35,619 Topics
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| | Hello, I am trying to allow my program to accept multiple transaction records. I have created a file creator (CreateData) to populate two text files (oldmast.txt, trans.txt). CreateData will need to be run to create these two files. I have also created a file matching class (FileMatch) to process and … |
 | this is confusing, I wrote this a while ago, and it didn't work right, I am almost sure that it is a simple small error somewhere that I am just missing. when i wrote it I didn't think that it would be good to post it here because of the … |
| | In this I jave already stored the previous exam details of the student in the database.I just fetch the datatbase are create the full exam form report of the student. What can i do different in this?? Plz help me out.... After user logins to a page and then log … |
| | I thought I understood how this worked, but maybe I do not. I intentionally left a field out of my compactdisk class (artist) so that I could create a sub class later, impliment it, and see how that whole thing worked. Sounded simple, I still think it is, I just … |
| | how can i get an array to wrap around?? ex: array String[] whatever = new String[3]; if i ask for the whatever[2] +1 I want it to give me 0 not 3 and if i ask whatever[0] - 1 i want it give me 2 |
 | I'm making a Servlet application using the a MVC-like implementation, however I'm slightly confused on how I should delegate concurrent modification of the state of the Model object? I intend to use a database to hold information from a given session for a particular individual (the data will be retrieved … |
| | Hello all, I want to find the external edge of an object. I used Canny, but it finds me any edge (inside edges as well) When I play with the thresholds somtimes it pass skip the external edge but finds an internal one. Solution anyone? Thanks  |
| | Hi, I've got a method that returns 'null' for a linked list [CODE] public LinkedList<names> Relate(names Student) { return null; [/CODE] How can i get it to return an empty List, so that I dont get a null pointer exception? Thanks in advance, |
| | Hi, I have two frames in a window and , left frame (left side menu) has jsp page with buttons and select box and right frame will be loaded with different jsps depending on the button clicked on the left frame. The request parameters like select options of select box … |
| | I(under graduate ) need an idea for my final year project. I hope to do an agent sytem.Can anyone give me an idea about a project?  |
| | can someone help me understand what i'm doing wrong here. attempted to run, program builds but no output is generated and the compiler does'nt generate an error message. thank you all. [ICODE]import java.util.Scanner; import java.io.*; import java.util.ArrayList; public class arrayManipulator { public static void main(String[] args) throws IOException { ArrayList<Integer> … |
| | I am undergoing a java based project now a days.Can anyone please tell me how to insert sounds in it at different events. |
| | Hi there i have some problem in this question . anyone help me on thaT? i don't know how to do the loop part. Thx. user has to enter 3 value and draws corresponding bar graphs using an ASCII character. For example, if the user entered 18,4,5, that program will … |
| | Hi I have this application idea for a java program as my final year project and was wondering if it was feasible. It invloves generating id tags for audio tracks. However instead of the data being based on existing data and filling in the missing info, The application will analayse … |
| | why do we need interfaces in java?,if the functions are to be defined in implementing class only then why declare these in an interface first????????? |
| | hi , actully i have read filters in servlet. but i didnt understand , the actual working of filters ( in practicle environment). i want to know that , when i am sending request to server and i am using filter before request went to server. so that process is …  |
| | hi can someone [COLOR="Red"]please[/COLOR] tell me how to insert a image into an image array. The image is currently in the same folder as the class file. |
| | Hai friends, I don't know how to write a coding in bean.? As well as how to compile and run Bean coding |
| | Hi friends, I am new to JAVA but i know c/c++ very well. I want to learn java so please help me from where i can start it and which book i should refer. |
| | Hi guys Im pretty new to java after programming with python for about a year i thought i'd give it a go. I did have a quick question though. How would i check for membership in a string. For example [code=java] String str1="Hello world"; String str2 = "world"; [/code] Is … |
| | Hi friends, I want to make a movie player.I heard about JMF but not had any idea.If anyone knows, kindly help me. thanks, ram |
| | Dear Sir I want to develop an application that will get the current market price of the stock using jsp.  |
| | i am new in java can any one please tell me the main use of constructor if we can use method in what cases its necessary to use constuctor  |
| | Hi well wishes to all i have written the code for to create to-do list in java swings with mysql i hereby attached my code to you for reference Req: Taskno(set as primary key), Task Name, Task GroupName, TaskPriority(high, low and medium which is mentioned in combo box), task status( … |
| | I am looking for someone to help with a project, skill set required : JAVA viz. J2EE, JSP, Servlets, EJB, JDBC , J2ME, Web Services . If you have domain knowledge on IPTV or Video on Demand type of applications if will help. Middleware development is the major requirement for …  |
| | Can any one help me out in creating sessions for each request in java servlets so that until one request completes no other requests will be processed..... |
| | Hello, i have created a HTML table dynamically using javascript and JSP, i have to store the values inside the table to database. Thanks in advance. Ananth |
| | i have a file from which i have to read and compute the total value of all items,i dont know what methodto use to read arrays i tried DataInputStream(object).readInt(quantity[]); but it says it is wrong can any one help me in reading from the file and computing the total value … |
| | i would like to know how to get ipaddress using host name of my friends computer in java programming. I have tried using [COLOR="Red"]getByName(".....")[/COLOR] method ,but it is a failure. will u assist me....... |
| | Hi guys, what might be the cause of this exception, the reason why I did not make my methods static is because I'm running it on putty. Here is my error: Exception in thread "main" java.lang.NoSuchMethodError: main [code=java] package NCN; // Trying date formatting import java.util.Locale; import java.text.DateFormat; import java.text.ParseException; … |
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