Software Development Forum

Hello I am currently doing a project and I have added a new table to an access database linked to the vb project. I re-linked the access database, but the new table does not appear in the drop down list of the form recordsource. Please can someone tell me what …

Hi everyone, Apparently I'm very bad at this whole programming thing, but, nevertheless, I am currently in a CPS course and in dire need of assistance! I have 3 objects set up: TwoNumbers, TwoNumbersTester, and Test. When I build the code, it's all fine. When I run the code, though, …

i want to make a treelist by using Boa Constructor. first, i make a new frame, and then add a new treelist in the frame, but i can not find any key or table to let me add items in the treelist. so i typed several Python code in the …

[B]hi friends this is karan here and i m a beginner in visual basics and i m studying Visual Basics 6.0 i have a project in it for Music Cutter and Music Converter and i seriously dont know what to do in it..So guys please help me in it.. Music …

I'm working on a program to write chemical reactions a certain way from a file, calculate the mass and check whether they are conserved. I have this code so far: [CODE]#include <iostream> #include <fstream> #include <string> #include <sstream> using namespace std; #define INDEX_H 0 #define INDEX_B 1 #define INDEX_C 2 …

For example, if I have the number 142, how do I know it contains the digit 1, 4, and 2? So far, I've worked out that 142/100 =[B] 1[/B] 142 - (1*100) = 42 42/10 = [B]4[/B] 42 - (4*10) = [B]2[/B] So i can just use a looping system. …

Hello everyone, This piece of C# code does not produce any overflow exception. wordsize is a constant equal to 32. the x and y can be very big at the computation time. So big that long or decimal even cant hold. But C# handles the problem even the value of …

Hi Experts i need to set text Box Format at run time. Like , when type any case , then show in Only Upper Case

Hi All, Is it possible to take Backup of SQL Server Compact database (i.e. *.sdf) and Restore the same. Regards.

Hi I'm building a webservice in axis2c and wanna test it with a client. I build the skeleton code for the client using the wsdl2c tool in axis. Now, when I build the solution in Dev-C++, I get a lot of linker errors like the one mentioned in the title: …

[b]Split from - [url]http://www.daniweb.com/forums/thread34812-2.html[/url] [/b] hi can you help me with my problem in c++ coding? my problem that in every two zeros it must fallowed by 1, to become valid if the input is not 001 like this it becomes invalid..... example: 001001001 - valid 001010001-invalid

I would like to construct a neighbour list of multiple atoms. [CODE=python] AllAtoms = {} AllAtoms[0] = [0,[]] AllAtoms[1] = [0,[AllAtoms[0][0]]] AllAtoms[2] = [0,[AllAtoms[0][0]]] [/CODE] Every member of the dictionary is referencing other members of the dictionary. I do not know how to make this reference work so that when …

[b]Split from - [url]http://www.daniweb.com/forums/thread94883.html[/url] [/b] hi i have the button click event [code] protected void Button1_Click(object sender, EventArgs e) { SqlConnection myConn = new SqlConnection(); myConn.ConnectionString = "Data Source=.\SQLEXPRESS;AttachDbFilename=D:\Postmyadd\App_Data\postmyad.mdf;Integrated Security=True;Connect Timeout=30;User Instance=True"; myConn.Open(); string strqry = "Insert into advertisements values (" + TextBox1.Text +")"; SqlCommand myCom = new SqlCommand(strqry, myConn); …

I have a class KeyCards.java that just sets up a panel (gui) with labels,combobox and text fields when the combobox is selected a class generates strings to send to a class public Class Progressions extends KeyCards and puts the strings in setters. once all the strings are there it calls …

Hi There; I have an application that work in multi-user environment. Would like to know what are the possible way to update the datagridview in other user workstation once someone did the changes? For instance, when user A had done some Add/Update/delete for a record, datagridview that work by user …

Hi, I'm a freshman and I just started programing. I have an assignment due soon, and it's almost finished. My only problem is there is one build error that tells me ".class expected". This is on the same line as a for statement... and that really confuses me. Here's my …

Does anyone know where I can find information about writing a java application for a file dump utility, a java program that will read a file and display the contents of the file in a byte by byte format? I am lost on this one.

hi, i am having problem with closing user control. i have some function in my parent form(with panel2): [code=c#]public void ActivateUserControlOne() { panel2.Controls.Clear(); UserControlOne = new UserControlOne(); panel2.Controls.Add(this.UserControlOne); } [/code] ...and UserControlOne appears. i want to close(remove) UserControlOne on Cancel()(Cancel is function in UserControlOne) and load another User Control (UserControl2) …

Hey everyone~! I am having a major issue understanding class casting. I thought I understood it, but I found 2 problems in my Barron's book that seem to contradict in their explanations. Can someone please explain the distinction between these two problems??? [B][U]Problem 1:[/U][/B] [INDENT] Bird = Super class Owl …

I am stuck with one problem , please anyone help me to do this . The question is Write a function to modify a list ( [I]one dimensional array[/I] ) of numbers such that every number is replaced by the average of its immediate neighbours ( [I]the value just above …

/*I am a noob and can not seem to be able to pass a random number to cout. I have tried everything amd am looking for a little guidance*/ [CODE]#include <iostream> #include <ctime> using namespace std; class Fraction { private: int num; // Numerator int den; // Denominator public: int …

java.awt.image.DataBufferByte cannot be cast to java.awt.image.DataBufferInt.. how do resolve it...

