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making of dynamic textfields using swings  March 2, 2011 at 11:15 AM
How to make dynamic textfields using java swings ... View Questions/Answers

making of dynamic textfields using swings  March 2, 2011 at 10:54 AM
how to crate dynamic texfields by clicking on button ... View Questions/Answers

web application  March 2, 2011 at 10:23 AM
Dear friend, could u plz tell me wats difference bt web server,application server,container with thanks praveen ... View Questions/Answers

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Validate telnet connectivity  March 2, 2011 at 9:46 AM
How to validate telnet connectivity in my java code ... View Questions/Answers

Window Script  March 2, 2011 at 9:44 AM
i want to write windows script can you help me in writing those i want to write script so that it follows below steps Step 1) downloading file from FTP 2) Unzip it 3) Edit it 4) zip it 5) upload again to FTP ... View Questions/Answers

its very urgent please help me  March 2, 2011 at 9:44 AM
how can i retrieve all images from ms access database and display in jsp pages ... View Questions/Answers

Page is not getting loaded when I refresh the webpage???  March 2, 2011 at 9:40 AM
**I am loading an image section(image,demo link,Zoom) in a webpage by using javascript function in JSP. It will get all details of image section from database. *I am getting header section always but page is not getting loaded after the header section when I refresh the page.* Note: Header sectio... View Questions/Answers

What is the best in Ajax Toolkit?  March 2, 2011 at 7:37 AM
What is the best in Ajax Toolkit? Is not Ajax toolkit similar to the Ajax control toolkit? Can you expand it? (Sr, I am not good at English) ... View Questions/Answers

Java GUI code- creating a circle  March 2, 2011 at 4:28 AM
My assignment is to write a program that prompts the user to enter the center and a point on the circle, which is (x,y)(x2,y2). The program should then output the circle's radius, circumference, and area. I did my code but I can't seem to figure out the mathematical code, can someone please help ... View Questions/Answers

How to delete the row from the Database by using servlet  March 2, 2011 at 2:04 AM
Dear Sir/Madam I am trying to delete the one user data in the Oracle SQL server database by using servlet program (Tomcat server). The given data is true then the user data to be delete from the database table. Assume in Database table have 25 users details are ther... View Questions/Answers

how to show data in database ?  March 1, 2011 at 10:04 PM
how to show the data in the database to the user in the textbox so that user can modify it and save it again? ... View Questions/Answers

Exception in PDFBOX  March 1, 2011 at 10:02 PM
"OperatorProcessor class org.pdfbox.util.operator.pagedrawer.StrokePath could not be instantiated" Not understanding about the exception.Kindly help me out to find why this exception is occuring? ... View Questions/Answers

java  March 1, 2011 at 8:15 PM
what is maplet and how it is better than strut? ... View Questions/Answers

java  March 1, 2011 at 8:02 PM
What is the drawback when we use the multiple inheritance? ... View Questions/Answers

Connect database in Access to Netbean?  March 1, 2011 at 8:00 PM
how to connect database in micrsoft access to Netbean?i know it can be connected by using JDBC-ODBC bridge, can i know the steps in connecting the database? Is there any source code for that? ... View Questions/Answers

i want for statement codding  March 1, 2011 at 6:55 PM
what is the for condition following out put 1 2 2 3 3 3 4 4 4 4 5 5 5 5 5 ... View Questions/Answers

JSF  March 1, 2011 at 6:41 PM
In what way JSF makes the difference between Applets?? After reading this article I understood instead of using Request and response, we are directly dealing with the Listeners... If soo... we can develop the frames and embed that into applets also rite.. Do u mean JSF also does the same internal... View Questions/Answers

sdf  March 1, 2011 at 6:40 PM
In what way JSF makes the difference between Applets?? After reading this article I understood instead of using Request and response, we are directly dealing with the Listeners... If soo... we can develop the frames and embed that into applets also rite.. Do u mean JSF also does the same internal... View Questions/Answers

core java  March 1, 2011 at 6:02 PM
how to display characters stored in array in core java ... View Questions/Answers

coding for chart  March 1, 2011 at 6:01 PM
I want to convert a character into binary then convert it into its diagram in form of digital electrical signals.How can I do java coding for this diagram? ... View Questions/Answers

can any one explain this  March 1, 2011 at 5:31 PM
class Clidder { private final void flipper() { System.out.println("Clidder"); } } public class Ex3 extends Clidder { public final void flipper() { System.out.println("Clidder"); } public static void main(Stri... View Questions/Answers

