Software Development Forum

hi guys just ask what is the code for allowing null values to appear on the textbox [CODE] Dim i As Integer dg1.DataSource = bs i = dg1.CurrentRow.Index Patient_Profile.Txtpatient_id.Text = dg1.Item(0, i).Value [/CODE]

Hoping someone here on the forum's can put me right on the above matter, after reading some I thought I could achieve the task in the following steps... [B][Visual C++][/B] [1] Convert AxisMediaControl image to system object [2] Convert object to ByteArray [3] Convert ByteArray to CharArray [4] Assign CharArray …

I want to close my login form and open Main form! i do that like this! [CODE] private void btnLoginOk_Click(object sender, EventArgs e) { if (textBox2.Text == "acer") { Main frmMain = new Main(); frmMain.Show(); this.Close(); } else { MessageBox.Show("Invalid Username or Password", "Login Error", MessageBoxButtons.OK, MessageBoxIcon.Information); } }[/CODE] But …

I am trying to get this program to use LOOPZ instead of LOOPNZ to find the first positive value in an array but I am not sure how to go about it. Any hints or ideas behind doing it would be much appreciated. This is the code below: .data array …

i am quite new to java i used to code in c++ but now we have to program in java which has not been taught. i browsed net but casn't get enough information this is my first code which i managed to get from net [B]i am using GNU java …

hello... i am new student in IT and i have a problem which make me suffer ... we got exercise to do ... which i have to build a programme that accept the time and acceleration from the user and calculate the velocity ... my problem now is how to …

I have the user enter a string e.g. subject of book using a scanner then a for loop, to print out all the books with the same subject to what the user entered. But I'm having a problem in that it will only print out the first occurrence. For example …

I've been working on a program that inverts a word and changes the vowels in the word into an asterisk.. I'm confused on where to put the strset in my code.. can someone teach me how to? thanks.. Here's my code.. I know it's simple but I'm just a beginner …

OS : win7 64bits compiler : visual C++ 2005 boost version : boost_1_44_0 [code] #include <gtest/gtest.h> #include <tchar.h> #include <boost/signal.hpp> #include <boost/bind.hpp> #include <boost/function.hpp> #include <boost/mem_fn.hpp> class Slot : public boost::signals::trackable { public: void Update(int) { ::printf("Signaled!!\n"); } }; int _tmain(int argc, _TCHAR* argv[]) { boost::signal<void (int)> s; Slot *slot …

Anybody have any idea about how to change the font of the string. Suppose [CODE] Dim strFind as string="Answer" [/CODE] I want to change the font of the string as "Verdana" Purpose behind that, I have an richtextbox1 contains the questions and richtextbox2 contain the answer so while concating i …

Hi there, how can I read a file line by line till the 150th line? I mean, I know the [CODE]for line in f:[/CODE] but I want to read only (let's say) 150 lines of the f file. Thanks a lot

Hi guys, Im writing a windows c# form at the moment and after all the headaches of gettin my stored procedure to combine 2 tables from 2 databases from 2 servers that had different collations(.....yeh MASSIVE headache)ive hit another snag! here's my form1 code, no where near completed, missing my …

i have 4 different excel files of different names. each excel file has 8 columns and 15 sheets. All excel files has same columns and same number of sheets (same sheet names and column names)... i have to merge these 4 files into one. that file must be identical to …

I have been trying to figure out a way to make the two compatible but I can't seem to do it, any help? [CODE]#include <iostream> #include <string> #include <fstream> #include <cstdlib> #include <cstring> using namespace std; const int max = 100; char decode (char encrypted_string[16], char decrypted[], int key); int …

Hey guys. I have written a program to create, edit and delete record in MS Access using a visual studio program. I am keeping the program and database divided into a front end and a back end to allow concurrent users. I am going to place the back end on …

