Software Development Forum

Hey guys! can you please help me.... I need my user to login to the application, My program must detect to wich depearment to user belongs to, for example if the sales person logs into the application the sales form should be called.... and so on! Having a little problem …

#include <stdio.h> int main() { int a[0]; int b=2; printf("%X",a); return 0; } Where ever can we use 'a[0]' means array with index zero..

hello! i am facing an error ("object refrence is not set to an instance of an object.") i check my all code but i can able to solve it . here is a line of code where i getting it. . . . cmd = new sqlcommand(_mycommand_) if (__mycondition) { …

If I highlext text on a website, is there a way for a program to automatically have it copied and pasted into an external program, say Microsoft Word? I would want to highlight text, and then right click and have a program function added to the other functions that show …

#include <iostream> using namespace std; struct student { char name [50]; char S_code [5]; int fees; }; void display(struct student); double input(struct student&); int main() { double total; student stu; total=input(stu); display(stu); input(stu); return 0; } double input (struct student&stu ) { double total=0; char again ='y'; cin.getline (stu.name,50); while …

Hi, I am trying to write a Bash Script to sort some images but I am new to Bash and not having any luck. I have a folder of images. Example: P100.jpg P172.jpg P342.jpg P400.png I need to change these filenames to <filename>_DEFAULT<extension>. ie. P100_DEFAULT.jpg and then move the file …

Hi, Can someone help me on this. I need to make here a log when request is start and when is end. I want to see how much time is taken for request/response. WebResponse response = webRequest.GetResponse(); //Console.WriteLine(((HttpWebResponse)response).StatusDescription); // Get the stream containing content returned by the server. Stream dataStreamResponse …

Hello, *'m trying to complete a homework assignment using a bool type array to find the prime numbers from 2 to 1000 based on the sieve of Eratosthenes. The code I've included below will find the prime numbers, but skips the first 11 primes (2, 3, 5, 7, 11, 13, …

**The program below wont run due to the following errors :** *MSVCRTD.lib(crtexe.obj) : error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup fatal error LNK1120: 1 unresolved externals* **Please help me to solve these errors.** #include<stdio.h> #include<conio.h> #include<Windows.h> int Choice=1; char opt; int ch=0; void Main() { while (ch!=4) …

My whole code is below. I need to print an alphabetically sorted list towards the end right now, that's where I'm at... you can see my measly attempt, but I clearly don't really know what I'm doing with this sorting algorithm... Do I need to make a new vector comprised …

First I would like to state that I am almost positive that this is a bug in Java, not a coding mistake by me. This program is designed to print the first n (inputted) square triangular numbers (STN's). A STN is a number that is both a perfect square and …

I have a listbox that contains numbers that vary from 0 to 99. My problem is when the number in the listbox is 0, listbox1.selectedindex will not return a value. So I cannot use removeat(x) which works for all other numbers. Can anyone give me an idea on how to …

Hello, I've no experience with layouts, and I want to learn it, especially how to place components in the right places. I'll give an example, and I was wondering if you could help me? **Main class:** import javax.swing.*; import java.awt.event.*; public class Main { public static void main(String[]args) { final …

I'm baffled by something in a small script I wrote. The purpose of the script is to compare 2 files on a system. Somehow a tree structure was copied and am fairly certain that the files are identical The command line is as follows: /filecomp.sh /home/daniel/Documents/workspace/www/ This is the script: …

Any way I can populate a datagrid in vb.net with the ff xml data. ` <?xml version="1.0" encoding="utf-8"?> <pricelist> <item> <symbol>7UP</symbol> <security>7-UP BOTTLING PLC</security> <opening price>41.75</opening price> <closing price>41.75</closing price> <description>Symbol:7UP, Security:7-UP BOTTLING PLC, Opening price:41.75, Closing price:41.75</description> <pubDate>Sun, 15 Apr 2012 01:00:10 GMT</pubDate> </item> <item> <symbol>AGLEVENT</symbol> <security>A.G.LEVENTIS(NIGERIA) PLC</security> <opening …

help please how to write chat program like yahoo messenger tht can allow people to register and chat between themself..