How to Create Keyboard in JAVA  March 1, 2011 at 4:59 PM
please help me to create On-Screen Keyboard with java and please give me an another idia to make it ..............iam waiting for your help ,think u so much... ... View Questions/Answers

please help me.  March 1, 2011 at 4:57 PM
How to move the edits.jsp in below link? http://www.roseindia.net/answers/viewqa/JSP-Servlet/9584-JSP-Servlet-Search-and-Edit.html ... View Questions/Answers

servlet program for data store in oracle?  March 1, 2011 at 4:56 PM
how to store data in oracle through servlet program? ... View Questions/Answers

Please help me.  March 1, 2011 at 4:33 PM
Hi i am trinath in below there is a url.In that url there is a code of edit a jsp page.I understand that code but only one thing i not get it i.e; What is the work of "id".and what is the data type of id? http://www.roseindia.net/answers/viewqa/JSP-Servlet/9584-JSP-Servlet-Search-and-Edit... View Questions/Answers

Java Class Size  March 1, 2011 at 4:26 PM
How to determine size of java class? ... View Questions/Answers

errors  March 1, 2011 at 4:24 PM
public class Win32OperatingSystem { public static void Shutdown(string machineName, string username, string password) { ManagementScope Scope = null; ConnectionOptions ConnOptions = null; ObjectQuery ObjQuery = null; ManagementObjectSearcher... View Questions/Answers

Display of value in Tabel cell  March 1, 2011 at 4:03 PM
I have added a custom field in the table cell by defining the cell editor.The cell is having a text field and calendar.When i select a date in the calendar the date will be displayed in the cell as formatted by me.The formatter I am using will format the date which was included in the renderer of... View Questions/Answers

prime number  March 1, 2011 at 3:27 PM
To check a number entered by user is prime or not? ... View Questions/Answers

Finally() in Java  March 1, 2011 at 3:08 PM
After an exception i excute some statement in Finally block.After Fianally block we can execute statements??? if possible in that place exception came means who'll handle??? ... View Questions/Answers

prime number  March 1, 2011 at 3:05 PM
To check a number entered by user is prime or not? ... View Questions/Answers

STRUTS2  March 1, 2011 at 2:24 PM
sir but my question is using ApplicationResources.properties in STRUTS 2.i cant get the values into my application.but in the exmple given at roseindia,u cant use the properties file.i use actionclass-validation.xml along with properties file but i can't get the values from the properties file.p... View Questions/Answers

how to connect mySql drivers into eclipse(configuration)?  March 1, 2011 at 1:53 PM
how to connect mySql drivers into eclipse(configuration)? I need the configuration in eclipse. what do i have to download from mySql and just downloading is enough or do i have to install anything to create a database and tables? ... View Questions/Answers

make trial application  March 1, 2011 at 1:21 PM
Hello java master, i want to ask something about make java application trial in one month or two month. how to combine my application and give a trial application. what i must to do? Can you give me a tutorial? Thank you ... View Questions/Answers

Passing a java property to a javascript variable  March 1, 2011 at 12:52 PM
i want to assign a java property to a js variable: action class: collegename have a property in action class which having its getter/setter method. JSP code: <%@ taglib prefix="s" uri="/struts-tags"%> <% response.setContentType("application/javascript"); %> var collegename ... View Questions/Answers

servlet  March 1, 2011 at 12:42 PM
Dear Deepak, is it compulsary to write the sevice() becoz i ve seen some example which does not ve sevice()..is it tue? plz replay me with thanks praveen ... View Questions/Answers

JSF Related  March 1, 2011 at 12:40 PM
In what way JSF makes the difference between Applets?? After reading this article I understood instead of using Request and response, we are directly dealing with the Listeners... If soo... we can develop the frames and embed that into applets also rite.. Do u mean JSF also does the same internal... View Questions/Answers

