Software Development Forum

Hi, I am working on a project where I need to save data which the user inputs for future reference and manipulation. I know one can use a database or a binary file. I would like to use a database but I don't know where to begin. I know one …

please help me to write a program in c++ to find sum of first and last digits of any number

I/P : Input array[] = {4.0, 6.5, 34.0, 2.0, 56.0, 73.0, 5.0, -5.0, 22.0, 45.0, 52.0, 42.0, 421.0} O/P: Sorted array[] = {-5.0, 2.0, 4.0, 5.0, 6.5, 22.0, 34.0, 42.0, 45.0, 52.0, 56.0, 73.0, 421.0} Sorted array using bubble sort. public class BubbleSort { double[] getBubbleSort(double[] values) { [COLOR="Red"]return new …

I have a very simple question. I am trying to link the following 2 files, but I get an error saying "multiple definition of function()" In a.cpp int function(){ return 1; } In main.cpp #include "a.cpp" int main(){ return 0; } I know I can fix the error by making …

I'm getting a segmentation fault when I try to run my program. It's probably because I'm not referencing my pointer to a string right, or dereferencing whatever it's called. This is basically what my code looks like. [code] #include <stdio.h> FILE *myFP; char filename[20]; char *pstr = finlename; void func(char …

Hello friends...I was given a task that ,taken a image u have to convert it into pixel values... And I have to find the difference in pixel values in various parts of the image..ie when u take ur own photo u have to pixel values of eye portion and other …

I am brand new to java this semester. So far it has been going well, but having trouble figuring out how to do this one part of a program I am working on. This program requires the user to input a playing card, abbreviated, such as 9D for 9 of …

I am working on a school project, I need to do a keystroke to simulate filling car with petrol. There is two program I have done below but none of them work. I use Borland developer studio 2006 (Delphi Pascal) and does anyone know how to clear the screen in …

How do I change the ASCII value of the character? It seems to give me the values but I don't know how to change them. I am not sure how to do it right. [ICODE] public void toUpperCase(){ // if ((ch >='a')&&(ch <='z')) // return(char)(ch-32); // Explicit // return ch; …

I am getting the following error: I am using vs2008 and e-mail.h is included in the project Error 1 error LNK2028: unresolved token (0A00004A) "public: void __thiscall MyEmail::Createfile(void)" (?Createfile@MyEmail@@$$FQAEXXZ) referenced in function "int __cdecl main(void)" (?main@@$$HYAHXZ) test.obj e-mail Error 2 error LNK2019: unresolved external symbol "public: void __thiscall MyEmail::Createfile(void)" (?Createfile@MyEmail@@$$FQAEXXZ) …

Hello, I am trying to run this program, but I have no idea where the problem is. I get these 3 errors in my error list when I try to run it: Error 2 The best overloaded method match for 'Project_1.Client.Client(Project_1.SharedClick, Project_1.SharedMsg, System.Windows.Forms.TextBox, System.Windows.Forms.Button, System.Windows.Forms.Button)' has some invalid arguments Error …

I have a problem on getting the nth list item( function: DataType get(int n) const ),though it may seem easy. here is my code.. [code=cplusplus] #ifndef ORDERED_LIST #define ORDERED_LIST #include <fstream> using namespace std; template <class DataType> class OrderedList { public: OrderedList(); ~OrderedList(); void clear(); DataType get(int n) const; void …

I am writing a calculator program in C. I need a function definition for a function called Subtract() that will allow me to calculate the difference of several numbers entered by the user also need one for division

Our teacher wants us to take an array and output it via these instructions. The array conists of grades (ie 92 72 83...etc): "Write the output to a text file. In it, display the original grade array, 10 per line, in fields of 5." My question is, what does that …

[code=c] #include <stdio.h> __declspec(dllexport) void DisplayHelloFromDLL() { printf ("Hello from DLL !\n"); } [/code] This above code has been written using VS 2005. I opened this project as a win32 application and chose the option to build a dll and not a exe. The name of the project is DLLProctTest …

I'm trying to use the switch function to compute the resistance of resistors. Basically, a person types in 3 letters, each representing a color; each color has a different value. Then v throws back the resistance by going through the equation. This is what I have so far. [code=c++] #include …

