199,114 Archived Topics
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| | I am prepared to be corrected if I am wrong but... The Jtable is a pretty powerful and useful object. As I understand it the JTable is designed to hold one object type in each column. For example this matches well with the rows representing the records in a database …  |
| | I am trying to write a program that maps a product to its description. I have attached the text in the end. This is the code I have come up with. It compiles fine but does not give me the result properly.. [CODE]import java.io.*; import java.util.*; public class InstanceItem{ HashMap … |
| | Hi everyone, I really deserve a kick for asking this question so please bear with me. Assume i have two classes class a and class b. Now class b depends on class a to compile correctly. Class a has been compiled and the class file is generated correctly. Now when … |
| | I've had a terrible time with this program. I don't really understand it that much, but have been working on it for about 4 hours so far. One of the problems I'm having is that it keeps saying that local function definitions are illegal. Here's the program so far. Input: …  |
| | I am trying to write a program that will demonstrate the use of functions with a structure. I know a lot of students try to get quick answers, I want to learn, but I am stuck, and could really use some help. I keep getting the following error: C2448: 'salary' … |
 | hello! I tried posting this in another community forum and didn't get much success... is there no way to duplicate the >> operator functionality in C#? I have a file that is set up like this: 450 350 0 0 10 390 10 20 40 20 0 1 1 0 … |
| | hi guys, i am a beginner and i need a few books which are really good and have lots of exercises.it would be better if it was fully devoted to exercises like 'Exploring C' by Yashavant Kanetkar which was excellent.All his C books are fantastic. you can finnd them at … |
| | Hello! I'm a new user of this forum. I'm italian and I work like programmer. I need of some information about C code and I wish you help me! Bye bye :D |
| | I need to write a program, in C++, that will read from a .dat file How do I make one? My book mentions a header line, etc. It does not go into any more detail and I can't find a description of how to do it online. Am I making …  |
| | Hi, I having problems with loading created objects into an array, then being able to access the records later in the program. The following is a listing of my current program. The code I have thus far, reads information from a file, builds the objects (DVD, Ipod, or Walkman, then … |
| | Please help i am getting an error message when i try to complie my program. It gives me this error rror C2664: 'output_calculations' : cannot convert parameter 1 from 'double (double,double)' to 'double' Context does not allow for disambiguation of overloaded function. I have not the slightest clue what this … |
| | Hi all I am implementing the TSP problem in Java. Here is the question: [quote] There are many strategies to approximate the optimal solution, amongst is the MST-Preorder-Walk strategy. Implement an algorithm that will give an approzimate solution of the TSP using this strategy. You must be able to save … |
| | I've been trying to create a macro which closes excel without the save pop-up coming up, anyone got any ideas? I don't want it to save, this is because i don't want anyone who uses it to muck it up!  |
| | Hi all!! I need to know where I can find details about the Xeon and Opteron processors. I want their features, advanced organizations and uses. I have been searchinf for around 5 hours!! Thank you for providing me information and websites!!  |
| | I have two things that I cannot figure out. I know I'll kick myself when I see what they should be. How do I assign the value pointed to by "sSaverPtr" to the variable "filled"? "sSaverPtr" points to a long int. And how would I then go about printing the … |
| | In Visual C++ is there a way to update a singal control without updating them all? If so how? (for example, I want to have a clock in my program that doesn't interfer with my trying to type other things). |
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| | I have 2 text field in a form. 1st field for input date. I want to use onclick event handler for 2nd text field. When user click 2nd text field then show up the value of 10 days before the input date in 1st field. how do i do that? … |
| | [url]http://www.hacknot.info/hacknot/action/showEntry?eid=76[/url] has an excellent rant about the problems of visual editors (aka GUI builders). While he talks specifically about Java, the same holds true for all of them. And yes, that means Visual BASIC and Delphi as well, languages which traditionally are seen as almost purely visual. I've done several … |
| | hi , i need to know how to split up and place in diff label.? and randon up the labels i attach a sample program of wat i need. can anyone please help me.. |
| | PLEASE HELP!!! Ok, I've been racking my brain for the past two or three days now on this question, and before you click the back button, I might add I'm not looking for the answer, I'm looking for clearification of the question... here's the question: "In a paragraph or two, …  |
| | How to I remove a varible from memory? A friend and I were talking and he seems to think that just resetting it to "" would be enough. Is he correct? If not, how do I remove varibles when I'm done with them? |
| | Hi all, I just start with my new forum use vbulletin, and I some help for coding / enlightment ... Usually we hide our links/codes/downloads using post counting from members ( ex: you must have 5 posting before can see our code etc). Now we want people to click the …  |
| | Can someone please have a look and help me on making this Binary Search algorithm work. Donmt know what is wrong with it . [CODE]#include <stdio.h> #include <stdlib.h> #include <time.h> enum SearchResult {FOUND, NOT_FOUND}; SearchResult binarySearch(int array[], int key, int low, int high, int *comparisons); void fill_array(int array[], int sizeOfData); … |
| | hi This is sandeep.Just started learning asp.net a week ago. I tried creating a simple webform with two labels, one username n other password.And 2 textboxes for entering the above two. A click button also, on clickin which i shd get redirected to WebForm2.aspx which contains a simple label displaying … |
| | Hi does anyone out there know of a good PHP script for doing screen scrapes. Ive heard of people using scripts like that to check a book on amazon with a script and a chron job service. Would appreciate any help or info anyone might have. [URL=http://www.webdesigninwisconsin.com]Chicago Web Design Company[/URL] |