Hey guys, I've got a theoretical question. I've tried to work out how some of the code would work in my head, and I always stump myself. Maybe it's my lack of knowledge - who knows! I am trying to create an online forum inside of my application. Yes, I …

these one code, from line [63-71] of the original code [CODE] // for adding more students cout << endl << "Want to add more student?(yes/no): "; string add_student; cin >> add_student; if(add_student == "yes") { student_counter = 0; } [/CODE] the program seems "doesn't detect" the cin code above, it …

This is the only part of my assignment that has problem. Can anyone tell me what's wrong? I debug it, it shows me NullPointerException... please give me a hint, i urgently need this to be done. Its due today. So, I am supposed to write a method captured that will …

I have five sheets named 'Yearly,Q1,Q2,Q3,Q4'. currently my code only update one worksheet at one time into the mySql database. i want it to get all worksheets to be done at one go. i've tried to implement 'For loop' but it just run on the active worksheet only. is there …

Can someone please tell me the order of this merge sort? [CODE]#include<iostream.h> void merge(int[], int,int,int); void merge_sort(int[],int); int min(int x,int y) { if(x<=y) return x; else return y; } void main() { int array[16] = {5,0,12,1,4,3,25,6,8,7,45,9,13,2,17,10}; int i; cout<<"Unsorted : "; for(i=0; i<16; i++) { cout<<array[i]<<" "; } cout<<endl<<endl; merge_sort(array,16); …

[CODE]public Node<E> remove (int index)[/CODE] i need to recursively implement this method. Node<E> nodes contain two fields, next (a reference to the next node in the linked list) and element (a reference to the data it contains) [CODE]public E element; public Node<E> next;[/CODE] Do not worry about the checking for …

I have a Blackjack Assignment I need some help on. The Full requirements, what the .exe should look like, and what I have done so far is in this picasa link: [COLOR="Green"]https://picasaweb.google.com/zaidalmas/November172011?authuser=0&authkey=Gv1sRgCNXrltTFwZnYNQ&feat=directlink[/COLOR] Sorry I couldn't get the insert link to work right. What I have done: I have shuffled the …

Hi all, I need help in the following problem. I have a data file containing 100 columns, with different number of rows. I would like to read for example the columns from 45 to 56 and calculate something on these columns one by one, let's say calulate the mean value …

I can not seem to delete a record from the text file taken from a datagrid. Please see below. I know I need to bind the data and at the same time I need to delete the file in the current directory. I have tried a few methods but can …

I am trying to write a program that kind of resembles and etch-a-sketch. I have the basis for it. I am having two problems: 1. When I draw a shape in the default black color, when I switch the color it changes the color of what I had previously drawn. …

Hello ; I need a help in my home work , I have to write the program that prints the number of clock ticks it took the program to sort the data the main part is already given , I have to wright the functions this is my program :: …

Hello all Does Caret Event only for one component only ? I tried to find example for more than one TextField which added with CaretListener,but cannot find one. Anybody know website or has example like I need ? I need to know how to detect which component arise the CaretEvent …

Hi everyone, I am new in LINQ. Please let me help to convert the following SQL Query into LINQ query. The Query is : [CODE]SELECT PRS.Product_Code, PRS.Purchase_Code, PRS.Purchase_Details_Code, PRS.Lot_No, PRS.Lot_Amount, PRS.Sold_Amount, SS.Supplier_Code, SS.Name, ISNULL(SSS.Sales_Lot, 0) AS Sales_Lot FROM Supplier_String AS SS INNER JOIN ( SELECT PD.Product_Code, PP.Purchase_Code, PP.Supplier_Code, PPD.Purchase_Details_Code, PPD.Lot_No, …

A number is called a proper divisor of N if M < N and M divides N. A positive integer is called perfect if it is the sum of its positive proper divisors. For example, the positive proper divisors of 28 are 1, 2, 4, 7, and 14 and 1+2+4+7+14=28. …

Hello folk i am a new member n i need Ur help to do my course project for developing Sudoku game i already have my codes but i need a code for generating random numbers in the grid this is basically my code [code]import javax.swing.*; import java.awt.*; import java.util.*; /* …

