51,593 Topics
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 | Dear all, I'm starting on C# now. I had a problem in tackling a question my lecturer asked me to do. Below is the GUI. [Click Here](http://i.share.pho.to/daa36a24_c.png) using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace WindowsFormsApplication1 { public partial class Form1 …  |
 | Hello programmers! I am making a player vs. computer Tic-Tac-Toe game in xCode that is a class, with its `run()` method as its only public member function apart from the initializer. I want to decide whether the player goes first, and I created a function to do that called `determineFirst()`. … |
| | how to write a program to get a result.... 1 1 121 12321 1234321 by usingfor loop |
| | #include <iostream> #include <string> #include <stdlib.h> #include <winsock.h>//dont forget to add wsock32.lib to linker dependencies using namespace std; #define BUFFERSIZE 1024 void die_with_error(char *errorMessage); void die_with_wserror(char *errorMessage); int main(int argc, char *argv[]) { string request; string response; int resp_leng; char buffer[BUFFERSIZE]; struct sockaddr_in serveraddr; int sock; WSADATA wsaData; char *ipaddress … |
 | class moving { private : short x; short y; int value; public : moving (short xa ,short ya,int va); void gotoxy(short x, short y); void gotoxy(short x, short y,bool clear); void shiftright(int x, int y,int value); short get_x() ; short get_y() ; int get_value(); void set_x(int newx ); void set_y(int … |
| | *Question: Create Student class as an abstract class in C++. Inherit GraduateStudent and PostGraduateStudent and ResearchStudent classes from Student class. Define proper constructors, destructors and functions related to attendance and examination result. Make necessary assumptions wherever required.* I am not the same guy who posted this http://www.daniweb.com/software-development/cpp/threads/464146/cpp-program , I just … |
 | float det(float A[][10],int m) { float B[10][10],d=0; int i,a,b,x,y; if(m==2) return (A[0][0]*A[1][1])-(A[1][0]*A[0][1]); else { x=0;y=0; for(i=0;i<m;i++) { for(a=0;a<m;a++) { if(a==i) continue; else { for(b=1;b<m;b++) { B[x][x]=A[a][b]; x++; } } } if(i%2) d-=det(B,x); else d+=det(B,x); } } return d; } I tried to run the program, but it exits with error …  |
| | class moving { private : short x; short y; int value; public : moving (short xa ,short ya,int va); void gotoxy(short x, short y); void gotoxy(short x, short y,bool clear); void shiftright(int x, int y); short get_x() ; short get_y() ; int get_value(); void set_x(int newx ); void set_y(int newy); … |
 | I need help writing a program in c++ where i have to write 3 different programs, a webcounter.cpp,webcounter.h, and test_prgm.cpp.So then i have to creat a makefile to compile them together, and the result of the program is "When I create the the counter, I would like to be able … |
| | Wat is the size of string?does string have specific size..??as like integer... Float.. Double.. Char...??  |
| | Sorry if this is the wrong place to post this. I am new to this site. Actually, I just joinned about 10 minutes ago. Anyway... I want to make a Cocoa applictation using all code in Xcode, not using the Interface Builder. I have searched a lot on this and …  |
| | am awredy maek a table wif MS.Access and i want to integrate it in borland c++ builder... and then i will do dat teh table can be found itz record which r true. if teh table awredy found which record dat r true sooooo it will show in c++ form … |
 | Here is the question: Write a program containing a function that takes has 2 integer parameters x and y and returns the value of x^2 + y^2. My codes: #include<stdio.h> #include<stdlib.h> int Myfun(int x,int y); int main() { int n,p,k,sum=0; printf("Enter 1st integer: "); scanf("%d", &n); printf("Enter 2nd integer: "); …  |
| | hello everyone i want to input ip like a char,then split into "127 0 0 1" so that i can scan ips for start ip to end ip. I tried with strtok spliting but program crashes when i do sprintf (buffer, "%s",pch[1]);  |
| | Create Student class as an abstract class in C++. Inherit GraduateStudent and PostGraduateStudent and ResearchStudent classes from Student class. Define proper constructors, destructors and functions related to attendance and examination result. Make necessary assumptions wherever required.  |
 | I am not uderstanding difference between overiding andoverloading concept? |
| | I'm trying to overload the assignment operator. The objective is to copy two linked lists. I copy the first element fine, but for some reason the second loop around I encounter a null pointer and my loop ends on me. My brain is fried from over-studying and I can't think … |
