35,618 Topics
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| | I need some help. I have to translate a c app into java. Which would be no problem if I knew c. Is there a good uber begginers level tutorial somewhere, that i might be able to figure out what this c code is doing? I mean, i am seeing … |
| | [code=java] <select name="weatherStat" id="States"> <% try { Connection connection = DataBaseConnectionManager.getConnection(); String sqlQuery = "SELECT distinct state FROM ols_weather_current ORDER BY 1 asc"; ResultSet rst2; PreparedStatement pstmt; pstmt = connection.prepareStatement(sqlQuery); rst2 = pstmt.executeQuery(sqlQuery); while (rst2.next ()) { <option value=rst2.getString("state")></option> } rst2.close(); pstmt.close(); } catch (Exception e) { e.printStackTrace(); } %> …  |
| | Hi, [COLOR=#000000]I have this Java code not running properly with showing the following error at command prompt on Linux os.[/COLOR] [COLOR=#000000] [/COLOR] [CODE] [root@localhost PracJava]# javac clicker.java [root@localhost PracJava]# java clicker Exception in thread "main" java.lang.NoSuchMethodError: main [/CODE] [COLOR=#000000] [/COLOR] [COLOR=#000000]Can any one help please? Thanks..... [/COLOR] [CODE] import java.applet.Applet; … |
| | I want to maintain single session for every module I am working on one project ,in that i am using differnt module for(disply item,download item ,and billing) i want to maintain single session when request goes from 1st module to last module Please help me |
 | I want to generate a code that will automatically take the poll-id..of which the user wishes to view the result of that poll. there's the code:using mysql & java & another thing i wish to use this on a jsp page: [code] package votepiepack; import java.sql.Connection; import java.sql.DriverManager; import java.sql.*; … |
| | what I mean is that, when I click a hyperlink on a webpage it will call a .java file which will then show "text or image"..is it possible? if yes how?....please suggest.......thanks |
| | Now i created a Client for the HOPP. i made a button which submits the guess to the server, but logically this doesnt output. What do you think seems to be the problem here. [code]public void actionPerformed(ActionEvent e){ String command = e.getActionCommand(); if(command.equals("Join Game")){ serverResponseArea.append("Sending join game request\n"); try{ clientHOPP.send(new … |
| | Hello all, very useful forum you guys have here. maybe you might be able to help me with an issue i am having with a program i am writing? I am trying to dynamically load a class that the user specifies. I am coding in standard java 1.5 and swing. … |
 | Ok guys, I need help, I found a couple of examples but don't understand. None of the Java examples uses this method for Converting letters uppercase to lowercase: int offset = (int) 'a' -(int) 'A'; char lowercase = (char)((int)uppercase + offset); Can somebody get me on the right track here … |
| | hi, I have a probelm,two thread from two different JVM's accessing the same file causing improper data for the 2 JVM's resulting in improper data. If it same JVM i can go for synchronized block ,wil not happen with independent JVM.soluion pls? |
 | I am passing an object of class "String" to hello function and i want to pribt all the chars so i am using foreach loop My main motive is to use foreach so please help me to type cast it follwoing is the code i have [B][COLOR=#7f0055][/COLOR][/B] [B][COLOR=#7f0055]int[/B][/COLOR] [COLOR=#0000c0]i[/COLOR]=0 ; … |
| | I have built a program which acts as a Number Guessing Game using HOPP. Everything compiles like it should but my UI isnt loading because of a series of Exceptions. I was wondering if there are any helpful tips. I have added the code as an attachment. Thankyou, any help … |
| | Hello all, I have a question and hope someone can help me. I have 3 Java .exe/packages in which I want to make into one .exe so all can be installed one by one from the same .exe. Can I do that using VB? Thanks! Kudos! |
| | hello how to convert string to double, and result is string. example ; String code =00000000001; Double plus =code + 1; String result =plus; // and result is 0000000002 thanks |
| | this is my code.. [code]class NewAction implements ActionListener { public void actionPerformed(ActionEvent e) { TArea2.setDocument(new PlainDocument()); } } void confirmation() { int ReturnValue=JOptionPane.showConfirmDialog(null,"Do you want to open a new file? ","Confirmation ", JOptionPane.YES_NO_CANCEL_OPTION ); if(ReturnValue==JOptionPane.YES_OPTION) { //HOW CAN I POSSIBLY CALL THE METHOD IN THE NewAction class?? } else if(ReturnValue==JOptionPane.CANCEL_OPTION) … |