Hi, i am trying to use a library. included the header in my code set the path (-L) and the library (-l), but i get the following error and a bunch of undefined symbols. Does anyone have an idea? What am i doing wrong? Thans in advance. PB:~/Downloads/lp_solve_5.5.0.11_c max$ gcc …

Hi guys. This is my first post and I hope I can get some help. Thanks so much in advance for this. I have what I'm sure is simple but I'm missing something here. I have a file being read from (input.txt) which has no more than 50 grades w/ …

This code(Files) does return the whole directorypath like this: C:\Documents and Settings\User\Desktop\Text.txt What should be changed if you only want to return the fileName wich is: "Text" Code: System::string ^ Files10 = "c:\\"; array<System::string ^> ^ Files = System::IO:: Directory::GetFiles(Files10,"*.txt");

ok ihave looked through google and cprograming.com and cant find much to do with opning documents like... i am trying to do... run the c++ program select a number and open an html document ... ... yes i know basic html... thanks... --wingwarp--

i was asked to create my own boot disk that would just display my name in the screen. I was told that i am not allowed to use the files from microsoft and that i should create all the files. I've read some articles on the net and most of …

hii can any one help me in setting path for jdk1.5 plssssss help me my jdk1.5 is loacated as follows C:\Program Files\Java\jdk1.5.0_05\bin

what is meant by generic linked list. how to insert and delete the elements in the linked list which is generic

The code will read in a file and build a table with the ctn_no and seq_no which works fine. I want to change it so that when I find a break mark I build a table of ctn_no + 1 and seq_no + 1 rather than a table of ctn_no …

-------------------------------------------------------------------------------- hi guys I'm a final year student, in engineering. i've just signed up to this forum. Hope all is good. i'd appreciate any help. I have a piece of matlab code which used to work like last year. but i am having some trouble with it now. Before i …

first off, this is my very first post, so sorry if i sound a little noobish. also, i've only been learning C++ since september, and we're going pretty slow. so yesterday I got an assignment, using [b]only[/b] [i]for loops[/i], and [i]if statements[/i], enter a number, find it's factors, and tell …

//I tried to fix the errors but I failed. //pls do it for me....... [code=c] #include<stdio.h> #include<conio.h> void main() { int a; void scanchar(char**); int scans(char**,char*,int,int); int scani(char**,int,int,int,int,int,int); int myscanf(char *); int smyscanf(char*,char*); clrscr(); printf("enter"); myscanf("%d",&a); printf("%d",a); getch(); } static void scanchar(char **str) { extern int getchar(); if (str) { …

Hi to all, I am using Java version 1.3 with IBM Websphere and DB2. I would like to create a page that you can save and retrieve an image from DB2 and post it on a web page using a stored procedure. My questions are: 1. How should I create …

[code=c++] #include<iostream> #include <string> using std::cout; using std::cin; using std::endl; using std::string; using namespace std; class Invoice { public: void setPrice(int price); int getPrice(); void setQuantity(int quantity); int getQuantity(); void setPartnumber(string); string getPartnumber(); void setDescription(string); string getDescription(); int getInvoiceAmount(int Quantity, int Price); private: int Quantity; int Price; string Partnumber; string …

How to list all files in harddisk

Hey guys, im trying to extract the top 10 links from a yahoo search results page. i can get all the links using the code below.. but that could be 70 links. Any idea how i could get just those top 10 ranked ones? and not the adverts etc. ie …

Hello, I have a vb.net application that runs on a server. There are five client PC's that are connected to the server and all the data is saved on the server from my vb.net application. To add a record, two sql runs under Commit transaction. One runs an insert statement …

/** Program name: MonthlySales.java Author: Dominick Saccoccio Date: 2-19-08 Description: The program provides an end-of-the-year sales analysis for a company. The revenue contains total sales for each month, where revenue ={ 16692, 2504, 2463, 1857, 2369, 2684, 3374, 2630, 2531, 1928, 2692, 2578} presents the sales of January to December. …

haiii friends.. i want to generate buttons at the run time...and want to get the value on "onclick"... The code is like this.... <html:button property="button1" onclick="getButton();" styleClass="FORM"><%=list.get(x)%></html:button> x is incrementing...this code is inside a for loop...... thanksssssssss.....