| | I'm finshed with teach yourself c++ in 21 days. It's been fairly good at teaching the basics, but I have two books I need to select from to read next: c++ programming language --bjarne stroustrup the c++ standard template library I just don't which to read next. Which would you … |
| | I have a javscript function which opens a url....The only thing is I need it to open pages with parameters, and I'm not sure how to do it: [code] <html> <head> <title>LinkOpener</title> <script language="JavaScript"> <!-- function SearchTest(url, args) { // if args is null, do the following window.open(url,'win1','width=600,height=700, status, toolbar, … |
| | *Following is the program where 3 objects (obi) each try to print numbers 1 to 10 with corresponding object name (ob1,ob2,ob3).but due to lack of synchronization there output is mixed with one another .make the program synchronized to produce correct output /* //note:-Do NOT add any DELAY or SLEEP code … |
| | Hello I am trying to read an aicc ini.file and storing each section and its content into a new Object{} [section] prop1=value1 prop2=value2 prop3=value3 prop4=value4 [section2] .... .... Would someone out there knows javaScript regExp and could give me one or two hints on how to write a regex pattern? … |
| | hi how do i update multiple rows? right now i can only update one row. it works like this now: user keys in customerIdNo and pwd1. a match in database will display pwd1 in textbox. textbox is databind to password field in access database. user can change the displayed pwd1 … |
| | Hello :) I am in Computing Science 160 and need to do a C++ assignment. I need a program that reads in user input of strings (ex. PTLPPDNQL*) and stopping when a * is read. It then needs to read each letter as a value (P = pennie or 1 … |
| | Hi there, i was thinking of building an instant messaging systemon a LAN, for my final year project. Dont know how to go about it, really need ideas. I was planning on using java sockets to create the system. Any helpful tips will be really appreciated. |
| | Hi, Can someone help me in a borland c++ code? i already have a memo field and i want to count the words, i count the blanks but i have problem when appears 2 or more blanks together and when i write to the second line.. Also can anybody tell … |
| | I am using somone's code as example because i dont really understand it. This is a small part of the code which i am using as example. Here is the code: [PHP] class MySQLDB { var $connection; //The MySQL database connection var $num_active_users; //Number of active users viewing site var … |
 | Trying my hand at extracting user entered data from a multiline edit box... my strategy is to first, get the number of total lines from the edit box.. and the length of each line from the edit box.. and create a dynamic 2D array that is NULL terminated at the … |
| | Hi there people! I am trying to implement various sort methods in one program, just to practise implementing sort methods for one of my courses at varsity. However, my method works fine, the moment I use the pointer that it returned, it broke. Here is my program: [code]#include <iostream> #include … |
| | I can compile my programs easily using MS C++ but I just installed Borland C++BuilderX and I cant compile... <sigh> It's ghosted out. [B]// my program #include <iostream> int main() { std::cout << "Hello World!\n"; return 0; }[/B] This is what I'm doing... 1: Execute C++BuilderX 2: Click new 3: … |
| | I was wondering if there's a way to convert a CString or a char *x[10] to a int? I know I can convert int to CString, but can it go the other way? Thanx, Atrus |
| | Hi guys This is not my homework it is a private project Iam working on .... and Ive searched google for an answer...I also found a similar thread on this site but the code would not work. Can someone tell me please how to create a full screen form in … |
| | The following code works. However i want it so when the user reaches 500 dollars the last cout statement will run. But for some reason i can't get it to work properly. It skips the last cout statment and enters -numbers. [code]#include <iostream> using namespace std; int main () { …  |
| | Ok, I have had a hard time trying to understand this next evolution for programming in VB Net. I successfully completed a Mortgage Calculator last week and thought, hey maybe I can do this programming. So went to the next chapter and understood some of it but I am having … |
| | Hi there, I need help :o ... I have to solve the following task, a person buys goods and everytime the person receives change. The aim is that the person has as few as possible coins in its wallet. The person has an unlimited value of one dollar coins. And …  |
| | I can't seem to get this sorting alogorithm to work: [code] #include <iostream> void sortAssending(int nums[], int size); int main() { int nums[] = {175,167,160,164,183,187,188,179,176,175, 169,175,176,178,165,160,173,165,187,178}; sortAssending(nums, 20); for (int i=0; i<20; i++) { std::cout << nums[i] << std::endl; } system("PAUSE"); } void sortAssending(int nums[], int size) { for (int … |
| | Hi, i am trying to implement finger print recoginition system. if someone has any code snippet or pseudocode or any idea of Identify core point in finger print image . it's implementing it either in C or java, please help me out with it. thanks. |
| | Hello Can someone explain this code to me as i am a total newb when it come to classes. [PHP] class MySQLDB { var $connection; //The MySQL database connection var $num_active_users; //Number of active users viewing site var $num_active_guests; //Number of active guests viewing site var $num_members; //Number of signed-up … |
| | I'd like excel to write the time when one of my macros tells it to copy and paste some cells into another workbook. I'd like it to paste the time into the other workbook. Any help would be much appreciated. |
| | [code]/*following is the shortest program that finds whether the entered no. is power of two or not,but i need to add some code(logic) to it. note:- program do not make use of keywords like if ,while ,for ,switch. */ #include<stdio.h> void main() { int n; char c[2][23]={"no. is not power … |
| | I've implemented a security method where a user goes to a page, if they are are session authenticated, they redirect to a central login page, and then if they login correctly they are redirected back to the originating page with the session variable true. I'm basically using javascipt to accomplish … |
 | Is there a function in wxPython or anything that can creat a variable frequency sounds? |
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