| | How can i display the output of this coding in frames instead of Command Prompt. and i want to view the result of that student only whose rollno is entered. [code] import java.awt.*; //import java.applet.*; import java.awt.event.*; import java.lang.*; import java.sql.*; public class wscreen extends Frame implements WindowListener,ActionListener { Button … |
| | [QUOTE]I have tried to rezize my output window by changing the values in the width and legth - nothing happens. What am I doing wrong?[/QUOTE] [CODE] private final static int FRAME_GRID_ROWS = 3; private final static int FRAME_GRID_COLS = 1; private final static int FIELD_PANEL_ROWS = 10; private final static … |
| | I want to handle files of same type.For example if am dealing with txt files means i hav to read all the text files once and i should also find a certain keyword(similar keyword) which should exists in all those files. Anyone suggest how to do that.  |
| | I just started learning java and encounter problem in writing a program that read in the value of height of a triangle. For example 1 AA 232 BBAA 34543 AABBAA 4567654 BBAABBAA Anyone plz kindly help me to write this program using loop. I only know how to print out … |
| | Hi I am currently doing a project, part of which involves reading peoples information into a Database, the table in question being member_table which includes a 'Date of Birth' field. I have no problem doing this as all the information I want to assign to this table including DOB is … |
| | hi , i have to display the xml in jsp (Tree Format) .Using DOM ..its very expensive becoz its a very big xml. I have xml in string format in jsp. For example: String xmlString =" <ALARM_CONFIG_DETAILS><ALARM_TYPE_DETAILS><ALARM_TYPE>test</ALARM_TYPE><ALARM_TYPE_DESCRIPTION>efe</ALARM_TYPE_DESCRIPTION><ALARM_OPERATIVITA_DESCRIPTION>dfsdf</ALARM_OPERATIVITA_DESCRIPTION><ALARM_IS_AUTOMATIC_CLOSED>y</ALARM_IS_AUTOMATIC_CLOSED><ALARM_TIMER>gfdg</ALARM_TIMER><ALARM_OWNER_ID>5</ALARM_OWNER_ID><ALARM_SIGNALING_TABLE_NAME>3333</ALARM_SIGNALING_TABLE_NAME></ALARM_TYPE_DETAILS><COMMENT_DETAILS><COMMENT_TYPE_ID>1</COMMENT_TYPE_ID><COMMENT_TYPE>dgsdg</COMMENT_TYPE></COMMENT_DETAILS></ALARM_CONFIG_DETAILS>"; Thanks Rahul |
| | I'm just starting to learn Java what books, or tutorials would you guys reccomend Thanks guys. |
| | Hi, I know C and Python, but i wanted to learn Java. Any suggestion, how should i go about it. I started reading some book, but couldn't make it out. Regards, Jyoti |
 | Hi all.. I am having a table named "login" in MS access.. I am connecting it to a java application with th help of the following code.. Class.forName("sun.jdbc.odbc.JdbcOdbcDriver"); System.out.println("Driver loaded"); // Establish a connection connection = DriverManager.getConnection("jdbc:odbc:ESMDB"); System.out.println ("Database connected"); String result=""; st = connection.createStatement(); rs = st.executeQuery("SELECT * FROM … |
| | im trying to compile a java file in my computer...and it wil not work...its my first time doin it here... my problem was..i cant compile any java file... this will only appear java.lang.NoClassDefFoundError: mynote/java Exception in thread "main" |
 | Hi, I am trying to create a simon-says type game, where there are four icons of different colors. One icon lights up. The user clicks it. Next, a new icon lights up. The user clicks the sequence... etc, etc, etc. Right now, the first round works. Unfortunately, the icons do … |
 | hi experts, Here there is a requirement in my project, like sending a automatic mail to a particular person,at particular time. [B]for examples[/B]: If there is an expiry date for a customer's account, a week before the expiry date a mail should be send to the customer as a remainder. … |
| | ok, i wanna ask about layouting 2 textareas.. i have 2 text areas, the problem is i want to put 1 in the top 1 and the second 1 in the bottom, but i want to set the height of the top textarea become 2/3 of the window while the … |
 | I want to do a project on Community Server ie wana build a community by java plz tell me whether it will be possible by java and what tool should I use |
| | [I][B][COLOR=Green]Please help me to get calender date from the given Julian date(1187610073812). [/COLOR][/B][/I] [I][B][COLOR=Green]Thanks in Advance..:)[/COLOR][/B][/I] |
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