ERRor in executing DB program  March 1, 2011 at 12:25 PM
While executing following code an Error was generated.can any one help me for this. LiveDB liveDBObj = DataSourceFactory.getLiveDBInstance(); PreparedStatement pstmt=null; String qry=""; qry="insert into inst(id,name) values (?,?)"; pstmt =... View Questions/Answers

j2me mysql connectivity  March 1, 2011 at 12:04 PM
I do a project on reservation using j2me. I need a connectivity to a MYSQL database. How do I do this Thanks and regards Karthiga ... View Questions/Answers

JSP and XML .data store nd retrieve  March 1, 2011 at 11:53 AM
I have made a form in jsp having emp id, projectname and emp name.I want to store data related to employee in xml file.How can i store data entered by user in XML file and later retrieve data in another jsp page using retrieve submit button.Please tell step by step instructions .I am using Jdevel... View Questions/Answers

struts2  March 1, 2011 at 11:15 AM
dear deepak sir plz give the struts 2 examples using applicationresources.properties file. ... View Questions/Answers

email validation  March 1, 2011 at 11:12 AM
during email validation.... after domain name which it means if example example@gmail.co .... this address allowed by any validation program .... but i want to show invalid email address because domain name com, co.in, like that nly ... View Questions/Answers

email validation  March 1, 2011 at 11:12 AM
during email validation.... after domain name which it means if example example@gmail.co .... this address allowed by any validation program .... but i want to show invalid email address because domain name com, co.in, like that nly ... View Questions/Answers

regarding struts 2  March 1, 2011 at 10:56 AM
is it not possible to get values from applicationresources.properties into our application in struts 2 ... View Questions/Answers

hibernate Foreign key  March 1, 2011 at 10:34 AM
sir, I am using hibernate in netbeans. I have 2 following tables CREATE TABLE persons ( P_Id int(11) NOT NULL, LastName varchar(255) NOT NULL, FirstName varchar(255) DEFAULT NULL, Address varchar(255) DEFAULT NULL, ... View Questions/Answers

java  March 1, 2011 at 10:16 AM
what is demon thread? ... View Questions/Answers

Retriving data stored in database  March 1, 2011 at 9:45 AM
Hi, How to retrive data from my sql database using Hibernate,Spring and tapestry please give me an example.I am new to this Hibernate and Spring. ... View Questions/Answers

breaking  March 1, 2011 at 9:34 AM
code for breaking cipher image ... View Questions/Answers

hacking code  March 1, 2011 at 9:33 AM
how to hack the cipher image using brute force method for edge crypt algorithm ... View Questions/Answers

what is multi-threading .?  March 1, 2011 at 9:15 AM
what is multi-threading.what is the use in real time, with example programs. ... View Questions/Answers

string object  March 1, 2011 at 8:02 AM
Hi, how do i write a program that works with a user's password, when the program should prompt the user for a possible password, that is between 6 and 10 characters long, that contains at least one letter, and contains at least one digit? ... View Questions/Answers

dbms  March 1, 2011 at 7:56 AM
how to sum 2 columns in a table and put the result in new coluumn. the o/p should be col1 col2 col3 12 24 36 10 30 40 5 10 15 ... View Questions/Answers

How to select only .txt file to be zipped using java?  March 1, 2011 at 2:17 AM
Hello, i'm trying to zipp .txt files from a folder but i want to know how to select only .txt file. I try my code but it's not working, could any one help me please. [CODE] here is the code: import java.util.*; import java.util.zip.*; import java.io.*; public class ZipFile... View Questions/Answers

Read data from excel file and update database using jsp  March 1, 2011 at 2:06 AM
read data from excel file and update database using jsp Hi, I am using a MySQL database for scientific research analysis. My team members sends research data in excel file format and I need to update MySQL tables with new experimental data. How can I upload excel file and update database ... View Questions/Answers

how to color the Eclipse editor background programmatically?  February 28, 2011 at 10:47 PM
I have to color specific portion(background) of the of the Eclipse editor by running the java programm and provided that do the coloring from a given line number to another line number. Example Start line number is : 15 end line number is : 24 something like that . p... View Questions/Answers

display co-occurrence words in a file  February 28, 2011 at 10:08 PM
how to write java program for counting co occurred words in the file ... View Questions/Answers

display co-occurrence words in a file  February 28, 2011 at 10:08 PM
how to write java program for counting co occurred words in the file ... View Questions/Answers

problem in linking the html page using servlets  February 28, 2011 at 9:05 PM
i want to create a login page using html & servlets and as soon as i click the login button it should open my home page. and i have saved username and password in a database using MS-Access. how should i do this? please help me..m a fresher.. ... View Questions/Answers

searching books  February 28, 2011 at 8:24 PM
how to write a code for searching books in a library through jsp? ... View Questions/Answers

