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Getting Null pointer Exception in the jsp page  May 10, 2012 at 5:03 PM
I have developed this jsp page to store the data in database.While storing the value of check box in database I am getting null pointer exception in the following code. psSelect.setString(10,request.getParameter("maritalstatus")); String languages=""; ... View Questions/Answers

write data to a pdf file when i run jsp page  May 10, 2012 at 5:02 PM
Hi, <%@page import="com.itextpdf.text.,com.itextpdf.text.pdf.,java.io.*;"%> </head>http://www.roseindia.net/answers/questionposthelp.shtml <body> <% Document document=new Document(); try{ PdfWriter... View Questions/Answers

write data to a pdf file when i run jsp page  May 10, 2012 at 5:02 PM
Hi, <%@page import="com.itextpdf.text.,com.itextpdf.text.pdf.,java.io.*;"%> </head>http://www.roseindia.net/answers/questionposthelp.shtml <body> <% Document document=new Document(); try{ PdfWriter... View Questions/Answers

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write data to a pdf file when i run jsp page  May 10, 2012 at 5:02 PM
Hi, <%@page import="com.itextpdf.text.,com.itextpdf.text.pdf.,java.io.*;"%> </head>http://www.roseindia.net/answers/questionposthelp.shtml <body> <% Document document=new Document(); try{ PdfWriter... View Questions/Answers

write data to a pdf file when i run jsp page  May 10, 2012 at 5:02 PM
Hi, <%@page import="com.itextpdf.text.,com.itextpdf.text.pdf.,java.io.*;"%> </head>http://www.roseindia.net/answers/questionposthelp.shtml <body> <% Document document=new Document(); try{ PdfWriter... View Questions/Answers

Add a jsp file to java application  May 10, 2012 at 2:59 PM
How to add a JSP file to java application? ... View Questions/Answers

Array list in Java - arraylist type error  May 10, 2012 at 2:56 PM
I am using Array list in Java but when i compile i get array list type error. Can anyone please explain what is array list type error and why it occurs? ... View Questions/Answers

XML Parsing Using Sax Parser in J2ME  May 10, 2012 at 12:29 PM
Hai team, I hope you, You should help me, I have trouble in Xml parsing... I have decoded value, what my process means to send that value to web services using Get method like that value append to send web service and got reult...here i got xml feed now i want to do xml parsing help me f... View Questions/Answers

Connecting to remote mysql server using jdbc.  May 10, 2012 at 12:11 PM
How to Connect to remote mysql server using jdbc. ... View Questions/Answers

how to set fetch size for jdbc odbc driver  May 10, 2012 at 12:00 PM
What is the default fetch size for the JDBC ODBC driver and how can i fetch a set of results for JDBC ODBC driver? ... View Questions/Answers

Accessing database with JDBC via Java  May 10, 2012 at 11:46 AM
How to access a database with JDBC via Java application? ... View Questions/Answers

When is java main method called?  May 10, 2012 at 11:40 AM
When is java main method called? Please explain the main method in Java with the help of code. ... View Questions/Answers

downloading file through a file's path stored in database in jsp  May 10, 2012 at 11:19 AM
hi want to download a file from a directory where the file location is stored in a database,i have done the coding for retrieving the path from database to a html table,but i dont know hoe to download the file using its path stored in database.here is my code for retrieving the path from database... View Questions/Answers

converting a pdf file to png format using pdftron JSP programming  May 9, 2012 at 7:10 PM
Hello, I am trouble in converting a pdf file to png format using pdftron. plz guide me, n thanks in advance. ... View Questions/Answers

convert a pdf file int svg file using pdftron and dishplay in jsp at run time JSP  May 9, 2012 at 6:58 PM
I am also in trouble is that I want to convert a pdf file int svg file using pdftron and dishplay in jsp at run time. plz guide me n thanks in advance. ... View Questions/Answers

what is the jasper report  May 9, 2012 at 6:06 PM
what is the jasper report ??? Give an example program on this>>>>Plz..???? ... View Questions/Answers

inserting data into datafields  May 9, 2012 at 4:08 PM
I was raised with a query.... there is a button, on click on it....... few fields regenerates and the details entered there should be inserted into Database Number of times we click that button that many times fields regenerates........ help me out in forming loops to insert into... View Questions/Answers

whats the difference between struts and spring frameworks.why we use spring instead of struts  May 9, 2012 at 3:52 PM
whats the difference between struts and spring frameworks.why we use spring instead of struts ... View Questions/Answers