can any body help me by giving me a guideline on how to insert data from a populated datagrid into sql server table and how to make the values conform to the specified datatypes constructe in the sql server side...assuming the datagrid headings have already been created in the sql …

In my spare time i give myself programming stuff to do. Today i want to write a function that goes through a string, if the string contains any numeric value the function must return false, if the string has any special characters it must also return false else return true. …

I'm trying to write a code to take in strings of "Name Surname City" separated by spaces which are then sorted alphabetically first by city then surname then name. I have it as far as extracting the idividual elements of the string but don't know how to implement the bubblesort. …

I have done this code 5 times in my program for different classes and variables and it has worked fine for 4 of them but the 5th is giving a segmentation fault. The error occurs just after the cout saying 'here' in the main.cpp code below I have run valgrind …

I'm working on a project, and i put in some code to tell the program when to stop. Basically it completes it's task then shuts itself down, however it outputs information to a text box aka log. I'd like to stop the program from running, yet leave the log open …

So i have a jar of a project that i was working on, and i want to use it as a library in another project (resource adapter). I have brought it into the libraries folder, and used an import. I basically want to be able to call that whole project …

**IDE: **MS Visual Studio 2008 Professional **Compiler:** Unknown First off let me thank any of you who take the time to read this and reply back. I'm having a ridiculous amount of trouble returning a pointer from a function and then using that returned pointer to change the pointer-pointer in …

I need to calculate chi squared cdf from x->infinity with n=255 degrees of freedom. I cannot seem to get it to work. You can find formulae for chi squared distributions using google. Here is my non-functional approximation code: double riemannsum(double(*fnc)(double),double dx, double xmin, double xmax) { double ret=0; double x=xmin; …

Hi! I am still fighting with outlook myappointment.RTFBODY method... I have found on some page that there is a workround which will give me a possibility to put there html text... I have tried it, and it wokrs - almost... webBrowser.CreateControl(); webBrowser.DocumentText = html; // HTML = HTML CODE Application.DoEvents(); …

Hi all I need help with the final part of my practice problems for class, if anyone who can show me what to do it would be greatly appreciated!! Write a program that incorporates the following functionality: 1) Prompt the user for a series of names and scores. 2) Store …

Hi, I am creating a VB.NET application that uses multiple lines of a text files as an array member. I came up with this code to create the array: Dim PSArray as string = Split(my.computer.Filesystem.readalltext ("E:\PS.txt") ) Now that I have created the array, I need to know how I …

Hey folks, Basically, I am trying to recreate Conway's Game of Life in java. I'm getting input from a file and using it as the first generation. I set up my array and have input working correctly. However, when I'm trying to use a method evaluate my array at certain …

Hi everybody, I'm trying to figure out how much memory was used for merge sort algorithm. I believe it is just one or two expressions, but can't come up with them by my own. public void mergeSort (T[] data, int min, int max) { T[] temp; int index1, left, right; …

ii m getting error message "class ,interface or enum expected.can anybody help me please thanks.." import javax.swing.*; import java.util.*; public class StudentBook { ArrayList students; public StudentBook() { students=new ArrayList(); } public void addStudent() { String name=JOptionPane.showInputDialog("Enter the name of the Student"); String rNum=JOptionPane.showInputDialog("Enter the Roll Number of the Student"); …

Hello. I am using a Swing worker to scan various tables during a can of a DB. While it is working the progress bar encompasses a busy icon. My question is how can I make the pointer take on that icon while a system scan is in progress? While the …

First, I apologize for posting a question as my first post but I'm in need of help since I couldn't solve this assignment. I wrote this simple code for an assignment last week. Today, the professor got to leave early so he left us an assignment which is related to …

I have an assignment that I have been working on that is to modify an existing rock paper scissors program so that I ahve a method that sets the player name and a method that gets the player's name. I have created the methods however it does not allow me …

Hi, I don't find a solution for my problem. The important classes in my measurement program for this problem are: public partial class Preview : Form { //... private void Preview_Load(object sender, EventArgs e) { CreateZGC(numberOfGraphs); //Creation of the ZedGraphControls. ShowZGC(); // Adds the ZedGraphControls to the form 'Preview'. LabelGraph(); …

I've tried to define result many different ways, but I just can't get it to work. I know it's just something simple I am missing, but what is it? Can someone point me in the right direction? It currently says 'variable result might not have been initialized'.. but if I …

I have made a program in BlueJ using several attributes such as Arrays, Strings etc. I want to know a way in which I can execute this program in any Windows based application or any other platform than BlueJ so that it can be used by people. Any ideas?