Please give me coding for this..  February 28, 2011 at 8:17 PM
Write an application that inputs one number consisting of five digits from the user.separates the number ibto its individual digits and prints the digits separated from one another by three spaces each.For Example.if the user types the number 42339,the program should print 4 2 3 3 9... View Questions/Answers

arrayq3  February 28, 2011 at 8:11 PM
Write a program that accepts two arrays, an array of fruit names and an array of price of fruits, and a fruit name and returns the price of the fruit. (Assume that a price in the second array corresponds to the price of the fruit at the same position in the first list) i. e. if inputs are {??Gra... View Questions/Answers

arrayq2  February 28, 2011 at 8:11 PM
Write a program that accepts an array of marks obtained by various students, and a rank, and returns the mark corresponding to the given rank. Assume that no mark is repeated in the array. ... View Questions/Answers

arrayq1  February 28, 2011 at 8:09 PM
Write a program to combine 3 sorted arrays into 1 sorted array and remove the duplicate elements in the resultant array ... View Questions/Answers

Is this correct???what are the unnessasary codings here??  February 28, 2011 at 8:05 PM
import java.util.Scanner; public class Length { public int meters; public int centiMeters; public double yards; public double feet; public double inches; public double newMeter; public void read() { Scanner kbd=new Scanner(System.in); System.out.... View Questions/Answers

Virus  February 28, 2011 at 7:51 PM
Pl sir make a program which hang the pc. In other words make a virus program in C language. ... View Questions/Answers

showing the information of database in textbox  February 28, 2011 at 7:41 PM
how to make a information of a database make appear to the user in the textbox? ... View Questions/Answers

one error but i dont know how to fix it o_O!!!  February 28, 2011 at 6:32 PM
where is the mistake here ?? import java.utill.Scanner; public class Time { public static void main (String [] args) { Scanner keyboard = new Scanner (System.in); System.out.println ("Enter Secends"); int Secends = keyboard.next(); int... View Questions/Answers

clarify bt/w service() and doget/dopost()  February 28, 2011 at 5:32 PM
Dear friends, i ve question regarding service()and doget/dopost.. the container calls service() where it does the service for the request so then wat is the role of doget/dopost plz give me presice answer.. ... View Questions/Answers

java array  February 28, 2011 at 4:57 PM
q4.array Write a program that accepts two arrays, an array of fruit names and an array of price of fruits, and a fruit name and returns the price of the fruit. (Assume that a price in the second array corresponds to the price of the fruit at the same position in the first list) i. e. if inputs ar... View Questions/Answers

java recursion  February 28, 2011 at 4:54 PM
Count of most occurring digit Find the digit that occurs most in a given number ... View Questions/Answers

java  February 28, 2011 at 4:53 PM
q2.array. Write a program that accepts an array of marks obtained by various students, and a rank, and returns the mark corresponding to the given rank. Assume that no mark is repeated in the array. ... View Questions/Answers

java  February 28, 2011 at 4:53 PM
q1.array. Write a program to combine 3 sorted arrays into 1 sorted array and remove the duplicate elements in the resultant array ... View Questions/Answers

display he new customer no in textbox  February 28, 2011 at 4:41 PM
i want to add the new customer for that when i click on add butto the new customernumber should be display in textfield . plz ell me the suggestions & code ... View Questions/Answers

how to set the value of textfield constant  February 28, 2011 at 4:24 PM
how to set the value of textfield constant ... View Questions/Answers

File  February 28, 2011 at 3:57 PM
How to create .Exe file in jana? ... View Questions/Answers