I'm trying to import a function exported by a dll. So far: [CODE] #pragma comment(lib, "hookHop.lib") extern "C" void hhPostMessageA(HWND Hwn, UINT Msg, WPARAM WParam, LPARAM LParam); extern "C" LPARAM CursorPosTolParam(VOID);[/CODE] The lib and dll are in my project directory and my dll is in my debug directory. I get …

For the half of you that whine and complain that the new people don't use code tags please do not respond to me but for the people that did a great job helping me before: I was asked how to use code tags and i am sorry but this is …

hi everyone. can i know how to encrypt the password using different addition. example: 1st char +1 2nd char +5 3rd char +2 etc. i have mine done,but i only know to use hard coded password encrypt method. this is my code. [code] Dim Password As String Dim i As …

Hi, I would like to create, modify insert del and read from excel files I found some articles on daniweb and other sites and even on msdn but they are very difficult and not complete. I was wondering if someone could please give some tutorial link to explain how to …

hello friends, i am sending selection formula from code. something like ... CrystalReportViewer.selectionFormula = {MyViewForReport.Q_code}=" & cboQ.Item(i).value my req. is i want to send multiple values with " and " , "or" what i did is - "{VoterRegDetail_Qry.QualificationCode} = 1 and {VoterRegDetail_Qry.CasteCode} = 19 Or {VoterRegDetail_Qry.CasteCode} = 20" But its …

I've never coded in c before but have to for a class that I'm taking. I'm using miracle c as my compiler but am having a strange error when I try to execute a program. The program executes, but the command window instantly closes so I can't even tell if …

For a school project I am doing we are required to take character input through the command line and convert the character to its ascii value. I would think, therefore, that the line of code: printf("%d",(int)argv[1]); would print out 97(ascii for a) if i were to type 'a' as the …

I am in the last part of the program and everything is working but one final thing. I need to get all the Subtotals, taxes, and total cost to add up....I tried using sums, counts, and change the variable names and still having trouble....this program has been a real pain …

i have found out how to track the mouse and the click of the mouse when it is over the for, how can i track it outside the form? also how do i record it and the timing of when keys are pressed? i need to make this program so …

I'm having some issues retrieving data from an OLEDB database. In a certain column it contains about 400 or so characters, but when I read it into my dataset or read it using a DataReader, all I get is the first 199 characters. I'm completely stumped as to why the …

a = 2; b = 3; a = (a + b) % 2; b = b – a; a = a * b; cout << a << "\n" << b ; What is the output for a and b? ------------------------------------------------------------ Why is a [B]3[/B] and b[B] 2[/B] is this one …

My problem: Use an Iterator to go through all of the elements in the list, getting each element's textual representation, and displaying this text neatly inside the text area. My thoughts: Do I use an add method to add elements from the list to display onto the text area?

Assignment was to take information about sales made, hours worked and number of dependents from a file, calculate the gross pay expected on one of two plans Plan A 10% commission on sales, and 9.50 an hour with 1.5x overtime after 40 hrs Plan B 30% commission then we had …

I have managed to create a file (Sample.txt). So what I need now is to put the contents from array (ReadLines[]) to this file, line by line and the file name should be what is written in textBox3. [code] array<System::String^>^ ReadLines = gcnew array<System::String^> ( textBox2->Lines->Length ); ReadLines = textBox2->Lines; …

Hi I wrote a visual basic program years ago for a friend. I retained the source, but I get a load error on some of the files. Apparently they are saved in binary (or tokenized?) format. I would like to read them so I can update the program and even …

/** Program name: MonthlySales.java Author: Dominick Saccoccio Date: 2-19-08 Description: The program provides an end-of-the-year sales analysis for a company. The revenue contains total sales for each month, where revenue ={ 16692, 2504, 2463, 1857, 2369, 2684, 3374, 2630, 2531, 1928, 2692, 2578} presents the sales of January to December. …