I got an assignment which I don't even know how to start, I have a path to a driver & its name (Argv) and I need to create a code that will install this driver automatically. If anyone even has an idea how to make this code generic I would …

Why doesn't it display the output for mouseReleased and mouseClicked in console? Is there something that I am missing? import java.applet.*; import java.awt.*; import java.awt.event.*; public class MouseMotion extends Applet implements MouseMotionListener{ public void init() { addMouseMotionListener(this); } public void mouseDragged(MouseEvent e) { System.out.println("mouse is being dragged at location (" …

can you explain how to chack all the char inside the array without check only the first and it says equal for(j=0;j<len;j++) { if (letter==copywords[j]) { //words[j]=copywords[j]; words[j]=letter; cout << "good guess: " << words[j] << endl; //correct } else if(words[j]==copywords[j])) /problem { cout << "done!!!" << endl; system ("pause"); …

Im trying to make a highlighter that will highlight a word after I have typed it in a JTextArea. The problem I have, is that after I press space, the highlighter doesnt stop. It continues highlighting the next words as well. public class highLighter { JTextArea ref; Highlighter hilite; String …

This is my search button and textbox code, but i will got error on pelanggandatagridview and searchdatas, i need to search data on SQL DB like google! just type any word with almost same with the data and it will show on pelanggandatagridview, please help me... Private Sub Button5_Click(ByVal searchword …

Anybody of you got any idea what this "internal compiler error: Segmentation fault" means? I searched internet, but didn't get anything useful. Then I did my analysis. I found out something peculiar. The code that I am trying to compile is a file for unit testing one of our classes. …

I got an application where by it will monitor all the files in multiple directories. Whenever there is files that exceeds a certain size limit, it will send warning email notification. Currently, my program will send an email for each oversize file. Meaning if there is 20 files that is …

currently i m workin on Ms CHarts wid VB.NET nd create a chart sucessfully bt nw i wnt to click on that particular bar of that chart nd want to get that particular axis label of that bar ..

hello please help me it's important i want code c++ convert from array to another " example: **user enter : acb** array1[0]=a array2[0]=1 and array1[1]=b array2[1]=2 array1[2]=c array2[2]=3 **out put for user : 132 ** thanksthankthanthatht

Hey, I have a problem that I've been messing with for several hours, but with no result. I have a basic textfield where I can enter some info and I have to be able to read it and save it to a static variable by both pressing "Enter" and clicking …

Need help, trying to perform arithmetic operations using words, so far i've got to the stage where if the user enters a number in words with the operation type eg(one + six), the result is printed out as an int. But i am unable to convert this int back to …

I have an assignment question . We need to simulate FCFS scheduling algorithm using C on linux OS. This is what I need to do Write a program to simulate **FCFS scheduling algorithm** using pipes for inter process communication. 1. Let the parent program be the scheduler. 2. It takes …

Hi All, I have a access database with these columns. USER_ID,COUNT,TIMES Let say the current record is this: USER_ID,COUNT,TIMES STEVE20,24,1.5 Now I want to updated the current count record and times, but before updating I want the old record to be added to the new record. What should be my …

int main() { float stud1[2], stud2[2], total1, total2, ave1, ave2; int x; char letter1, letter2,opt; do { system ("cls"); printf ("Enter the test scores for Student 1\n"); printf ("Test 1: "); scanf("%f", &stud1[0]); //Error checking, when the user inputs a value less than 0 or more than 100 if (stud1[0] …