Software Development Forum

hii... :-/ can u plz get me out of the problem..!!!!1 m using visual studio 2005. whenever i click an update button to update values of a particular column of a gridview, all the columns gets updated with the same values. eg. if the 2nd column of 1st row with …

I have this homework that i have to write the cxx of a header file. i started the homework but i got stuck in the meddle of it. I tried to find the abs_minimum function but it's too complicated because i have to keep track of the numbers and find …

[TEXT] I have in Visual Basic 8.0 a MaskedTextBox1 with the mask "00/00/0000" (short date) I have in my MYSQL table a fields : "name" datetype CHAR(15) [COLOR="Red"]"birth-date" datetype DATE[/COLOR] "birth-place" datetype CHAR(15) I have one record: Name birth-date birth-place Andre [COLOR="red"]01-01-1974 [/COLOR]Amsterdam [/TEXT] [CODE] Me.TextBox1.DataBindings.Add("text", myData1, "name") Me.MaskedTextBox1.DataBindings.Add("Text", myData1, …

error when get the checked value of checked listbox array "Object reference not set to an instance of an object." what is the problem in my code [code=vb.net] Public Class Form1 Dim c1b1 As CheckedListBox() Private Sub btnAddItems_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim l As …

I want to generate report based on the date fields. In my table there is a 'date' field. When I take it from the database it shows in vertically, I want it should show in horizontally. for eg. Code Name 20/8/2009 21/08/2009 22/8/2009 ----> these are col 1001 Pradeep 1 …

Hi, i have a running .NET application, lets's call it App1.exe that i cannot modify, in that application i have a custom class, (CustomClass1) , can i access and manipulate an object of that class on App1? i want to be able to access the object, and read or change …

[CODE]#include <iostream> using namespace std; struct student { int ID; char name[80]; char nationality[80]; char gender[2]; }; void insert(student array[]); void sort(student array[]); int main() { student array[100]; int answer; cout <<"Welcome to student recording system"<<endl; cout <<"Please choose one of the following option"<<endl; cout <<"1.Insert new record"<<endl; cout <<"2.Delete …

hello I have some code that loops & takes in a number then should store it in an array. [B]My problem[/B] is that for some reason, the program only stores every 2nd number entered? [CODE=cplusplus] while (!cin.fail() && cin>>purchase) { // while a correct input is input cin >> purchase; …

Hi everyone, I have to make a program that reads a txt file after reading it, show it in a richtext box and in another tab make the average of the grades the input received sort it by the student id and then in the same rtb sort it by …

I am wanting to display the PC's System Directory in a treeview. I have been searching for how to do this for some time now without finding anything. if anybody can help me out i would greatly appreciate it. thanks

i get a debug assertion failure when i call a text file in v c ++. how to solve the error actually. it states debug assertion failure fseeki64.c line 61 stream !=null.

hello I have some errors in my program, which as always have to do with how to correctly syntax something :P ... I think :) [B]1st issue:[/B] I am using a 2d array as a parameter in a function but I am getting an error. I think it has to …

I tried my hand at C++ client/server programs, but they were extremely difficult, even with the "best tutorial" on the Web (Beej's). I could get a basic client/server program going, but it was with "blocking sockets", and all I knew how to do was get the server to send a …

My program keeps getting this error: [I]syntax error before "else" [/I] My source code: [CODE=syntax]#include <stdio.h> #include <stdlib.h> #include <ctype.h> #include <string.h> #define MAX_STUD_NUM 9 #define MAX_STUD_LASTNAM 20 #define MAX_STUD_FIRSTNAM 20 #define MAX_STUD_MIDNAM 20 #define MAX_INSTRUCT_ID 5 #define MAX_INSTRUCT_NAME 50 #define OK 0 #define CANCEL -2 #define TRUE 1 #define …

hi im making a chat program and im having a spot of trouble with a small part of code: [code=python] #def_unknown word_list=open("words.txt", "a") never_save=open("banned.txt", "a") def define_word(word): if word not in never_save.readlines() question="do you want to save %s? (y=yes n=not this time nn=no never)"% word define = raw_input(question) if define.lower()=="y": …