Virus  February 28, 2011 at 3:56 PM
Pl make a program which hang the pc. using a long array and dump all memory location. like a real virus. ... View Questions/Answers

Boolean DataType  February 28, 2011 at 2:58 PM
What is the Size of the Boolean datatype in Java? ... View Questions/Answers

How to carry multiple values from a Servlet to a JSP?  February 28, 2011 at 2:46 PM
By using the below code I am able to carry the username to a JSP (single value). ----response.sendRedirect("index.jsp?uname="+username);---- But I want multiple values needs to be carried from my servlet to a JSP. How do I do that? ... View Questions/Answers

Email queue while sending mail using Struts Class  February 28, 2011 at 2:33 PM
Can I maintain a queue of mails being sent from a JSP page in a DB to get its status ... View Questions/Answers

Email queue while sending mail using Struts Class  February 28, 2011 at 2:33 PM
Can I maintain a queue of mails being sent from a JSP page in a DB to get its status ... View Questions/Answers

jsp  February 28, 2011 at 2:14 PM
i am using java inside java script page. in that page i want to use two dropdown list. in first dropdown list i am getting data from sql server database. in second dropdown list i want to get data according to selection made in first dropdown list and it will also come from ms-access database.(fo... View Questions/Answers

Decision tree to RDF  February 28, 2011 at 1:11 PM
How do we process a decision tree in java and obtain an RDF file of the decision tree? ... View Questions/Answers

Error in reading Excel data using jsp even having .xls and POI Library in respective folders  February 28, 2011 at 12:32 PM
Hi, hello.xls and POI library files are there in respective folders. the printStackTrce() method shows the following Error message on console. java.io.IOException: Invalid header signature; read 576460838270094160, expected -2226271756974174256 at org.apache.po... View Questions/Answers

Caching HttpServletResponse's content.  February 28, 2011 at 12:09 PM
I am trying to cache the response using Filter. I have extended HttpResponseWrapper. It has issues with flushing the streams. If you hit the service for the first time, it fetches the data from the db, caches it, but it says transfer closed with xx bytes remaining to read, the next time it will ... View Questions/Answers

Error in reading Excel data using jsp  February 28, 2011 at 11:49 AM
ERROR while executing bellow code:java.io.IOException: Invalid header signature; read 576460838270094160, expected -2226271756974174256 &lt;%@page import="java.io.*"%> &lt;%@page import="java.util.*"%> &lt;%@page import="org.apa... View Questions/Answers

How to pass multiple values from a servlet to JSP?  February 28, 2011 at 10:47 AM
hi, I want to pass multiple values form a servlet to JSP. Hw do i do that? I am able to send one value at a time without any prb, but I am unable to carry multiple (from two) values. ... View Questions/Answers

how to add date and change date in java - netbeans  February 28, 2011 at 10:23 AM
I need to code use to increase date How to get date after 30 days using netbeans ... View Questions/Answers

next button in servlet  February 28, 2011 at 10:02 AM
i want to add next,previous button to get next record in my servlet. can you explain the logic to do that? ... View Questions/Answers

JAVA Annotation Error  February 28, 2011 at 12:23 AM
while compiling simple java program i get annotation error i.e class will only be accepted if annotation processing is explicitly requested..how to solve it??? ... View Questions/Answers

java program to insert data into a file and count the number of words from the file???????  February 28, 2011 at 12:10 AM
java program to insert data into a file and count the number of words from the file??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

java program to check whether a number is pallindrome or not using recursion???????  February 28, 2011 at 12:07 AM
java program to check whether a number is pallindrome or not using recursion??????? ... View Questions/Answers

is set interface synchronize by default???????  February 28, 2011 at 12:05 AM
is set interface synchronize by default??????? an whether list is syncrhronized by default ... View Questions/Answers

why using static keyword  February 27, 2011 at 8:42 PM
why using static keyword ... View Questions/Answers

java  February 27, 2011 at 5:57 PM
FIRST I SUCESSFULLY CONNECTED TO JDBC TYPE-4 DRIVER BUT NOW IT SHOWING ERROR BUTT TYPE2 WORKING IT SHOWING IN GETCONNECTION() DATABASE ERROR ... View Questions/Answers

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