Project Management Training  May 9, 2012 at 12:59 PM
Hi, What is Project Management Training? Thanks ... View Questions/Answers

Java Cloud Hosting  May 9, 2012 at 12:51 PM
Hi, What is Java Cloud Hosting? Thanks ... View Questions/Answers

Information Technology Courses  May 9, 2012 at 12:43 PM
Hi, Which all good Information Technology Courses available for Java programmers? Thanks ... View Questions/Answers

JDBC code to save a data in the database  May 9, 2012 at 12:27 PM
I need a code to save a data in the database can anyone help? ... View Questions/Answers

JDBC save a data in the database  May 9, 2012 at 12:27 PM
I need a code to save a data in the database can anyone help? ... View Questions/Answers

Medical Assistant Training  May 9, 2012 at 11:24 AM
Hi, From where I get training for making a career as Medical Assistant? What are the skills required for taking Medical Assistant Training? Thanks ... View Questions/Answers

Web Design Training  May 9, 2012 at 11:16 AM
Hi, How to learn Web Design? What is the best courses in Web Design Training? Thanks ... View Questions/Answers

Javascript conflict  May 9, 2012 at 11:12 AM
Hi Sir/Mdm, Recently I developed one site for my customer, from this site, I have a issue throught the search field right top the corner While we search in the field is everything ok, but when your mouse leave the place, the box couldn't close itself, from the script of the so... View Questions/Answers

please help me to write a code for this program  May 9, 2012 at 11:08 AM
1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 ... View Questions/Answers

Medical Billing Training  May 9, 2012 at 11:06 AM
Hi, What are the career options in Medical Billing? How to make career in Medical Billing? What is the Medical Billing Training course? Thanks ... View Questions/Answers

Medical coding training  May 9, 2012 at 10:56 AM
Hi, What is Medical coding training course? How anyone can make career in Medical coding training? Thanks ... View Questions/Answers

Paralegal training  May 9, 2012 at 10:48 AM
Hi, Can anyone explain me the benefits of Paralegal training? Where I can take training on this topic? Thanks ... View Questions/Answers

please help me to write a code for this program  May 9, 2012 at 10:27 AM
1 1 1 1 2 2 1 1 3 4 3 1 1 4 7 7 4 1 ... View Questions/Answers

Application for print pyramid of numbers  May 9, 2012 at 9:48 AM
What is the code for printing the numbers like 1 1 1 1 2 2 1 1 3 4 3 1 1 4 7 7 4 1 ... View Questions/Answers

how to insert value in dynamic table  May 9, 2012 at 3:06 AM
i am creating a project in Training and Placement.i have a created a company register part where i create a dynamic table for every company.but whenever i'm inserting values to the company sql server showing a syntax error. my code is as follows:- PreparedStatement ps1=con.prepareStatement("inser... View Questions/Answers

Login issue using Servlet  May 8, 2012 at 11:21 PM
Hi all, I need a code for login using servlet where in I want to check and validate user name and password from database also I want to check candidate's class (for ex. FY, SY, TY) if candidate's class is FY then he should be redirected to FYhome.jsp. Can anyone help please. Many Thanks..!!! ... View Questions/Answers

how does java interact with databases? jdbc interview question  May 8, 2012 at 11:13 PM
how does java interact with databases? can we interat with non relational sources using jdbc? can you explain in short how you go about using jdbc api in code? how do you handle sql exception? ... View Questions/Answers

what are the adv and disadv dirver1,2,3,4? expain type 1,type 2,type 3,type 4 drivers in JDBC. JDBC interview question  May 8, 2012 at 11:11 PM
what are the adv and disadv dirver1,2,3,4? expain type 1,type 2,type 3,type 4 drivers in jdbc? if there is more than one exception in sqlexception calss how to go about displayin it? how do you handle sql exception? ... View Questions/Answers

what is the difference between resultset and rowset?  May 8, 2012 at 11:08 PM
what is the difference between resultset and rowset? define the resultset? define the rowset? define resultsetmetadate? i want to dispaly tables of a database how do i do it? can you explain connection factory class? what is databasemetadata? define meta data? all java dirver? ... View Questions/Answers

