Software Development Forum

Hi all, I have two checked list boxes In one I have the list of various softwares such as Windows, Office, PDF Writers,etc.,etc. I want that when user clicks on any one software the other list box gets filled with various options in that. FOR EXAMPLE: User checks windows...then the …

I am using MSHFlexgrid in VB 6.0 code and while adding data to the grid i am getting the error "Invalid Row Value" run time error no "30009". will anybody help me out !

I have some code to parse POST and GET parameters passed to a CGI program written in C and I'd like to test it out. To parse GET parameters, I need to access the QUERY_STRING environment variable, so I'd like to set that environment variable to different things and see …

Hi, I really need some help I've got a program in visual basic designed for entering order information into a database. I've got radio buttons where you can select the product and i need these when selected to declare that the rest of the information following is reffering to the …

I got a question regarding sorting multiple strings that are entered as such, i need to sort them so that if the list would look like this, i just cant seem to get the strings to be swapped, do i need to be using strcpy? Any help would be great …

Hi guys good day. Sorry for the delayed response to my previous post.We currently just change our internet connection. I just want to ask on how to get the data of this sql statement because it only returns the total records found. [code=vb] rs.open "select count(*) as idnumber from tblstudent …

Hi all, I'm beginner in c++, I'm trying practice on c++ basics, since few minutes I tried practice "setw" operator, I wrote this trivial program to print some data in console screen, but when I tried build it it gave me error..! [CODE]//print game names and my prefer rating in …

Hello everyone! I need to ask the user for a function say: X^5 +7 and I need to ask him separately for the value of X, so I can calculate it then. I really don't know how to store the function and then manipulate it! Thank you!

I am new to Java and have a class assignment that I need help with.. The assignment is to write a program that computes the tax and tip for a restaurant bill. User is to enter the total amount of the bill. Tax is 6.75% of the bill. The tip …

Hello all I am trying to link a program using Vi for my class assignment and I am getting the following error in Vi when I try to link: Assign4.o: In function `__static_initialization_and_destruction_0(int, int)': Assign4.cpp:(.text+0x17b): undefined reference to `cCourselist::cCourselist()' collect2: ld returned 1 exit status Here is my source code: …

Hello. I'm going to create a stack of pointers to objects, and I need to implement an identifier with the best performance. Those objects are custom classes. I'm wondering what would be best for performance. Either of these two ways, or maybe a third better way?. 1) Making an std::map …

hi, i'm having trouble compiling this code: SparseMatrix.h: [CODE] #ifndef SPARSE_MATRIX #define SPARSE_MATRIX #include <ostream> class SparseMatrix { //class data ... SparseMatrix operator+(const SparseMatrix& rhs) const; SparseMatrix operator*(const SparseMatrix& rhs) const; }; ostream& operator<<(ostream& out, SparseMatrix& rhs); #endif [/CODE] SparseMatrix.cpp: [CODE] #include "SparseMatrix.h" ostream& operator<<(ostream& out, SparseMatrix& rhs) { ... …

I have a problem using the GetAdaptersInfo funtion on Delphi 2010 on Windows 7. The following code works fine and returns the adapter names/descriptions to the memo when compiled using Delphi 2007 on Windows Vista. When compiled using Delphi 2010 on Windows 7 it returns blanks or garbage (output below). …

Hi, I'm having problems adding images to a game I'm trying to modify. The given project has some images in a folder called "Images". So I added new images to this folder and tried to use these new ones in my code. To do this, I right clicked on the …

