Software Development Forum

I guys, i have a problem with binary files A file is opened in the beginning of the main then a case to give the user a choice: 1.- Show the content of the file 2.- Search for a name 3.- Search for a type of crime 4.- Search for …

[B]Index was out of range. Must be non-negative and less than the size of the collection[/B] Hi, I've a form and the form is working fine also. But my problem is Whenever I closed the form. I'm getting two errors. 1.Index was out of range. Must be non-negative and less …

[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 …

Hey Guys! I am vedel and this is my first Thread in this Community. My question is, how i can boot a c++ code? example code: [CODE] #include <iostream> using namespace std; int main() { cout << "Hello World!" << endl; return 0; } [/CODE]

I want to have a Sales Point System and i am finding Difficult to have a Barcode System.please somebody help me.........

I would like to achieve a speedup for this program. I was wondering how to get started. I was thinking of maybe using pointers. Any hints would be great. [CODE]void test() { int i, j, k; for (i=0; i<N; i++) { for (j=0; j<N; j++) { for (k=0; k<N; k++) …

Since __uuidof is a C++ only operator, how would I retrieve the GUID of an object in C?

what is wrong with this [CODE];Author : Alerwi Ali ;Function : Sort an array of 10 elemnts(Bubble sort) .model small .stack size equ 10 .data vett db 1,4,3,2,4,-1,-4,0,6,10 temp db ? i db 0 j db 1 .code .startup mov ax,@data mov dx,ax xor si,si xor cx,cx mov cx,size lea …

Hi all, i was wounding if anybody can help with this I’ll be really grateful I’m working on a piece of software to read a comma separated text files with thousands of lines each line has around 32 word separated with a comma What my code does at the moment …

I would like to do a coding to delete the txt.file that i had created before using visual studio..can anyone teach me the coding?thank you.

Hi everyone, I'm recently in C++ and I would like to develop one C++ code that read a file ".txt" of strings and numbers with different size of columns and lines. After I need to get the frequencies of each element of the same column. Cheers, SADSDW Example: ABC DEF …

Hello I have a bindingNavigator and some textboxes connected to the bindingsource, in a childform, a form inside another form. I have a third form, a search function, and I need to change the bindingNavigator Position, when I choose a number in my "search" form. I have some code in …

Im having issues trying to get this to work. I think the problem for my Meet and Join functions is its printing out the C array inititalized to all 0's and not the modified C array after all the calculations have been done. Also, I don't think my for loop …

I'm an intermediate vb programmer, i need help . I wrote a code that'll fetch a particular employee id (EM_ID) and print the report but its saying this whenever i compile and run. Runtime Error 2147217904 [80040e10] [ODBC Microsoft Access Driver] Too few parameters The code is below rs.Open "SELECT …

so the question is to print out strings that appear both in the two given lists, assume each list does not contain duplicates of the same word. so with the signiture of [B]public void intersect(Node n1,Node n2)[/B] and suppose we already have another method: [B]public boolean contains(Node n, String target)[/B] …

hi... I have written a script for FTP upload using python.. It worked fine when i tried on local boards, but is giving me an error when trying with a remote board via VPN. this is the error i get: [B](104, 'Connection reset by peer')[/B] the machine i developed script …

Hi there. I am currently trying to get my head around using classes across two files. I currently have a super class and a sub class stored in a file and the main function in another. When I try and pass arguments to the class they work fine if the …

Hi! please help me for how can i scroll through database using JDBC. if i m creating 4 buttons say First,Last,Next,Previous. First button will take me to the first record of the database. Last button will take me to the last record of the database. Next and Previous will show …

I need to make this a popup when a button is clicked. This is the code for the Button. [CODE] JButton moreOptionsButton = new JButton("More Options"); moreOptionsButton.addActionListener( new ActionListener() { public void actionPerformed(ActionEvent e) { timer.stop(); } } );[/CODE] I need this information to come up in a new window. …

I want total months between two date (I/p) i want exactly four batch on the basis of date , for ex. i/p Start date : 01-JUN-2005 (or format can be 20050601 - YYYYMMDD) i/p End Date : 01-OCT-2006 or format can be 20061001 - YYYYMMDD) so in this scenario each …

Hello every coder. i want to know if it is possible to send data (text/char) over internet using c++ . can i use winsock send function as i could see on msdn winsock send is used to send data to the server, hence i started coding using winsock, i was …

Hi, I basically have 1 arrayList with 10 elements. [CODE] //arraylist with10 elements private ArrayList<String> arrayList1 = new ArrayList<String>(); //arraylist with nothing in it. private ArrayList<String> arrayList2 = new ArrayList<String>(); public void copy() { Collections.copy(arrayList1, arrayList2); } //The code above will copy all the elements in the first arraylist to …

Hi there, I have a problem in datetimepicker in the interface in C#. I have restricted the user for entering a date that has passed by the below code dpSignedSO.Value = DateTime.Today; dpSignedSO.MinDate = DateTime.Today; but when the date is entered as 7/20/2010 and this is being saved to the …

I'm trying to make my for loop print ODD numbers and print their sum and average. Here's my code: public class Loop_For2 { public static void main (String[] args) { double sum = 0f; int ctr = 1, ctr2 = 0; for (;ctr<=10; ctr++, ctr2++) { System.out.println(ctr); sum += ctr; …

Trying to write to a file with this function in my program, for some reason itl make the file, it'l output the text on screen, it all works as intended, but i go to check on the file, and its blank inside. so im guessing im doin somethin dumb, help/tips …

Hello members of Daniweb :) I am a frosh IT student and I need little help with this :) ok so the program is basically a simple cashier program. you enter a code for an item. you buy it compute for the change etc. etc. now my problem is with …

