Software Development Forum

Hi Daniweb, I spend a lot of time googling this problem and found no answer yet. The problem is I added a new column in my table, I have a dataset linked to that table and a source of data of my datagridview. Now, when I'm going to add a …

Hi pythoners! :) My question is very simple (the answer too, i hope): how to display files in a TreeCtrl? I've tried to use it, according to an example i've found on the web, but it displays only folder, subfolders. No files... I'll show you the portion of code i …

please help me guys! vb doesnt apply the changes ive made on a certain form, whenever i play debug, i cant see the changes ive made :( even though ive changes the codes and added new controls, i cant really see them when i debug the application. heres an example: …

Hi I am trying to arrange the patients according to their condition that is Serious(S), Routine(R), Critical(C), and Expectant (E). I have the method but it is not implementing correctly as the program runs and builds successfully but it does not arrange them in that order any help would be …

Hi Experts, Here i am trying to create a script for Auto Back up script to Back up files. files are taking a back up with help of archive zip module along with mentioned the date in corresponding Folder name. Here i am create one xml file for daily updation. …

hi ive been wondering how translator work like google translator or others ive got a site im working on an i need to translate it from english to creol not Haitian Creole so a translator for my language is not available anywhere so i what to make my own so …

What are the purposes of using ifndef and define? When should it be used and why? I made a simple program in class just to go over the basic of Friends in classes but it wouldn't work and I was getting errors all over even though I went through it …

i got an if statement that will display the letter A and the percent grade if there percent grade is between 90 and 100. and the else statement will do the same but its display a B if the grade is between 80 and 90, my problem is, even if …

the output should be: Triangle Drawer Enter the size of the triangle: 0 The size is out of range. Enter the size of the triangle: 11 The size is out of range. Enter the size of the triangle: cats An invalid value was entered. Enter the size of the triangle: …

I am making a text based game for my programming class, and am working on the saving system at the moment, however, when I run the save method, it overwrites the file, but doesn't insert the new data, it leaves the file blank. Here is the whole save class. [code]package …

I need to make calculator with buttons for each digit and so on. My question is, if there is any way to make one function that will handle with all events for all digits? Now I have: [CODE] private void addDigit(char i) { // some calculation with 'i' } private …

Hi there, I know there are some changes between Python 2x and 3x, and I know this is probably due to the changes with how 3x handles unicode and binary but I dont know how to make it work properly in 3x. In 3x my code returns the value I …

The problem for my CMPT103 class is to write a program that takes a binary number as an integer and returns it as a decimal, i would be able to do this easily by taking it as a charecter array and dealing with each individual element but i dont understand …

[I][thread split from [URL="http://www.daniweb.com/forums/post1039331.html#post1039331"]here[/URL]][/I] Hi i have the same problem but instead of console app i need to make a gui one [code] this is what i have so far using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace TubeSales { public …

I am fairly new to c++, and I would like to know whether or not I need to have the library files present on the system to run a compiled program that used the library files to compile on a different system. Thank you.

I'm writing a program in python,tkinter and I need the text on the button to update... is there a simple way to do this?

Hi everyone, I am totally new to VB and am trying to put together a macro. In short, I want it to select a range, store the values as an array (employee names). Then I want to loop through the values in the array. For each iteration, I want to …

I have a few .reg files that I would like to be able to call from my app. How can I call these .reg files from an OnClick event? Is there a better way that I can do this?

hey this is my final year project........the project is that.........we are controlling a car using this software,.........i've made a code for video streaming too.........but when while capturing when i press the numberpad1 and numberpad3 for left right turn i finds a little delay in printing the counts in their corresponding …

Hi there, i have a question in C#.NET report viewer. i save the phone number in the database as (234) 233-1346 . so if the use doesn't type in a phone number it will be saved as [() - ] which is show in side the squared brackets, without the …

[CODE] int main(int argc, char* argv[]) { std::cout << argc << std::endl; } [/CODE] The code above will print a number depending on the number of arguments added to it. However I am writing a game in c++/python and I need the program to accept a integer argument that will …

so im begining some project, and to try to check my work im trying to print out results as of point x to see whats going on. I just started and im already stuck, and I cant find any reason why I am getting an error. Here im trying to …

Hello, I am just wondering about multi-connected clients, connected to a server. Is there a possible way to do such? I have heard things about "WinSock" but IDK how to use that, if so can I have a documentation. And also I have learned about "Microsoft Direct Play" for multiuser …

Hello, Help me in writing a logic for the program: User input: [COLOR="Red"]11[/COLOR]000 0[COLOR="Red"]11[/COLOR]00 00[COLOR="Red"]1[/COLOR]01 10001 01011 Two 1's are said to be connected if they are adjacent to each other horizontally, vertically & diagonally. Need to find the largest sector of 1's in the above input string. For example: …

Allrite so I'm writing this program - and I've been having some trouble with it - there are three parts to it 1. Write a function [CODE]void tolower(char* s)[/CODE] that replaces all uppercase characters in the C-style string s with lower case letter. - Two helper functions to use a)[CODE]bool …

Hi , How can I open an external program like ( word, notepad ) in JavaFrame Window ? not in external window ? thanks

I need to use mergesort to sort the data in a file that has the names and ages of 10 different people , first i have to sort the names in ascending ascii order and then i have to sort them by their age but im not sure how to …

Hi, sorry to post about a bus error I realize there are many answers on others threads but none of them have been able to help me make sense of this problem. Im fairly new to C and have tried everything I can think of. The program is supposed to …