[CODE]#include <iostream.h> #include <math.h> void main () { int n,j,q,d,h,t,i,m,f,b; cout<<" num of eng"; cin >> j; q=0; d=0; h=0; t=0; for (i=1;i<=j;i++) {cout<< "insert Salary "; cin>> m; m /(22) =d; d/(8) = h; cout<<"\n Leave "; cin>>f; cout<< "\n Attend "; cin >> b; f - b = …

the code takes each character and stores where and how many times a roman numeral appears and the assess the integer. this is my first code im posting. anything to make the code better is most welcome. roman numeral refers to M=1000 D=500 C=100 L=50 X=10 V=5 I=1 and uses …

i want print this image out... 10 11 ___ / ()\ _|_____|_ | | === | | |_| o |_| || o || ||__*__|| |~ \___/ ~| /=\ /=\ /=\ [_] [_] [_] [CODE] #include <iostream> #include<fstream> #include<string> using namespace std; int main() { string filename; int number; cout<<"enter the …

Hi, I have been searching for a few days now for a solution to my problem. Please excuse any programming faux pas as I am very new to programming. I have created a textbox array based on the number of 'Channels' on another form. This number dictates how many textboxes …

I was just hoping to get some advice before I start writing my program, I need to put two columns of data into some sort of data structure, and each number has about 25 decimal places. Can anyone recommend the best one? Would storing them as a vector work? Thanks …

Hi All, I'm a student who really need help in this problem...what I need to do is to call/run/execute a subroutine using a varaible name from a subroutine. [code] Public Sub Main(ByVal subName as String) Call subName ' subName may be contain the value AAA or BBB End Sub '=========================== …

Hello could someone please help me as my program is generating some weird error" java.lang.IllegalArgumentException: adding a window to a container" Could someone please look at it and tell me what I'm doing wrong. Im trying to add an object of fan to the panel it creates that error. whenever …

Hello, While compiling my code, I'm receiving a "Data access misaligned address violation" error. I tried to find the reason for the error, but am unable to pin point the location. I am trying to manipulate the amplitude envelope of an audio file, but this error occurs when i'm trying …

hi all, i am really stuck with c++ pointer issues. what my program is supposed to do is to take input from user and recognize whether the entered string is a valid word from the grammer S::= a|(S) hence grammer should accept words like... a, (a), ((a)),(((a))).... i have done …

Hey all I'm trying to create a program that takes a predetermined number (monthly salary in this case) and rather than printing as a number it prints it as text. However when I input a number all I get is random stuff that makes no sence. I will include the …

I have a homework assignment to instructs me to play around with functions and exceptions, but one seciton I'm stuck with is a certain condition it tells me to write o if x is not "So sue me!", but x is still not convertible to an int (by calling int(x)), …

hi i need a program that set the clock to 00:00:00 if the user not enter the clock then the program should count the time and print it on the screen until reach the user input for example: the time is 12:44:6 a.m. and the user enter 4:3:50 a.m. to …

Hey, I was just wondering, but what code do you need to be able to press a few buttons on your keyboard. Like, if I want to type "Cheese is yellow on the moon!" I'll just run the program. Or if i want to do ctrl+alt+del to go to task …

I am writing a tic-tac-toe program and whenever my game gets to here it generates the following error: [CODE]# Display board function def display_board(board): """Display game board on screen.""" print "\n\t", board[0], "|", board[1], "|", board[2] print "\t", "------" print "\t", board[3], "|", board[4], "|", board[5] print "\t", "------" print …

Hello, I have this problem that's been bothering me on the back of my head for so long now. I don't know how to pursue or even break it down, I've tried reading the book, look at notes, nothing helps. Problem is, I have this file which contains /* Nitrite …

I have created a function that is supposed to go through a text file (csv) and read the information in it and then add it do a dataobject (which just holds the info in textfields and a combobox) which when filled adds itself to the jpanel. The issue I am …

Hey guys, I recently wrote a C++ program for a company I'm doing an internship with that asks the user for the location of .txt files and then the program opens each .txt file, gets the necessary information from each files, then outputs the information to a .txt file that …

hello can you help me on this i have gel compiler then i want to debug my program but the debug button is not highlighted then it can't be click...ahm can you help me on this or please suggest me if what is the best compiler for java?...thanks in advance …

Pls help me in finding hcf and lcm of 2 nos

hello all, can anyone tell, how can i make an mdi form borderless. i don't want the user to click on the close button present in the title bar. i want them to exit the way i directed them. thanks in advance. Sayen