I have a c# form application with a text box and a button. I type Chinese character in the text box and press the button to assign the input to a string using the following code [CODE]String chineseChar = Textbox1.Text ;[/CODE] // TextBox font property: Arial Unicode MS or SimSun …

what is the best way to read a file format as below: titleone 5 jim john brian george bill titletwo 5 abc qwe zxc asd etrwe titlethree 5 lkj mnb oio uyu trwww titlefour 5 dfg lksjdf alskdj oipopi iuiuy Need to create a dynamic 2d array with title as …

I have a file with a list of names. Jane Huston Bob Brown Jack Tracy they should be ordered by last line like this Bob Brown Jane Huston Jack Tracy but my program wont compile and i dont know how to fix it? here is my code #include <iostream> #include …

how do i run my shell Shell("netsh interface ip set address" & Chr(34) & "Local Area Connection" & Chr(34) & "static 10." & IPAddy & ".4") as admin? PLZ

How can I listen for new connection as well as lisstening for ongoing communication with TCPIP? I have the following code which properly listen for new connections, sends and receive data. However, if the client application sends new data from an existing connection I don't see anything. [CODE] using System; …

I'm not sure why it's not calculating right. When I enter a negative number, the if else statement or something does not register it's a negative number. There is a before and after, and you can see where it does not register negative numbers. Thanks in advance for your help! …

I'm getting weird output from this program, its printing a bunch of huge negative numbers, they're all the same number in fact. I have no idea what's wrong with it. Heres what im trying to do: I'm taking ordered pairs and translating it into a boolean matrix so for example …

Hi there, I'm having a weird error, When I click on my submit button my eventhandler that should be capturing the data from my JTextField is throwing an error : This is my first week using Java so I'm sorry if this is a newb thing. My Main function simple …

Been working on this for 2 hours non stop. Can't seem to figure out exactly what's the problem. Perhaps I'm taking a wrong approach to this problem. Right, I need to copy a singly linked list to another new list. Can use any method EXCEPT RECURSION. Here's the code so …

following is my main program Linklist is a class of circular Linked list so my question is since the parameter of function doesn't contain Linklist in it can I go ahead and call it "List" in any function, such as List.print(), anyway? [CODE]main() { linklist list; int choice, num; do …

I'm creating a Wheel of Fortune program, and I have just started. Currently I'm just trying to take a word from a file and transfer it into an array, and with that create an array with the same size, but full of asterisks (*'s). My class is making me use …

Hi I'm trying to create application using C and GDI. I want my EXE file to have an ICON, so I created .bmp file (64x64) and added to resource file. Then I created HICON hIcon using that bitmap image (CreateIconIndirect(...)) Now my problem is, .EXE file still has the default …

Hi, so im having the user pick two separate colors. Now when they pick the 2.... im going to run an event that determines that combination..... for an example if the user picks red and blue the outcome will be +5 points. Now the only way i can think of …

I'm trying to display a value on the status bar according to a position on a plot made on a panel. So I want to call the method SetStatusText with the value in a string. The instance of RefreshPanel is set within a frame called 'frame', which is an instance …

Having problems with executing jobs using fork. The code is supposed to create one job and execute one job and repeat this multiple times. We are only supposed to use usleep in the jobgeneration() function. We are having trouble sleeping and executing ctrl-c in the execute job function. [CODE] #include …

I have been given the following code to convert a string to a "byte array" (which is then passed to other software) but it does not appear to work. I have practically never needed to use a function and am even less familiar with the data type byte and Hex …

How would I setup an event in my class to be automatically called. So, Im using a ChannelFactory object, which has a few events associated with it. Closed, Closing, Faulted, Opened, Opening. I want to do something specific when these events happen, but I guess im lost on how to …

hello I have a datareader and I how can i know that, how many row this datareader have? [CODE] string query_ci = "SELECT [Kolon1],[Kolon2],[Kolon3] FROM[Sheet6$A:J] WHERE [Kolon1]='" + kolon_bul+ "'"; OleDbDataReader rdr_ci; OleDbCommand komut_ci = new OleDbCommand(query_ci, conn); rdr_ci = komut_ci.ExecuteReader(); // ---> i want to know in here rows …

I think I am only making this worse and worse... I need to write a program that uses functions and a for loop to calculate a hat size, (`2.9*weight in pounds/height in inches`), jacket size (`height in inches*weight/288`), and waist size (weight in pounds divided by 4.9)... I know this …

Hello I just started working with JTabbedPane tabs. I have been using the index to navigate the pane. Now I add and remove tabs from the pane so clearly the index navigation is no good. Does anyone know some code for an easy solution for using the title or something …

After installing the VS 2008 , i created projects both console and windows forms....and also had run successfully........... The problem is ..when i restarted my pc...and try to run that projects again......and also created new projects and had run....the following error message occurs...... ========================================================================================= Error while trying run project : …

[CODE] class Program { static void Main(string[] args) { Number n1 = new Number { X = 10 }; Number n2 = new Number { X = 20 }; Number n3 = n1 + n2;// +(n1,n2) Console.WriteLine("{0}+{1}={2}",n1.X,n2.X,n3.X); int result = n1 + 30; Console.WriteLine(result); Console.WriteLine(n1==n2);//False Console.WriteLine(n1 != n2); //True } …

I want to know how to make a plugin framework in c++. I have searched for some topics and have found a few to get me started but I still don't understand the concept. I'm making an IDE and would like to add the functionality of plugins...I know you have …

I am a new python user and I am trying to code an implementation to calculate and empirical cdf. So far, I have some code (attached below) that returns a list of tuples [(datapoint, P(X>=x)),...]. The problem I am trying to resolve is how to take care of replicated data …