Hey guys! I'm working on a program in python with Tkinter that allows you to enter in a bunch of number and such, and generate an image. So, I have PIL creating a blank PNG image and saving it, it all works... Now I want to add stuff to the …

I'm trying to find a low-cost or free Memo control that is normally closed like a combo-box or datetimepicker, and opens in a similar manner. I want to fit one more memo controls on a dialog, but I'm finding that presenting a standard TMemo of reasonable size just takes up …

I have to write code to shift all the values in the array to the right of position P, one place to the left. I can make up my own array and position P. would this code work? for (j=6; j>1;j--) { x[j-1]=x[j]; }

Hi, I have been asked to develop an application for a coalition of disabled users. It therefore has to conform to accessibility standards. One of the requirements is that pages work with javascript disabled (compliance with old screen reader technology). I wish to use the calendar control but have a …

Hi, I'm looking for a plotting library for c that works under windows and unix. And the library must contain only one file(which is the header), so i can move it with my source code. It is required for a chem engineering project for school, i need to plot the …

I'm having some issues using itoa I can't seem to figure out. The principle is simple, I am using a 2dimensional char array. For dealing with quantity I use atoi to make it all happy and then I want to use itoa to convert it back into a string because …

Let me explain myself, and then hopefully you can tell me a better solution. I have paid web hosting (only $2.50/mo) and in the process of learning PHP, have learned how to work with MySQL databases. I was wondering if it is possible to create a program in C++ that …

Hello, first post here. I am beginning with c# and I am writing a media player using the Irrklang audio engine. All is going well there. I am now looking to improve the interface and would like to change the sliders from basic Windows Forms style into dials and knobs …

Hi everyone: I ahve this program to plot a graph using x and y coordinates. I cna plot the graph but I will also like to plot the x and y vlaues and name the xx and y coordinates. Anyone can help me ? Here is my code. [code] // …

hi guys:) i am facing a problem:-/ it is a recursive function and one of its parameters is of type list when the function reaches its end and goes back the list won't be like the old one:?: but it will be updated with the newer on in the last …

Yeah... the semester is on! lol but anyway, i'm trying to find a solution manual for my text and wonder where you guys get 'em? i'm a decent googler and haven't came up on anything yet. my text: Microsoft Visual Basic 2005 RELOADED: Advanced by: Richard A. Johnson/Diane Zak any …

THEY'RE ANNOYING! :@ This is my code: lang.h [code=c++] #pragma once #define _ASM_START namespace _TomAsm{ #define _ASM_END } #define cpp_asm _TomAsm #define _main int main(){ #define _endmain } _ASM_START template<typename _T> struct _Reg{ _T val; _Reg(_T _Val):val(_Val){} }; typedef _Reg<int> _IntReg; typedef _Reg<char> _CharReg; typedef _Reg<float> _FloatReg; typedef _Reg<double> _DoubleReg; …

I'm getting inoput from a binary file, in hex. And I want it to say the first nine characters... like "0x05 0x53,0x84 " ... and so on. So how do I turn a char in hex to a string in text?

I am getting an Illegal Indirection Error on this code, and I am not quite sure what I am doing wrong. [url]http://msdn.microsoft.com/en-us/library/aa376065(VS.85).aspx[/url] That link shows the function and what it should do. Am I on the right track? What do I have to do to fix the error. [CODE] #include …

Hi! I have two questions about functions. First how can I use a main() local variable in a function outside of main? And how can I use a variable in the function paramaters which already has stored information (stored in main() ), and not have to give it new information …

Hi all, Here's my issue: [CODE=python]>>> a = [1,2,3] #all good so far >>> b = a #make a copy of a, called b >>> b.remove(1) #remove value 1 from b ONLY >>> print a #grrr, value has also been removed from a [2, 3] >>> print b #and b! …

Hello, I am trying to pass in a long int value and return an array of pointers which is processed in a function that converts long to hex. The array doesn't seem to return from the function. I get an error of the type " type mismatch in redeclaration of …

Hello, I've got this project where i need to use a webcam. I'll need to get every frame made by a webcam (uncompressed) and send it to my program. My program should extract some information out of the frame and then get the next frame and do the same with …

hi guys, please anyone tell step by step tutorial on COM using vs2005.