:cry: i need a code for first come first serve simulation based on vb programming :rolleyes:

had to do a program that did a binary search for the number 5 but for some reason its not being found...here's my code whats wrong.. [code] #include <iostream> using namespace std; const int SIZE=15; int binarySearch(const int, int, int[]); int main() { int posints[SIZE]={10, 36, 87, 95, 100, 110, …

Hello, i am just starting with Java and one of the programs is, to make a long story short, evaluate a computers power (pretend). you put in how many applications you want to run, what operating system and what power your computer is and it tells you whether you can …

In this class, line 3 "char * pName" and last line "char * name" pName and name are pointers or strings? I think they are pointers but if they are pointers how can we do strlen(pName) and strcpy(name,pName) in the code? Thanks class student { public: student(char * pName="no name",int …

Hey guys I overall got this problem solved it has to allow the user to input numbers to do artithmitic functions to fractions. And the whole mathmatical works fine. But the professor wants it to loop, and i cant figure out a good way to loop it. The way the …

My teacher issued an assignment for us to implement a stack and node class based off of his header files, and then to code a postfix expression calculator using the stack and node classes that we implement. When I tried to generate an instance of my stack class, VS threw …

Hey guys so have an assignment for my computer programming class, i was wonder if you could help me out. im really at a loss here haha, this is basically what i have to do and if anyone has a similar program that would help me out that would be …

Hello, I am studying for SCJP 6 Exam, and came across this question which shows code as asks for the output [CODE] 3. public class Ebb { 4. static int x = 7; 5. public static void main(String[] args) { 6. String s = ""; 7. for(int y = 0; …

Why is it that when I invoke the Derived constructor from the main method, I get a compilation error pointing to the Derived constructor of the Derived class. I never called the Base constructor of the Base class. Therefore why is the error happening?. [CODE] class Base { private Base() …

Hello, I am new to this. What I am trying to do is take a .txt file and write parts of it to different lists. The file contains line sof FCODE,DESCRIPTION such as this: DAAS44,AIRSTRIP region ruin/inactive/abandoned I would like to split each line into FCODE and DESCRIPTION strings and …

[CODE]print (yourname1) snum = input('What is your date of birth (YYYYMMDD)?:') birth1 = snum[4:6] + '/' +snum[6:8] + '/' + snum[0:4] y1 = int(snum[0:4]) #year of person 1 m1 = int(snum[4:6]) #month "" d1 = int(snum[6:8]) #day '" print ('\n') print ('\n') sleep(1) print (yourname2) snum = input('What is your …

Hello, I have a weird problem. I have a class implemented that looks something like the following: [CODE] class textBox { public: // default constructor textBox() { m_text = ""; } textBox(string text) { m_text = text; } string getText() { return m_text; } private: string m_text; }; [/CODE] Now, …

I am new to this website, well posting on here anyway. I've taught myself allot about programming and scripting, so I wanna thank everyone for posting. This isn't my first program, but its the first useful thing I've done. It uses the 'w', 'a', 'd', 's' keys to move the …

Hello, I'm working on an inventory system for a store that was originally built by MS Access. The database, forms and reports are all MS Access components, and it's a total mess, thus an upgrade needed. I thought of programming the new system with C#, and using MS SQL to …

Hi all, I've got a main form, and a secondary form (this being a list from which I pick a number). I can store values as "global" variables - so as to bring the value across different classes. Also I've managed to get the main JFrame to display the value …

Good day. I need help from those who know about my problem. How to get the total length of a string. I am trying to code that will get a total length of a string. However, if there one or more that have the same value, then it will not …

heres my code: [CODE]#include<iostream> #include<string> #include<iomanip> #include<fstream> using namespace std; struct WeatherInfo { string City; //Name of the city double Rainfall; // Total rain fall of all citys double High; //Highest temperature of all citys double Low; //Lowest temperature of all citys double Average; //Average temperature of all citys }; …

Hi, I have another question. What is the advantage of arraylist over vector. Why arraylist is widely used instead of vector in java programming? Thanks in advance.....

I'm new to structures, our instructor haven't discussed it yet... Im trying to make a program that will ask the user 5 "fruits". Ex. The user input: Mango Apple Mango Grapes Grapes Output: Fruits entered: 2 Mango 1 Apple 2 Grapes I've trying to see some tutorials but i can't …

[CODE]#include<iostream> #include<cmath> using namespace std; int main() { float user1; float user2; float sum; char choice; for (;;) do { cout<<"Calculator"; cout << "Enter your first number" << endl; cin >> user1; cout << "Enter your function \n"; cout << "+ \n"; cout << "- \n"; cout << "x \n"; …

Nevermind. No one answered but I got it now.

hello , I am creating a map format for a game I'm making and I'm hoping to use xml. Can anyone tell me how to access elements using tinyxml ? or at least how create some sort of pain text parser ? Thanks in advance ! A Novice C++ Programmer

ok so i need to create a cell class for a tic tac toe game. the cell class should have a row, column coordinate, and an internal and external display value. heres what i have so far. can anyone give me some hints or point me in a direction where …

ok so i worked on this during lunch at school since i was bored, but here it is so far. [CODE]#include <iostream> #include <cmath> int main() { using namespace std; int badguy1; int action1; int action; int att; int def; int health; int shop; int action2; int action3; int action4; …

Hello Everyone, Can anyone tell me how to Register .Ocx / .Dll files on Vista Ultimate, for vb6?????? Thanks in Advance SS

Hello all, I am a major noob a C++ and need some help with managing case. we are to write program that asks the user to enter a temperature and a single letter, F for Farenheit or C for Celsius. The program should manage the upper or lower case input …

Say I have a file of string[20] . I can easily write to this, but as soon as I try to receive the data I get incompatibility errors. So I make a string[20] variable to see if I can read into it. I cannot. It just says incompatible types. When …

Hi every body... this(attachment) is my code for implemention of Huffman code,this code must read every file and compress them, it works on many test file but if I input test.txt it give an Error... How can i solve this error ... and the next problem is if we input …