[CODE]#include <stdio.h> #include <math.h> FILE *input, *output; main() { int Max, Min, x[1000000],i=1,n=0,j=0; input = fopen ("Nube_de_Caminantes.txt","r"); n=getw(input); while (n !=EOF) { fscanf(input, "%i",x[i]); i++; n = getw(input); } fclose(input); }[/CODE] There is some stuff I need to do with the array once I have it, but I can't get …

I am able to save an image from a picture box into the database of SQL. I used a byte array and filestream to read the image. [CODE]FileStream fs = new FileStream(imagename, FileMode.Open, FileAccess.Read) byte[] picbyte = new byte[fs.Length] fs.Read(picbyte, 0, System.Convert.ToInt32(fs.Length)) fs.Close()[/CODE] For some reason, I can't retrieve the …

Hi, I've been researching these past few days on SendMessage and FindWindow and I've been looking at example source codes but I just can't seem to understand the process between it. At first I just wanted to send a simple message from a textbox to the open chat of another …

hello all, i am having a real hard time tracing down a logic problem and am looking for help. this program just does a binary search on a sorted list and returns a record. now it works for records that exist. however, i want it to continue searching until an …

Dear Friends: I am having trouble with this exercise. I was able to compile and create the list 0-7 and reverse. I am not sure where I went wrong. Thanks Danni #include <stack> #include <iostream> using namespace std; template <class stackType> void reversedStack(const stackType & originalStack, stackType &reversedStack) { stackType …

Hello, How to import csv data into Oracle using c #. Where data to be imported 3GB in size and number of rows 7512263. I've managed to import csv data into Oracle, but the time it takes about 1 hour. How to speed up the time it takes to import …

is that possible?

Hello I have written a piece of code that works fine on my computer and all other computers that I have tried it on when running XP. I have tried it on a few machines running vista and they have all worked fine but one of my customers is running …

Write a function that accepts a pointer to a string and a character and returns the number of times the character is found in the string. [CODE] # include <stdio.h> # include <conio.h> # include <string.h> # include <stdlib.h> void countletter(char *str); int main() { char str; printf("Please enter a …

I am getting a "misplaced break" error from this part of the code,the following is a part of the mfile function,the while loop should break if the entered string in temp equals to the one in exit....I don't know why it shouldn't work,any help?Thanks. [CODE] ofstream myfile; myfile.open(fn,ios::ate); cout<<"File has …

Hye,i have problem with looping.... this is my coding for now. [CODE]try{ Class.forName("com.mysql.jdbc.Driver"); Connection con = DriverManager.getConnection("jdbc:mysql://localhost/finalproject", "root", "Amillia89"); Statement stmt=con.createStatement(); // String pick = "select * from synonym where words like= "+st+"% "; ResultSet rs=stmt.executeQuery("select * from synonym where words like \""+st+"%\""); String words=""; if(rs.next()){ words=rs.getString("words"); ResultSetMetaData rsmd = …

A simple streaming server-client pair with non-blocking user input can easily be coded in Python by using the 'select' module that provides a straightforward interface to the Unix select() system call. For Windows users however this is not an option as the acceptance of three empty sequences in the conventional …

I have a question and here is what I am trying to do. Generate an array of 20 random numbers between 1-100 Display them as generated Sort them into descending order (Starting with the largest and going to the smallest Display the results I have started writing the code but …

Hello I have a problem. I have a project that consists of 4 forms(Form1,Form2,Form3,Form4). I usually debugged this project. Now I might have done something stupid. I deleted the all 4 .h files. I did keep Form1.h file because I was doing a small program out of that file and …

hi, Can any one tell me How to get url or uri from address bar dynamically in XSLT... It will helps me a lot. Regards Bhanu.

Now make a program so that it stores the values in increasing order, i.e., each time a value is added it is placed into its proper position in the list. Here is my code, I cant get it to put them in increasing order. [CODE] #include <iostream> using namespace std; …

Hi, i made a DLL from a Class Library project in C# and i am trying to use it using DllImport but i keep getting: Error RegConfig.exe MissingMethodException Can't find an entry point 'IntProg' in a PInvoke DLL 'ClassLibraryWinCe.dll' at RegConfig.Program.Main() when i try to run the program. MyWinCeClasses: [CODE] …

I posted about this on Stack Overflow, but I think my explanation of the project wasn't clear, as none of the answers have really be on point. [B]Summary:[/B] I want to make a windows based software deployment system in C# NET. The idea is that a C# NET console application …

Need help on setting the values of username and password for my log-in menu: [CODE]import javax.swing.*; import java.awt.*; class Profile extends JFrame { private JPanel p,p1,p2,p3; private JTextField tf; private JPasswordField pf; private JLabel l1,l2; private JButton b; Profile() { p = new JPanel(); p1 = new JPanel(); p2 = …

Guys, how do I create a label that when clicked by the user, it will open a website using the default browser. I have seen the control LinkLabel but I do not know how it works or how to use it. Anyone please?

Hey guys! I'm making a simple app that will need some DLLs that I'm using, but I don't want them to be in the same place as the main exe. How can I make my app to load these dlls from a specified folder, like %mainappfolder%\files\dlls ? Thanks!

Hey guys, quick questions! 1- How can I check the size of a variable? Size in bytes, not length. (; 2- What data can be stored into byte variables? And what the maxium size of the variable? 3- How do I store data inside a byte variable? Thats all for …