| | I need help to store my data i read from a cvs file, how do i input it into my arrays and use it to manipulate in other #include <iostream> #include <iomanip> #include <string> #include <cmath> #include <stdio.h> #include <fstream> using namespace std; const int MAX_ARRAY_SIZE = 120; void getData … |
| | Hello! I would like to ask if its possible to change the size of the array? For example, the user will input a characters then that characters will be counted and the size of the array will be change. For example of the output: Enter your name: Laklaker The size … |
| | Hello everyone I am in need of some help.. I thought that I did my assignment the way that my professor wanted but I just found out that he wants me to solve it differently. Problem: Given any amount of money expressed in dollars, and cents, this program computes the … |
 | Trying to put inline functions in external file within project, and getting below errors. If I remove "__forceinline", then all is well. If I have the inline function in main cpp file and not in header, it is fine also. Is there a procedure to deal with this? file.h __forceinline … |
| | I am trying to create a program which adds substracts two matrices. Using switch statements. I am not sure that I am making the correct function calls. I ve been struck on this for two days looking for some guidance. Please see below my code. I am trying to create …  |
| | I wanted to know if I can make the matrix size entered by the user dynamic. Currently I have fixed it as a 2*2 matrix. If I try making it a dynamic array it says the integer should be constant. #include<iostream> #include<iomanip> using namespace std; int input (); void output(int … |
 | Alright so I am trying to swap fstreams. I do not use c++11 so there is no swap function. Is there anyway I can swap the files 2 fstreams have open? Or is there a way to get the name of the file that the fstream has open? |
| | Ok, I'm starting a Game Developing Company [I]<<snip>>[/I] And we are making an MMORPG Engine for our online game, Gods Online. I need any help at all, I have Notepad ++ as a Compiler. I have seen it been done before in VB6 [I]<<snip>>[/I] Basically, a server - Client Port …  |
| | private void button4_Click(object sender, EventArgs e)//delete { conn.Open(); comm.Connection = conn; comm.CommandText = " DELETE FROM Table1 WHERE Fname =" + textBox1.Text + ""; dataGridView1.Update(); conn.Close(); } HERE AM UNABLE TU DELETE THE RECORD IN MY DB .. |
| | Hi, I m developing an application using kinect.The IDE I use is Visual studio 2012 and kinect SDK 1.8.I m developing using vc++ I want to overlay an image on the person tracked when the person turns 180 degress to kinect. ie the person is not facing the kinect. how … |
| | Okay so I am working on an external polyphase sort/merge and I am using peek to look at the next value in a file, there is just one problem. My peek gives me the wrong number, but if i just read the value it gives me the right value. What …  |
 | Hi, Please tell me the c code for finding a basic solution to a system of linear equations!Please help me as I am messed with the Gauss-Jordan Method.I am not getting the correct idea to do this in my project. Please help me soon. |
| | This isn't really a help me how to program something this is where should I start I am currently watching thenewbostons c++ tutorials it is great and easy to follow I have knowledge of other programming language and I heard that c++ is quite different and a little complicated. Right … |
| | #include <iostream> #include <cstdlib> #include <cstring> #include <cstdio> #define size 400 using namespace std; char infix[size],postfix[size],Stack[size]; int top; int precedence(char ch) { switch(ch) { case '^':return 5; case '/':return 4; case '*':return 4; case '+':return 3; case '-':return 3; default:return 0; } } char Pop() { char ret; if(top!=-1) { …  |
 | //arr is the array int length;//for recive the array size length=sizeof(arr);//recive the array size cout <<length; length=length/sizeof(typeid(arr));//calculate the number of elements cout << sizeof(typeid(arr)); i'm using these code for calculate the number of elements in array. sizeof(typeid(arr)) these line is for give the type size, but isn't correct can anyone … |
| | hai,in turbo c++ when i compile my program it doesn't give any error but after giving input values dynamically without performing operation(output) it displayed as "abnormal program termination" pls help me someone to avoid it |