Generate prime numbers and stores them in a binary file  May 8, 2012 at 11:06 PM
Write a program that generates N (given by user) prime numbers and stores them in a binary file ‚??primes.dat‚??. Write another java program that reads the data from the file ‚??primes.dat‚?? and displays the smallest number, the largest number, and the average. Write another java program that... View Questions/Answers

define stored procedure? how do you get a resultset object form stored procedure?  May 8, 2012 at 11:05 PM
define stored procedure? how do you get a resultset object form stored procedure? what is the difference between statement and preparedstatement? explain the concept of preparedstatement statement interface? what are difference thpes of resultset? can you explain resultset, rowset,cachedrows... View Questions/Answers

how can we call stored procedure using jdbc  May 8, 2012 at 10:59 PM
how can we call stored procedure using jdbc ... View Questions/Answers

can you explain callable statement interface in details and exp  May 8, 2012 at 10:59 PM
can you explain callable statement interface in details and exp? ... View Questions/Answers

define resulset?define stored procedure? exmp  May 8, 2012 at 10:58 PM
define resulset?define stored procedure? exmp ... View Questions/Answers

how do you get a resulset object from stored procedure  May 8, 2012 at 10:57 PM
how do you get a resulset object from stored procedure ... View Questions/Answers

jdbc define batch updates  May 8, 2012 at 10:56 PM
define batch updates?exp ... View Questions/Answers

how can we do batch updates using callablestatement interface  May 8, 2012 at 10:55 PM
how can we do batch updates using callablestatement interface ... View Questions/Answers

define transactions  May 8, 2012 at 10:54 PM
define transactions ... View Questions/Answers

explain concurrency and locks  May 8, 2012 at 10:54 PM
explain concurrency and locks ... View Questions/Answers

define lock escalation  May 8, 2012 at 10:53 PM
define lock escalation ... View Questions/Answers

what is table leel and row level locking  May 8, 2012 at 10:52 PM
what is table leel and row level locking ... View Questions/Answers

what are different transaction levels  May 8, 2012 at 10:52 PM
what are different transaction levels ... View Questions/Answers

what are different type of locks  May 8, 2012 at 10:51 PM
what are different type of locks ... View Questions/Answers

what is difference between optimistic and pessimistic locking  May 8, 2012 at 10:50 PM
what is difference between optimistic and pessimistic locking ... View Questions/Answers

what are deadlooks in jdbc  May 8, 2012 at 10:50 PM
what are deadlooks ... View Questions/Answers

how can we set transaction level through jdbc api  May 8, 2012 at 10:49 PM
how can we set transaction level through jdbc api ... View Questions/Answers

how can we set transaction level through jdbc api  May 8, 2012 at 10:49 PM
how can we set transaction level through jdbc api ... View Questions/Answers

can you explain transaction control in jcbc  May 8, 2012 at 10:48 PM
can you explain transaction control in jcbc ... View Questions/Answers

whar are savepoint in a transaction  May 8, 2012 at 10:48 PM
whar are savepoint in a transaction ... View Questions/Answers

code for insert button  May 8, 2012 at 9:28 PM
i want code for insert button(in image) . This is to be used for inserting the values in mysql databases ... View Questions/Answers

JAVA Q1  May 8, 2012 at 8:42 PM
Write a program to show the implementation of fixed - length version of integer stack. Create an interface called intStack with two methods, "void push(int item)" and "into pop()". You. Also have to show the constructor. The push operation takes an input from the user and stores in the stack only... View Questions/Answers

