19,876 Topics
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 | Hello guys, how can I make the first character of a string is stored in a char? example: char [20]: "hello"; char c: h;  |
 | [create a data file] [Appened Record] [Edit a Record] [Display a Single Record] [Browse all record] [Exit] program discription mini grading system w\ccompute your final grade. create a data file named studrec.txt accepts the ff. feilds info: ID no Last name First name mmiddle name Quizes and grades Q1 Q2 … |
 | I want to write a program that will take an input,determine it whether it is integer array or string. and then we will be abble to insert an elwment giving two parameters. 1. element, 2. position. I have done, given bellow but can't finish it. Is there anyone for me … |
| | why the result is always the same? #include<iostream.h> #include<conio.h> #include<time.h> #include<dos.h> #include<stdlib.h> int main() { int a,b,c; clrscr(); a = 5; b = 5; c = 5; for(int x=1; x<=24; x++) { gotoxy(5,x); cout << "*"; gotoxy(70,x); cout << "*"; delay(50); } clrscr(); do { for(int x=1; x<=24; x++) { … |
| | Dear, I'm trying write a simple C program that h two input files. Both are large files. First file has one column and second file has two columns. Just compare the first colums of both files and print the whole line of second file that matches first one. File2.txt 123456 …  |
 | Cant figure out whats wrong with this function but i think its probably a data type error. Please help! void displayName(){ char name[30]; int number, x; printf("So..what is your name?\n"); scanf_s("%s",&name); printf("Nice to meet you %s, how many times would you like to be cloned?\n",name); scanf_s("%i", &number); for(x=0; x<number; x++){ …  |
 | I am having an interesting problem in scanf. It inputs the integers successfully but overlooks the character. In debugging I saw a strange value placed in the character variable. Kindly help me-- #include <stdio.h> int main() { int a,b; char op; printf("Welcome To Command Based Calculator"); // printf("\n"); printf("Now enter …  |
| | How do I make a program to convert Octadecimal value to Decimal, Hexadecimal to Binary and Hexadecimal to Octadecimal. Please help meee! T.T  |
 | here is the question: Write a program that accepts a positive integer. Use a function to calculate the factorial of that number. my codes: #include <stdio.h> #include <stdlib.h> int fun(int z); int main() { int n,x,fact; printf("enter a number: "); scanf("%d",&n); fact=fun(n); printf("factorial of %d is %ld\n" ,n,fact); system("pause"); return(0); … |
| | please give me c# code of ... http://barnamenevis.org/attachment.php?attachmentid=111446&d=1380790743 more about... http://barnamenevis.org/attachment.php?attachmentid=111445&d=1380790714 sample... http://barnamenevis.org/attachment.php?attachmentid=111447&d=1380790759 |
 | I am getting garbage value. Is it need to free 's' every time or the reason is something else. please,help. #include<stdio.h> #include<conio.h> #include<alloc.h> char* toBin(int); void rec(int); void main() { int n; char *out; clrscr(); printf("\n Enter no : "); scanf("%d",&n); out=toBin(n); printf("\n %s",out); free(out); // rec(5); getch(); } /*void … |
 | Hi all, I'm running through the book "The C Programming Language" by *Kernighan & Ritchie* and I'm having some trouble with one of the exercises. "Write a program to determine the ranges of char, int, short and long variables, both signed and unsigned, by printing appropriate values from standard headers …  |
| | Here is what I'm trying to do: * Take input with scanf() * Pass input to function * Beep frequency associated with input I have notes defined, e.g `const in C5 = 523.25;` I want the user to be able to input "C5", and have the computer beep at a … |
| | Hey guys i am having trouble with creating a Parent class(gameobject) for two other child classes(player,location) both of the child classes can access data from the parent class, and work well independently but once i include the h file for the child classes together in main.cpp i get the compiler …  |
 | Hey guys I'm having trouble declaring a header file so I can use multiple modules. I have files named main.c foo.h and in main.c I have a <#include foo.h> but it says that it can't find the foo.h file. Why? |
| | I have made a program for hotel management. It has a problem that: In the Accounts function, it should reset all the flags of the registered members through the program. But there is a error that it does NOT. I have spent a lot of months, trying to debug this … |
 | 1.code -------------------------------------------------------------------------------------------------------------------- static void Main(string[] args) { SqlConnection sc = new SqlConnection("Data Source=pc3490ierf43;Initial Catalog=Persons;Integrated Security=True"); sc.Open(); SqlCommand command=new SqlCommand("Select Name from Persontable",sc); SqlDataReader reader= command.ExecuteReader(); while (reader.Read()) { Console.WriteLine("{0}", reader.GetString(0)); } Console.ReadLine(); } --------------------------------------------------------------------------------------------------------------------- ** 2.code** static void Main(string[] args) { using (SqlConnection sc = new SqlConnection("Data Source=pc3490ierf43;Initial Catalog=Persons;Integrated Security=True")) …  |
| | Can anybody provide me c code for snake and ladder |
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| | is there any function to add a character at the end of a string? or algorithm? |
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 | Hi everyone!! i have a problem here. i am writing a database program in C in which i used files and structures to store data. but my code is not running :/ here is my code:: #include<stdio.h> #include<conio.h> #include<stdlib.h> struct std_info { char name[15]; char seatno[9]; float ssc; float hsc; … |
