begin int level = 0; if(root !=null) treeFormatHelper(root, level); else System.out.println("\nTree is Empty\n"); … |
| | hello sir, i am new to jsp and i have to use jsp mail in my project and i got a jsp mail script but unfortunately it is showing error like this one! 530-5.5.1 Authentication Required. Learn more at 530 5.5.1 http://mail.google.com/support/bin/answer.py?answer=14257 f10sm3473193anh.25 i am using smtp server:smtp.gmail.com and there … |
| | Hi all, I recently made a web crawler as part of a Uni team project building a small search engine. I've managed to incorporate it into our GUI, there is a button which starts the crawling process by creating the crawler in a thread. (I did this because otherwise the … |
| | i have a form, on which after i click submit, i want the existing elements to get cleared off , ie, all those form fields and button to be cleared, and the result i wanna display be displayed kind of like clrscr() in c++. is there anything in JSP or …  |
| | Hello, I'm making an application that supports sending text/files. It will use a server and 2+ clients. The clients won't communicate directly with each other, their messages will be forwarded by the server. My problem is this: in C++, after starting a client, I'd have 1 thread stuck on RECEIVE … |
 | Hi everybody, I have a question about purchasing a product which I do not know the name of or where to buy from. I have the following requirements for a PDA but can somebody point me to a few links of where I can buy such a device. My requirements … |
 | I am working if application and I cannot figure out how to make a box move forward one at a time when the spacebar is pressed. Here are my codes: [CODE] package DrawingInApplications; import java.awt.event.KeyEvent; import java.awt.event.KeyListener; import javax.swing.*; import javax.swing.JFrame; public class Program extends Drawing implements KeyListener{ Drawing d; … |
| | I am working on a project that has 2 persons. The first person acts as a receptionist and the 2nd as the boss. Whenever there is someone to meet the boss, i want the request should directly go onto boss's system WITHOUT THE USE OF ANY database. What could be … |
| | Any help would be appreciated. I have a working command line program (trivia question) and decided to try to put it in a Gui. I got the user menu to print, but it gets to line 162 and blows up (going line by line) where I'm thinking it should do … |
| | Hello all. The Java Date and time classes are difficult. I think I have to use java.sql.Date which is a sub class of Date but is not a date unless the time is normalized to zero. so I've heard. I would like to work with my studentDOB first by collecting … |
| | Hi Guys, I really need help with my checkbook. My functions seem to be working. However when I can deposit, balance, or withdraw from the userinterface it doesn't seem to store the updates. When I check my balance it always says the balance is 0.00. Can someone help me fix … |
 | Hello I have a java program that sends mail to given gmail account. Now i need to attach some files to mail and send them. how can i do it?? |
| | Sorry.... i have posted this question before in JavaRanch Forum but i did not get any satisfactory answer to my question. probably no one notices there. I am posting here with the hope that someone will come forward and give me some suggestion. i am using java swing and i … |
| | I have a JList that becomes populated from click on buttons. My question that i need help with is, is it possible to use a function of the JList to get the string from a selected index and make a substring? thanks. |
| | I'm basically writing a bot for the game Bejeweled. Everything works, however it appears to be a bit slow.. and I'm guessing it has to do with the way I'm gathering data for the program to use. Essentially, I take a screenshot, open that file, and grab the RGB'S, add … |
| | I am trying to write the code for a face that winks. My code doesn't give me any errors however when I try to run it the window comes up as a blank window. It does have the corredt title but no face is drawn in it and I'm not … |
| | Hi, My homepage of website contains periodic ajax requests, due to which the session does not time out. Referring to [URL="http://ajaxpatterns.org/Timeout"]http://ajaxpatterns.org/Timeout[/URL] I decided to use timer and event (like mousemovement etc.) to check whether user is active or not and thus invalidating session after inactivity for 'certain' time. To set … |
| | hello all, can any one please help me in iterationg and printing values in a map\ thanks in advance |
 | i have a as an array b also .. how can i find the summation of there content .. thank you .. |
| | Hi, I'm trying to create an array for converting Octal number from input to Binary later...print out for table look-up. Please help! [CODE] import java.util.*; // Scanner class public class check1 { public static void main(String [] args) { int i; String biArray[]={"000", "001", "010", "011", "100", "101", "110", "111"}; … |
| | Hi I want to create an html report based on a table named inventory on sql server 2005 database. first code used to generate an output report [CODE] try { // TODO add your handling code here: String s = "<html> <body> <table border=1><caption> Inventory Report </caption>"; s += "<tr><td>Item_id<td>item_name<td>Existing … |
| | Hi there, Can anyone point me to where I can find good tutorials (or even an online book) of how to connect to XML with Java (Reading/Writing to an XML file etc). I've tried to Google it but I just seem to find tutorials that are very confusing and vague. … |
 | Here; is my scenario; A prisoner is admitted in a prison at this date:: [B]2011-05-05[/B], he was sentenced for [B]5 years[/B] so how do i calculate date additions so the results give me [B]2016-05-05[/B], as this is the exact date he is to be released from prison. the addition should … |
| | I'm trying to create a class that calculates for the next possible coordinate for a Bishop Piece for my chess program and I encountered this problem. I used a JOptionPane to test for the results and I can't understand how it got that result. The first JOptionPane shows false because … |
| | [CODE]import java.awt.*; import java.awt.event.*; import javax.swing.*; import java.util.*; import java.io.*; public class MuseumPanel extends JPanel { private JLabel label; private JPanel buttonPanel; private JButton week, day, hour, output; private Museum museumArray = new Museum(); private int numb; int[] weekArray = new int[3]; int[] dayArray = new int[7]; int[] hourArray = … |
| | i know that it puts the bytes into a buffer. But is that buffer is located somewhere in the memory? and doesnt it make the application slow if it uses that adapter?/Stream? |
 | Hi everyone, Im trying to download all files in a directory residing in the server to clients pc. I know how to download single files using response.getoutputStream(). My problem is I want to download ALL the files in that directory with a single click of a button. i tried iterating … |
| | Alright im really struggling here... I have a multiple buttons that can be pushed and within the action listener i want the item added to my list model, and the running total to be incremented by the amount i specifiy within the actionperformed statement. for whatever reason i am having … |
| | TableColumn column1=table.getColumnModel().getColumn(2); column1.setPreferredWidth(400); I tried to change the column width of the jtable using the above method but i couldnt achieve i dont no why please help me................. |
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