Deployment on Server that can be used simultaneously by more than one user  May 8, 2012 at 8:22 PM
Sir, I have deployed my web application developed using JSP & sevlet. how could i access it on the network using xp os. I have deployed it on Tomcat 5.5. ... View Questions/Answers

need jsf code that will populate combo box values from the database  May 8, 2012 at 7:12 PM
Hi, i'm new on JSf,I need jsf code that will populate combo box values from the database when the form runs. ... View Questions/Answers

hibernate intrvw question  May 8, 2012 at 6:39 PM
what is an entity in hibernate? ... View Questions/Answers

how to download oracle 9i  May 8, 2012 at 4:50 PM
how to download oracle 9i ... View Questions/Answers

insert Images using if condition on a button in NetBeans  May 8, 2012 at 3:40 PM
I wantted to insert Images using if condition on a button that is performed to change the picture on one single label. how shuold i do this ? and also give me an example of the source code please! HELP ME! ... View Questions/Answers

NetBeans change the picture on one single label  May 8, 2012 at 3:40 PM
I wantted to insert Images using if condition on a button that is performed to change the picture on one single label. how shuold i do this ? and also give me an example of the source code please! ... View Questions/Answers

chat server  May 8, 2012 at 3:11 PM
how to write code for Many-Many (Broad cast): Each client opens a socket connection to the chat server and writes to the socket. Whatever is written by one party can be seen by all other parties? ... View Questions/Answers

Construtors  May 8, 2012 at 2:02 PM
Following is the Program I wrote to use constructors for the first time. I would like to obtain o/p as 1 1 2000 but instead i am getting O/P: A examples.Demo@cac268 Program: package examples; class D... View Questions/Answers

C++ question - add the two matrices and display the elements of resultant matrix.  May 8, 2012 at 1:51 PM
Write a program to accept from user elements of two 2x3 matrices. Then add the two matrices and display the elements of resultant matrix. ... View Questions/Answers

C++ Triangle and Rectangle - calculate area of Triangle and rectangle using data members from base class  May 8, 2012 at 1:50 PM
2.create class. Shape accepts two values (Data Type: Double). Create two derived classes Triangle and Rectangle ; calculate area of Triangle and rectangle using data members from base class. Use one virtual function to display data. ... View Questions/Answers

C++ How to dispaly details for students and Create object for student class and input dispaly details  May 8, 2012 at 1:49 PM
1.Create a class called student with following descriptions Data member : Rno - int Name - char[20] Std - int Mark1 int Mark2 - int Mark3 - int Member function Getdata() - To input details for students Putdata() - to dispaly details for students Create object for student class and input dispaly... View Questions/Answers

How to create textbox on combo value selection using javacsript in jsp?  May 8, 2012 at 12:43 PM
dynamically create textbox on combo value selection. when select multiple values then create multiple textboxes. ... View Questions/Answers

changing final Boolean value in SwingUtilities.invokeLater()  May 8, 2012 at 11:38 AM
Hi, I have a problem with setting final Boolean value in second time. But it is necessary to me. Have You any Idea of this Scenario? Here is my code: public static boolean doCommit() { final boolean success = true; SwingUtilitie... View Questions/Answers

indexOf(Objekt o)  May 8, 2012 at 12:44 AM
I have created a class, which contains 3 parameters; "l", "es1", "es2" public T(float l, float es1, float es2) { } I would then like to create a method, which returns me the index of a specific object (in the example (1,... View Questions/Answers

Counter program for java  May 8, 2012 at 12:03 AM
The problem is to count from 000 to 444 with recursion. The maximum digit is 4 so that the program will count from 000,001,002,003,004,010, 011 and so on. How can I solve this? ... View Questions/Answers

Reading an excel file into array  May 8, 2012 at 12:02 AM
Hi, I'm trying to read in an excel file, search a column for containing key words (entered by a user) and then displaying the matching rows in a table. I'm fairly new to JavaScript. Can anyone help ? Thanks. ... View Questions/Answers

J2ME -i want to execute j2me program using sun wireless tool kit 2.5.2 pls suggest me which WTK for 64 bit operating system  May 7, 2012 at 11:42 PM
hello sir, i am using windows 7 64 bit in my laptop...,i want to execute j2me program using sun wireless tool kit 2.5.2...,it is not working in my laptop..,so can u pls suggest me that which WTK for 64 bit operating system.. ...Thanks ... View Questions/Answers

