Java Forum

hi there, i am new web site devoloper. plz solve my problem

what should i do if save the program in bin it say ' you need a permission from administrator'....help me pliz

hai friends am a php programmer..i have no idea about database connection on java tom cat.. please tell me with example...

Hi, Can anyone please help me to write a code on java which will create database in DB2 database. For example manually we are creating the database in the DB2 database after that inside that using that database we are creating any number of table s. But I want to create that database inside DB2 database. So please help me in that code. I tried...

Hi, 1.I am having the arraylist which contains string like A,A,B,C,C 2.I need to separe the unique value in to map 3.The output must be like {1=},{2=},{3=} 4.I tried something hardly but i can't

I've spend all day looking for this and as far as I checked I always stick with an empty ArrayList. I also tried to display just the first record I find and I got null.What should be inserted into ArrayList are only courses, so Strings. public String getProfessorCourses(){ ................ //get the id related of the name ...

I wrote a prgram using hibernate and got the following error: Exception in thread "main" java.lang.NullPointerException at hibernateTutorial.FirstExample.main(FirstExample.java:36) /hibernate.cfg.xml not found So i am new to this topic please help Thanks in advance. Please find the code attached below: public class FirstExample {

Hi, I'm trying to create this output: Input team 1's name: Team 1 Input team 1's ranking: 90.4 etc.

hi i need a guide on how to use the scanner class... i need to use Java Scanner class to read a text file and be able to print the text inside of it... example : i have a text file named "myFile.text" inside of it there are text writen or listed on it... Alvin Simon

hello guys i am new java learner , actually now i working on small bus ticket reservation project ,their is same problem about the ticket numbers.how i store the ticket in file and also how to read from reserved seats ?if any one have any idea about the ticket reservation please kindly share it with me i shall be thanks to you all ..........

Hi all, I am trying to import a compressed array from a RS232 port to a UBS jumpdrive in the Java language. Please can you help me by giving me some advice in which direction to tackle this problem? I am still a novice at Java, but I university credits for Introduction to Java Programming Regards,

I am trying to add the total cot panel in tab pane. But when I run the programe the totalcost panel is empty from inside. Please help me What am I doing wrong

Hi I have a basic client server program that I created. I'm confused on how the whole parseDouble() works when adding numbers. The data is in the form of whole numbers separated by spaces. Such as 1 2 3 4. I was thinking to store each number in an array because I want to add them together and return the result to my client. I'm always open to...

Okay, so I have two methods, one to save selected arrow keys to a text file, and the other to load them as integers. Here's the first: public void saveKeys() { String out = Integer.toString(left)+"\n"+Integer.toString(right)+"\n"+Integer.toString(up)+"\n"+Integer.toString(down)+"\n"; try { PrintWriter save = new...

hi guys, i got an error in my eclipse i am using tomcat 5.5 and jdk 1.5 eclipse indigo INFO: validateJarFile(F:\Project\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\Sample_23_7_12\WEB-INF\lib\servlet-api.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class i didn't find...

Sir, I want to fetch data from a table in sql server database on a jsp page...i make text to be searched input from user through an html page and on jsp page i am getting that data by getParameter() method and passing that variable in sql like query whose syntax is "select * from tablename where columnname like 'f%'" where f is the text...

I am trying to maintain an existing application and seeing some errors in the log file. Not sure what do these mean, Please suggest what could be causing this? INFO - sun-appserver9.1|javax.enterprise.system.stream.out|_ThreadID=20;_ThreadName=Timer-9;| INFO - Allocating session for http://www.fromdev.com, opening... INFO - Preparing Firefox...

I have 3 sql tables: **professors(prof_id, name)**, **professors_courses(prof_id, course_id)** and **courses(course_id, title)**. **professors_courses** is the bridge table between professors and courses. In *CourseAssignments.java* I search which courses belong to professor x, after user enters a professor "name". **Course.java** ...

How to read Image from Database and display in Itext Pdf cell.

I made use of this link to send an HTTP POST Request, http://www.xyzws.com/Javafaq/how-to-use-httpurlconnection-post-data-to-web-server/139 now i need to add an xml header to my request, how can i do that? header will look like: <header ver="3.3.0"> <client> <id>le</id> <pwd>123456</pwd>

How to send HTTP POST Request with xml body and xml header?

got rid of all errors but it will not print what it is suposed to it runs and prints out Welcome to Coffee Driver! Do you want to see our menu sorted by item name or price?/nEnter 'p' for price and 'n' for item name: p null $0.0 null $0.0 null $0.0

Does anyone know how to establish a TCP connection and send an HTTP POST request?

Hi, Im calling a vb.net exe(console app) in java program. The exe will return 1/0 as per success/failure of its task. Now in java I want to capture the return value of .net exe and show it in a messagebox.. Any help is appreciated! Thanks, Malathi

i want to know the coding for how to write the same series of number in an order for eg: 1000 2001 1001 2015 1002 2019 1119 2810