Dear Sir, I have made a question by myself. For example: I am playing the card game to my friend. The card has Spade, Heart, Club and Spade as usual but no number. How can I do if I only play five time and finally there is a record of …

I have a form that uses a background worker, and I was just wondering if I need to Dispose of it personally, or if it does it by itself when the event is compelted. I would assume it will Dispose of itself, but I just need to make sure I …

I have my brackets all messed up and was wondering if someone could help me fix them. I am sure there are other errors too, so any advice would be greatly appreciated! :) [code] import java.util.*; import java.awt.Container; import java.awt.TextArea; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.IOException; import java.text.DecimalFormat; import java.text.NumberFormat; …

Is it possible to change the desktop background, hide the desktop icons, and hide the menu bar (in windows) using a batch script? If not, could someone direct me as to how to do it in C/C++? Thanks

Hi there everyone! I've created some functions that decypher the [URL="http://en.wikipedia.org/wiki/Vigen%C3%A8re_cipher"]vigenere code[/URL] from a text file, taking care of the frequencies of each letter and all that boring stuff. Now that I have the key, how can I decrypt some words that they (the teachers xD) give me? It'd be …

Hello all, I am trying to add two objects of integers. Object A: 92999 Object B: 22 My add method works when A is being added by B, but not the other way around because the amount of nodes is less. I should know how to add a node but …

Hi ppl, I am having a problem with playing mp3's in my program. Let me explain, I am writing a program for my choire, I need to do it in a low base languege like pascal since the systems used are not great. My program is writen on exact timing …

Hey Dudes and Dudets, The program I'm writing requires a string of 200 char, the max for a string is 255, so everything works fine, if I readln the text more than 80 charecters (wich is eol) then it truncates and goes to next line, cool, but if I put …

Is there a link somewhere that explains how to post tutorials? I have one I'd like to post (it shows how to use direct ODBC for enumerating ODBC drivers, connecting to Excel, Access, and SQL Server Express), and don't know how to do it. Would it need to be reviewed …

Hey: I am kinda new to C++. I created this code to display the edge of chaos. Now my professor wants me to graph it in a coordinate system. I know I could use excel and plot it there but I want to learn how to do it using C++. …

What mean that error? can someone help me? [B] The connection was not closed. The connection's current state is open[/B] [CODE]Private Sub btnCari_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnCari.Click con.Open() sql = ("SELECT * FROM RekodAnggaran WHERE [NoIC]='" & txtNoIC.Text & "'") da = New OleDb.OleDbDataAdapter(sql, con) …

Hello Friends, Can you pls. help me in below? 1) Is it possible to invoke derived class constructor from base class constructor some how in C++? 2) If yes, how? Regards, Vivek

I realize that nobody seems to use Open Watcom's C/C++ compiler but it's the only precompiled C compiler for Windows which compiles code to Linux (I tried building GCC in every way imaginable without success). I've successfully built a few hello world programs without much trouble. However, with a bigger …

Could you mind telling me what can I do for the following question? To write a skeleton program for the assignment. It should have a menu system with at least 5 options. The menu keeps repeating after each procedure is called. When one of the procedures is called just return …

Hi, Let's say I have a form with a button on it. When I press the button, a messagebox pops up saying 'Hi.' Now let's say a user has this application installed on their computer via the installation project. My question is, how can I create an 'updated' app to …

When I compile the program below I get the message "variable x may not have been initialized" yet as far as I see I did. I am trying to have a program where a person selects a number from 1 to 10 and it then shows the corresponding string from …