Sorting an ArrayList  May 7, 2012 at 11:07 PM
print("code sample");Hello All, I am working on a program for school and I am having trouble with sorting my list. The numbers I receive in my output are correct, but not in ascending order as required. Here is my current code package gtt1_task2b; imp... View Questions/Answers

meaning of "this" keyword in statements addActionListener(this)  May 7, 2012 at 11:06 PM
meaning of "this" keyword in statements addActionListener(this)? ... View Questions/Answers

Write a simple PHP program that display the days of week as per the system date using switch case statement.  May 7, 2012 at 8:54 PM
Write a simple PHP program that display the days of week as per the system date using switch case statement. ... View Questions/Answers

write a program to implement the producer and consumer problem  May 7, 2012 at 8:06 PM
write a program to implement the producer and consumer problem. ... View Questions/Answers

Write a program to show the implementation of fixed - length version of integer stack.  May 7, 2012 at 8:05 PM
Write a program to show the implementation of fixed - length version of integer stack. Create an interface called intStack with two methods, "void push(int item)" and "into pop()". You. Also have to show the constructor. The push operation takes an input from the user and stores in the stack on... View Questions/Answers

write a program to perform operations On file  May 7, 2012 at 8:03 PM
write a program to perform operations On file. Create a file named "emp.txt" and stores the details of employee like emp_no, emp _name, and esal. And provide the facility to create, delete and view. You have to perform only 3 operations : 1. Create, 2. Delete, 3. View. ... View Questions/Answers

how to find which user has modified the file  May 7, 2012 at 7:16 PM
how to find which user has modified the file ... View Questions/Answers

Apache HSSF Jar file location  May 7, 2012 at 6:14 PM
where can i get jar files for apache hssf ... View Questions/Answers

procedures to create struts projects?  May 7, 2012 at 3:57 PM
i am new to learn in struts. i am start to learn struts program, How to create a struts projects explain with step by step procedure. ... View Questions/Answers

Please provide option for full materials download...  May 7, 2012 at 3:16 PM
Please provide option for full materials download ... i dont have internet connection in my home. plz provide offline tutorial option.. ... View Questions/Answers

how to store array values into two different tables in java?  May 7, 2012 at 3:01 PM
I have use 4/5 textboxes with same name(e.g.text1) and I get the values in a array and now I want to store these values in two different tables(i.e store 2 array values in one table and remaining two values in another table). ... View Questions/Answers

How to search the table name in MS SQL Database 2005 from application  May 7, 2012 at 2:45 PM
How to search the table name in MS SQL Database 2005 from application from our helpdesk application? application might be in html ... View Questions/Answers

java  May 7, 2012 at 1:52 PM
can you explain how can you practically do dynamic loading? what is the use of javap tool? what is the use if instanceof keyword? can constructors be parameterized? what is difference between static and non static fields of a calss? what the relatio between classes and objects? ... View Questions/Answers

java  May 7, 2012 at 1:49 PM
what are abstract methods ... View Questions/Answers

JSP  May 7, 2012 at 1:46 PM
how did you implement caching in jsp ... View Questions/Answers

JSP  May 7, 2012 at 1:45 PM
how do we practically implement form based authentication ... View Questions/Answers

jsp  May 7, 2012 at 1:45 PM
can you explain how do we practically implement security on a resourece ... View Questions/Answers

servlets  May 7, 2012 at 1:43 PM
what are different authentication options available in servlets ... View Questions/Answers

JSP  May 7, 2012 at 1:43 PM
what are different implicit objects of jsp ... View Questions/Answers

java  May 7, 2012 at 1:42 PM
how to write the code in forgot the password through send the mail and how to retrieve the database ... View Questions/Answers

JSP  May 7, 2012 at 1:42 PM
what are the different scopes an object can have in a jsp page ... View Questions/Answers

JSP  May 7, 2012 at 1:41 PM
what is the difference between javabeans and taglib directives ... View Questions/Answers

JSP  May 7, 2012 at 1:40 PM
how does jsp engines instantiae tag handler classes instances ... View Questions/Answers

What are JSP directives, page directives and include directives?  May 7, 2012 at 1:40 PM
what are jsp directives? and what are page directives? and what are include directives? can you explain taglib directives? ... View Questions/Answers

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