Software Development Forum

for example, i have a txt file that reads: number of items: 2 number of zombies: 3 .... i want to write a method that increments just the numbers, and leave the "number of items" and "number of zombies" alone. is there any way to do this? i can easily …

Hello all, Please help me if you can: my question is [B]what is the efficiency of the queue's insertion and deletion operations when the ADT list's implemetnation is a. Array-based b. Pointer-based[/B] Give me a hint if you can. I am new to the C++ world so please forgive me …

[CODE] #include<iostream> #include<cstring> using namespace std; class city { protected: char *name; int len; public: void getname(void) { char *s; s= new char[30]; cout<<"Enter city name: "; cin>>s; len= strlen(s); name= new char[len+1]; strcpy(name,s); } void printname() { cout<<name<<"\n"; } }; int main() { city *cptr[10]; int n=1; int option; …

I know next to nothing about statistics so tried Statistics::Basic because it seemed easy to use. Then I tried Statistics::Descriptive because it has functions that Statistics::Basic lacks. What I did not expect was to get a different result when calculating Standard Deviation using Statistics::Descriptive than when using the other module …

The problem is to create a console-based program that prompts the user for name, student number, course, and grade (50-100 whole number only). After the input, a message should be displayed depending on the grade. The program should display an error message and terminate immediately if there is an invalid …

In my C# winforms project I have a DataGridView which is displaying a View of two SQL tables. Is there a workaround for Updating the View from the DataGridView. Using a Save button on my form, At first I assumed I could update the View like this: [CODE]this.DataSet.EndInit(); this.ViewTableAdapter.Update(this.DataSet.View);[/CODE] Did …

Morning all, Hope you can help. I normally use VB6 for my projects but thought i would look at Visual studio 2010. I have a windows form with a connection to my sql database which is working fine. i want to be to select data and input that data into …

hello, can tel me easy and fastest method for fetch data value from database to gridview using asp.net with c#

Hey, During my development of web browser i have encountered a problem. The problem is that on my bookmarks panel if a user adds a bookmark that's already on the panel, the application gets an error and has to quit. I tried surrounding the code with a try catch statement …

Hi all, I have a structure for which array of objects are created Now i want to return that array of objects to a function just like below: struct mystruct s[5]; . . code . return s; in the function i captured using *s void myfun(mystruct *s) but i am …

[code] #include<iostream.h> #include<conio.h> #include<iomanip.h> #include<stdio.h> #include<stdlib.h> #include<fstream.h> #include<string.h> int n=0; // current no. of players ( to add to next one) int num=0; // total number of players class date { public: int dd; int mm; int yy; }; class players { public: char name[30]; date dob; char userid[30]; char …

Hi i am new to qt but i have programing experience in c++ in dev - c++ after i moved to qt i thought i could start like this if i press a button it should output hello world it is just showing me 1 error system was not declared …

Hi all; I need help with a program, where its a game where users are to guess a randomly selected number. The user has a max of 1 - 100. [code] class CScoreboard { private: string players_name; int round; int guess_avg; int total_score; public: CScoreboard() { players_name =""; round = …

/*THIS PROGRAM PROMPTS THE USE TO INPUT ROOM NUMBERS AND THE FIRST INPUTTED NUMBER WILL BE "OCCUPIED" , AND IF THE ROOM NUMBER(IN THE FIRST INPUT) IS INPUTTED AGAIN AT THE SECOND INPUT IT WILL SAY THAT IT IS "NOT AVAILABLE" . . */ //Here is my code : [CODE]import …

Hello everyone there. I have a problem with java exercise so can you help me? I would like you to show me detail and clear about all these exercise. 1. Write a console program to define and initialize a variable of type byte to 1, and then successively multiply it …

is there an event where when the listview box is updated/changed i can call a function where i can do some calculations on the changed data. the listview is updated from textboxes and a button and the calculated result is shown in a text box thanks steve

Hi ppl. Im a bit of a newbee when it comes to coding but having a problem adding a text file to a listview box. My code sort of works as far as putting data in the first collum goes. [CODE]// Set variables int collum = 0; int arraySize = …

Hi there I'm writing to a file so that it creates a back log of the data and time i did something. I've got the program so it writes the data that is needed and also the date and time. the problem is if you use the program more then …

Hi, I am developing some code to run on hardware and I am using the sin() and cos() functions inside the standard math.h many times, which slows the program down dramatically. I was wondering if there is a way to "approximate" the sine and cosine of a value (angle is …

I currently have a program that takes a URL edits it and then opens IE with the new URL. What I also want is it to log in to that webpage once it is opened, but i cant seem to find a way to interact with the browser so the …

Hello, my code is [code]import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class LoadDriver { public static void main(String[] args) { Connection conn = null; try { // The newInstance() call is a work around for some // broken Java implementations Class.forName("com.mysql.jdbc.Driver").newInstance(); } catch (Exception ex) { System.out.println("daaaaaaaaaa"); // handle the …

This looks like a repeat of a previous thread, but I still haven't cracked it. I'm doing everything on a single Windows XP pc, so no servers or clever stuff involved. I blew the space on MS Access so I'm attempting to return to plan A of using MySQL. Installed:- …

i am a first year student and i dont have a clue whats going on. i keep getting this error:Exception in thread "main" java.lang.NoSuchMethodError: main this is the code i am using but i dont think its releated to this. [CODE]public class reverse { public static void main (String [] …

Can someone point me where did i do wrong on the coding below? [CODE] class Course { private: string nameCourse; <-- is this correct? int totalOfCourses; public: void registerCourses(string course[], int numberOfCourses) { totalOfCourses = numberOfCourses; for(int i=0; i<totalOfCourses; i++) { nameCourse = course[i]; } } void displayCourses() { cout …

[code]import java.util.*; import java.util.Arrays; public class SongRunner1 { public static void main(String[] args){ String title; String artist; int time; int rating; String String1; Random r = new Random(); Scanner console = new Scanner(System.in); System.out.println("Welcome to your music storing program!"); System.out.println("How many songs will be inputted?"); int number = console.nextInt(); Songs[] …

hello can you help me please where can i get the crystal report and how can i use this...thank you in advance hoping for your positive responds.