| | #include<iostream> using namespace std; void getdata (int a[], int size); int main () { int size=10; int a[size]; getdata (a[], size); return 0; } void getdata (int a[], int size) { for (int i=0; i<size; i++) cin>>a[i]; } |
 | string steady(int company[][column], int row)//Question 6 { int increase = 0; int x,y = 0; string Up = "Increased"; string Down = "Decreased"; for(y = 0; y < 2; y ++)//column {//Start loop increase = company[0][y]; for(x = 1; x < 4; x ++)//Rows if(increase < company[x][y]) { increase++; return …  |
 | The vending machine C++ code has a problem. I wanted to call the "tPrice" variable from the "chocoSelect" function to "insertCoin" function, but it does not work. Same thing as for calling variables "cChoice, qAMB, qSD, qCS, qCMB, currentTotal" from the "chocoSelect" function to the "dispenser" function. What should I … |
 | THIS IS FOR MY PROJECT .. SO PLEASE HELP ME SIR... I HAVE A CODE BUT IT IS IN IOSTREAM LIBRARY> AND MY PROJECT SPECIFICALLY SAYS THAT USE STDIO.H: this is the code: i want to run it in stdio.h library #include <iostream> #include <string> #include <windows.h> using namespace std; … |
| | I had to write a fraction calculator program and my only problem (I think) is when I input the two fractions it gives me garbage - for instance if I put 1/2 + 1/2 it gives me 1374389536/687194768 - can anyone help me correct this please? Thanks! divisionByZero.h [CODE] #include … |
| | I have add the two functions the add and subtract I have to now add the multiply and divsion functions can someone help |
| | CSCI-15 Assignment #2, String processing. (60 points) Due 9/23/13 You MAY NOT use C++ string objects for anything in this program. Write a C++ program that reads lines of text from a file using the ifstream getline() method, tokenizes the lines into words ("tokens") using strtok(), and keeps statistics on …  |
| | Hi. I picked up Dev C++ the other day after a while of not using it. Here's my question: I can't figure out what's wrong with my code Basically, the program prompts for a command. If the command starts with 'open:', then it puts the following character(s) within "<>"s. This …  |
| | Well I initialize an array of 5000, along with using srand & rand numbers with a range. I want to Prompt the user to enter an integer to search (from the front of the array) & output the index location of the element found(-1 if not found). I attempted it, … |
| | hello dear people. as adviced by respected members of this community, i have decided to use an engine to develop the game, my initial findings are that unity uses c# or javascript as language, udk uses unrealscript, i was wondering if there is a good (i mean atleast on par … |
| | I get stuck for this one for 3-4 hours, try various sources but no help, would you please point out what is wrong with my code ? This is the first time I am using a pointer.This one is the error : "Segmentation fault (core dumped)" when compiling // Integer.cpp … |
| | CSCI-15 Assignment #2, String processing. (60 points) Due 9/23/13 You MAY NOT use C++ string objects for anything in this program. Write a C++ program that reads lines of text from a file using the ifstream getline() method, tokenizes the lines into words ("tokens") using strtok(), and keeps statistics on … |
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 | I have a map like this : map<int,map<int,int> > m; in this, I can insert value like a 2-D array. like this, m[i][j]=3; so, now i want to iterate all the values in a particluar row of map. for ex. if m is like this : m["user-id"]["movie-id"], then i want …  |
| | Suppose you save $100 each month into a savings account with the annual interes rate5%.So, the monthly interest rate is after the first month,the value in the account becomes 100*(1+0.00417)=100.4417 After the second month, the value in the account becomes (100+100.417)*(1+0.00417)=201.252 After the third month ,the valiue in the account … |
| | Hey guys, noob programmer here. Over the last week or so we've been learning about classes and inheritance in my latest progamming class. I've recieved a variation of the ever so popular poker program and am having some problems putting it all together. I haven't had the opportunity to test … |
 | I'm afraid to ask this on SO because all I can get is down-vote so I ask it here.* ## **Question:** ## Does C/C++ compiler (e.g the popular "gcc") with OO concepts allocates/creates all data member if other data member are not in use? /************************************* * code for example: * … |
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