[CODE=c] #include<stdio.h> #include<math.h> main() { int i=0,j,c,s[100]; double t=0; while((c=getchar())!='\n') { s[i]=c; ++i; } for(j=i;j>0;--j) { t=t+(s[i-1]*(pow(16,(4-((double)i))))); --i; } printf("%d",(int)t); return 0; } [/CODE] HI, i need to write a program that converts an hexadecimal number into integer form (for convenience i'm only considering hexadecimal no. without alphabets from a …

Hi, I'm just wondering if there is a good place where I can find some tree implementations for c++ (Splay trees and Heaps, in particular). Any input on resources where there is source code for different tree implementations would be appreciated, as I don't have the time to write one …

I am trying to find the sum of a column( cal) between two dates and then assign or display the result (sum) in a textbox or label in C#. Please help me. [CODE] MySqlConnection mycon = new MySqlConnection("datasource=localhost;username=root;database=church"); mycon.Open(); MySqlCommand get = new MySqlCommand("SELECT sum(cal) from tithes where transdate between …

Hello everyone, I am using the code below. It is working when I used this in Eclipse. What I did is to place the generated keystore from the InstallCert.class ([url]http://blogs.sun.com/andreas/resource/InstallCert.java[/url]) to the latest JRE in the Program Files>Java But when I deployed this class in the Tomcat/Bea its searching I …

Please help me. Now i'm using VB.NET to update my project. I have webcame but i don't code for capture Image from Webcam Please help me.

I've worked on it for a few days. It works great when I comment out the erase function. But it doesn't work when I include the erase function, which I use to remove an element in the playlist vector of type Songs. Here's the else if statement. The problem is …

I was writing a function to dump the contents of a 'matrix' in a vector-of-vectors to cout when I ran across conceptual difficulties. Here's the code of the working function: [code=c++] #include <iostream> #include <vector> using namespace std; void output_string_matrix(const vector<vector<string> >& matrix) { vector<vector<string> >::const_iterator rows_itr; vector<string>::const_iterator cols_itr; for …

Hi Friends, I just want to send [COLOR="Red"]Sms [/COLOR]to mobile through application.. Can any one help me on this? Please i need it in urgence. If you know please post the code and the steps to my mail id.. My id is <<Snipped>>

Hi all, The problem here is, is there a way in which i call the output of 1 stored procedure inside another and display that in the 2nd procedure results..? Should we call a stored procedure inside a stored procedure for for this..? If so, wats the way..?

iam currently on a program that reads two integers values, with the second has to be a non-zero integer. here is my codes so far: Does it look ok ? PLEASE HELP !:( [CODE]public class Lab2App { public static void main(String[] args) { // Calculate 5 and 3 with relation …

Hey all, I am having trouble converting a string value to a text box name. The text boxes are created at runtime and I need to get the text value out so I can store them. I keep getting the error Error 24 Value of type 'String' cannot be converted …

I have a size_changed event in my Form that did cause a MessageBox with the below message. It says that can enable "just-in-time (JIT) debugging" but are not sure how to do this. I cant find: machine.config... [B][U]MessageBox Error:[/U][/B] To enable just-in-time (JIT) debugging, the .config file for this application …

I need help with this problem. I have tried writting the program, i just can not get it to run properly. Problem is: Create a function named 'circle_area' that will find the area of a circle. This function should have the following prototype: float circle_area(float radius) circle_area should return PI*r^2. …

Dear Experts Is there an easy way to move into datagridview columns with ENTER key instead of TAB key. In other words: how to move in next column with enter key? Please help

the application below is what i did so far, please give me feedback the Payroll Program so that it uses a class to store and retrieve the employee's name, the hourly rate, and the number of hours worked. Use a constructor to initialize the employee information, and a method within …

The following lab was originally assigned but skipped over because we were off for MLK day. I would still like to do it but am just not following what I should be doing. Help? In this lab you are going to extend the code you wrote in you first lab. …