| | we need sys/ipc.h and sys/msg.h these header files for networking...purpose |
| | I have this assignment where the user has six guesses for the correct letter out of 1 to 4 games. I only have one error that won't let me pass my build and I can't seem to figure out how to fix it. Can anyone help me figure out what … |
 | 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 …  |
| | #include<stdio.h> #include<stdlib.h> struct tree { int info; struct tree * left; struct tree *right; }; struct tree *root=NULL; struct tree * insert(struct tree *root,int item); void display(struct tree *root); int main() { int a,b,c,item; do { printf("press 1 to enter an element,2 to display,3 to quit\n"); scanf("%d",&a); if(a==1) { printf("enter … |
| | 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: "); …  |
| | this code have to print all the prime numbers from 1 to 100 but when i run it cmd crash #include <stdio.h> int main(){ int a,b,c,d; for(a = 0;a <= 100;a++){ d = 0; for(b = 0;b <= 100;b++){ c = a % b; if (c == 0) d++; if …  |
| | Hi, I'm developing with a BeagleBoard Black (BBB) under Ubuntu using C. When the BBB is powered on I'm doing many time controlled tasks. My problem happens when NTP changes the clock and all my counters are not valid. Normally BBB starts with no date/time set, some seconds later (if … |
| | how to convert float number (92.764 or 2.14) to character string without using sprintf?. |
| | 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 .. |
 | **Sure hope your still around Ancient Dragon your a life saver, and a great teacher** What I'm after-->I am trying to send a message to a button on the parent window-- Ok here's my problem. I am trying to automate an install for various applications. For my first automation process. … |
| | Hello all, I'm trying to read in a group of letters each on a new line and have the user guess them depending on how many games they want to play. My program works fine but I've noticed while testing it that for any more attemps, fscanf just keeps the … |
 | 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. |
| | Here is the question: Write a function which accepts an integer N and returns the sum of first N numbers. and here are my codes: #include<stdio.h> #include<stdlib.h> int Myfun(int x); int main() { int a, sum; printf("Enter an integer: "); scanf("%d", &a); printf("sum is %d\n", sum); system("pause"); return (1); } … |
| | Can anyone help me with corelated random numebr generation code using C?  |
| | Just need help with regards to this part, i'm meant to use scanf() to read a string from keyboard and return number of characters read, so i'm supposed to read a character string. The scan must then terminate at whitespace. A null character is stored at the end of the … |
| | 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 …  |
 | In Las Vegas random numbers move billions of Dollars in and out of gamblers' pockets. For the mildly inquisitive here is a test of three simple generators.  |
 | good day to all, can anyone help me how can my program read if a letter is inputted again it prompts "letter inputted already"? heres my code: #include <stdio.h> #include <string.h> #include <conio.h> int main() { char alphabet[26] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; char letter; int i; for(i = 0; i < 26; … |
| | 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 … |
 | If i use macros as functions , then at compilation time , that macros will me be written as function code. so is it better than inline functions and then why don't we use macro always to write the functions as it will speed up our execution. so writing macro … |
| | Actually, I have a .csv file which has (userID,movieID,rating) seprated by commas. now, I have to read it and also make another .csv in the output. Can anyone tell me how to read a .csv file and take that data in integer (as userid , rating etc are integers). from … |
 | Hey guys, I'm using OpenCV to get an image from my webcam and then run it through code. It's supposed to be live feed, and I got this code from an online tutorial (somewhat revised): #include <stdio.h> #include <stdlib.h> #include <opencv/cvaux.h> #include <opencv/highgui.h> //opencv libraries #include <opencv/cxcore.h> CvCapture* camCapture; //opencv … |
| | # /*Given an array arr[] of n integers, construct a Product Array prod[] (of same size) such that prod[i] is equal to the product of all the elements of arr[] except arr[i]. My code is printing garbage value.Pls someone suggest me what is wrong and how can I correct it..Thank …  |
| | Hey guys what I'm about to ask isn't for what I really need it for but learning how to use the rand() function in this manner will help me apply it to what I need it for. Lets say I wanted to ask the user for a random integer such … |
| | Simply by interchanging the numbers in printf I.e, 8. printf("before swap:First Var.=%d\tSecond Var.=%d\n" ,i,j); 9.printf("After Swap: First Var.d\n" ,j,i); |
| | hi. i am working on a project to find colors. i've stucked in finding purple color. i've used many application for finding color ranges and i've tested many numbers. i am using cvInRangeS function. i really appreciate if someone helps me. thanks. |
| | Hello everyone I have a task to generate 300 random particles in a 2-D plane ( 1 x 1) The steps are given as : 1. Generate two numbers 2. Scale them to max dimension 3. Repeat 1 and 2 in a 'for loop' to generate 300 particles ans store … |
| | Ok so this is the code. hEdit=CreateWindowEx(WS_EX_CLIENTEDGE, "EDIT", "", WS_CHILD|WS_VISIBLE|ES_MULTILINE|ES_AUTOVSCROLL|ES_AUTOHSCROLL, 50, 100, 200, 100, hWnd, (HMENU)IDC_MAIN_EDIT, GetModuleHandle(NULL), NULL); ok so that creates the asset (our edit field to type into). I can use the below code to display what is in the text box in a message box. LPWSTR buffer[256]; … |
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