Ok, im having a long time creating reports for my program. I would like to ask if it is possible to connect my program to an existing msword file. E.g: If i click a button on my form, lets say cmdLeaveReport, an msword file named leavereport.doc will open (of course …

can someone help me how to get the value of the cell of the sharp grid?? like in msflexgrid str = grd.textmatrix(row,col) tnx

hey, i'm new here..need help is it possible to save your work from other applications (e.g. word, excel, photoshop etc.) using vb6?? thanks.. this is for our thesis.. ASAP

I have a home work assignment to make a photo gallery using the cImage module. It is supposed to have a forward and a backward button, and display images named picture0, picture1, picture2... so that after you click the forward button on the last picture it will go back to …

Hello! I am trying to read some data from an existing .txt file, actually that data consists of three columns, and dozens of raws. I can read it and write it to another new .txt file, but the problem is, it generates only one column with all those data, which …

Hey guys. im having a hard time to code tower of hanoi in vb.net using stack. any help you can offer. (vb.net codes please) Thank you in advance guys. Good day!

[B]Help me I want to install C language in my computer how can i do it[/B]

AUCTION.JAVA package English_Auction; /** * * */ public class Auction { // A unique identifying number. private final int number; // A description of the lot. private String description; // private int startPrice; // private int reserve; // The current highest bid for this lot. private Bid highbid; // private …

I have a project that when opened automatically shows a userform for LOGIN/PASSWORD. Everything works great except that if the user clicks the Close(x) button included in the title bar of the userform, the userform is exited but the workbook is still open to its first page. Is there any …

Hi all, I have written a simple function to compute factorial in C++. It computes OK until 31! which is 738197504. Now for factorial 32 it gives me a negative result and for 34 it gives me 0. I know that on my machine LONG_MAX is 2147483647. So in my …

hello all.. i'm new in C# programming. the scenario is i have a datatable is usercontrol and i need to insert row to that datatable on other form, and i need to access the row on that datatable from other form. how can i do that? thanks in advance..

Hi there I want to know how I can save a checkbox value into sql server 2005? The check box is in my windows forms application... Thanks

please anyone help me to catch this.i tried to return an array from function and access it within main function.i just got a warning [CODE]"function returns address of local variable "[/CODE] and when i execute the program it gives garbage values as array elements..cam you help me pls... [CODE]#include<stdio.h> int …

I'm not including code yet as to the fact I've restarted several times. I think if I can determine how to start I can make some headway. Here are my beginning instructions. High-level specifications Your project manager has assigned you the task of developing a subsystem that tracks the populations …

i keep tried many time and the program could not be scan and no output displayed and some illegal character.... pls help or give some guide .... thanks you.... here is my code [CODE]#include<stdio.h> #include<stdlib.h> #define NO_OF_WEEKS 14 #define NO_OF_STUDS 5 void looping(); void List_Student_Details(); typedef struct { int year; …

Hi - I'm making a program to calculate PI to n number of decimal places, the calculations are all going fine and now I want to combine values from two arrays into one 2D array for quick reference. I'm a-little confused on how to do this. It should go like …

I have 2D char array, dynamically allocated (using malloc). I need to add another line to it but I have no idea how to use realloc with 2D arrays. I have this: [CODE]res = (char **) malloc(1 * sizeof (char*)); for (i = 0; i < 1; i++) { res[i] …

Hey guys, I have a problem, I have to take a text and depending if a boolean - split_words is true or false I have to parse the text on some lines splitting the words or leaving them whole. for example, text is: This is the text I have to …

hi guys. i seem to be having a problem using ms dos. now manually i know how to connect to a network and upload files onto a server. im struggling to create a shell script that will automatically detect when an internet connection is present and then connect to it. …

I`m getting the following error in my code(line 65): [code] error: expected constructor, destructor, or type conversion before ‘*’ token [/code] [code] namespace SocketSpace { class Error { public: Error(const std::string& msg = 0) throw(); const char* what() throw(); ~Error() throw(); private: std::string message_m; }; class Socket { public: void …

So, I am in the mid part of my C++ class and am having trouble with a vector project at the end of the chapter. I don't expect the answer, but if someone would point me in the right direction I would greatly appreciate it :) #1). Write a loop …

Hi, I have a windows form that adds new entries to a dataset via a datagrid using the updateAll method. Im passing in an id from another form and id like to specify this in the sata thats being written to the dataset. So by default the id would already …

Hello everybody! I want to ask something that crossed my mind today about strcpy..I wrote the following piece of code and although i didn't expect it to work..it worked! [CODE] #include <iostream> using namespace std; int main() { char name[20], *dname; cout << "what's your name?: "; cin.getline(name, 20); strcpy(dname, …

i want to find the number in a string and then store it into int, i tried sub string, but the compiler tells me that i cannot convert string to integer. what can i do??