I have an assignment to make a paint program using java but i am kind of stuck at a roadblock. I have a pencil tool and i used the mouseDragged, mousePressed, and mouseReleased methods of mouse(motion)listener to draw my path using general paths (lineTo and moveTo). My question is, is …

Hi forum, I am just wondering how I could just use the last two digits of a four digit year the user inputs. For example, I want to drop the [19] from [1960] and just use the [60] which should be 3C in Hex so the registers would read it. …

Ok so i am trying to write a/am if statement to set a random X,Y position for a sprite here is what i have (I'm very noobish with codeing) am i going about it the right way here is my function for DRAW [CODE] Sprite_Draw_Frame(explosion, posx,posy, frame, 128, 128, 6); …

Hey guys, I know this will have an easy answer, but I have been awake far too long to see it :P I am doing some coding with classes in python, and it just isn't working. Here is the code: [CODE] from bpy import * from os import * from …

I am a fairly new programmer still in school, and trying to have my program write the selected information to a designated file. I keep getting an error message on my file OutputStream. [CODE]import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.io.*; import java.util.*; import java.text.*; class ExampleJComboBoxSample extends JFrame implements …

[B]hey guys: im having a problem with the bisection method using C++ , the code suppose to find the root of this equation "X cube minus 3X plus 1" on [0,1] after 5 iterations and after doing it manually the answer should be x=0.009368 it keeps giving me 0.25 and …

Can someone show me what bubble-sorting an int[] of { 5, 4, 3, 2, 1 } looks like? I have to place it inside [CODE]public class SortIntArray { // this method needs your code to be added to work public static void sort(int[] list) {[/CODE] with no calls to any …

can somebody help me out by providing link to the stuff related to buffer reader in java to read a trace file and store it in array of string.

In writing a CGI script, I have come across several errors. As I went through and fixed the errors, I seemed to get all of the syntax errors but as I completed the last ones, a long list of errors came up that I did not understand. In trying to …

how to delete a node...u just have a pointer to tat random node ...no head node info...

Hi, I'm making a console application, text based game, and what I need to do is be able to do more than one thing at the same time. For example, I need to be able to make a timer that runs constantly, whilst the game is being played. I also …

Write a shell script that will accept any number of command line interger parameters a d do the following....I have to use a if statment for the lowest and highest values??? Determind the lowest and highest values? Determind the sum of all parameters entered?

Hi Actually i try to do this programming but i have some problems. I'll become thank you if help me to fix it. It is a simple Ferry Ticketing System with below conditions : FERRY TICKETING SYSTEM A small ferry company has just purchased a computer for its new automated …

What project type is best for this application? I have the source for an old SSI emulator for website development. It is written in C using Visual studio 6. I want to convert it to C++ Visual Studio 2008. I started using a Windows Forms Application, but I’m not sure …

I need to write a quiz program that generates random questions. My group and I determined that we would probably need to make use of the random function, so we did our research and were able to write the following program [CODE] #include<stdio.h> #include<stdlib.h> int main() { int i; int …

hi people i am new to this site ... i needed a bit of help i have got an home work to create this :the use will enter 6 random numbers and the computer will print the series :input: 10,5,6,4,3,6 output: 10 5 6 4 3 6 5 1 2 …

Hi forum, I just need help on my code. I am trying to find all the Armstrong numbers from 100-999(i.e. when the cubes of three digits added together equal the number - 1^3 + 5^3 + 3^3 = 153.) My code works until it gets to line 93, then it …

I'm new at programming, I was asked to create a program to find the GCD (Greatest common divisor) of two numbers my friend helped me create this program. All i am asking is how does it function?, I know how the whole program works (If... If else, While, Looping, Modulo …

My primary objective right now is to get the program to display the following, when the user presses 1 at the main menu: Size of 1st pizza order: Small Topping of 1st pizza order: No topping Size of 2nd pizza order: Small Topping of 2nd pizza order: No topping I …

Well, i'm pretty much a newbie into programming, merely because i'm just 15, but i really like informatics ( specially programing ) but i'm not that wealthy so, i can't pay for private teaching, or anything like that. But if you want to, you can, that's what i say. I've …