19,876 Topics
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| | [B]i want to open atleast 5 text files using switch case.pls suggest me a program[/B]  |
| | [CODE]using System; using System.Collections.Generic; using System.Text; class BaseClass { public virtual void method() { Console.WriteLine("BaseClass method"); } } class SubClass : BaseClass { public override void method() { Console.WriteLine("SubClass method"); } public void someMethod() { Console.WriteLine(); } static void Main(string[] args) { BaseClass var = new SubClass(); var.method(); var.someMethod(); } … |
| | I wrote this program and am trying to simplifying by creating a character array. How can this be done please? I found some help here [URL="http://www.java2s.com/Code/C/Data-Type/Forloopachararrayusingpointer.htm"]http://www.java2s.com/Code/C/Data-Type/Forloopachararrayusingpointer.htm[/URL] but couldn't really implement that in my program. [CODE] //inputs five strings representing integers, converts the strings to //integers, sums the values and prints …  |
| | Hi there i am trying to make a program that takes multiple files from the command line. I think i have got my my word count working right, but my question is how do i get it to read multiple files on the command line. Like when i do ./a.out … |
| | Im writing a code that ask for two positive integers entered from the keyboard. The first integer N is odd in range of 3-15 and the second with be an initial value I. N will be the size of the array. Beginning the center of the NxN array with the … |
| | Dear All, I have C programme where I want to make it run as a service under centos 5. How to run and monitor if there is any errors? |
| | [CODE] #include<stdio.h> #include<math.h> #include<string.h> // function prototype int rv (int, int [], double []); //main function int main() { int n; int res[10]; double vol[10]; double I[10]; double C; int i; for (i = 0; i < 10; i++) { printf("Enter R and V for resistor %d: ", i+1); ReadRes(i,res,vol); …  |
| | I am making a staid lib that does some simple math but whenever I go to do something in time_t, time64_t, or bool it gets a "expected ; before FUNCTIONNAME." how would I use time_t, time64_t, and bool in a static lib?  |
| | so i have to make a function that displays the binary representation of a 32 bit integer this is what i have [CODE]#include<stdio.h> #include<stdlib.h> #include <string.h> #include<stdio.h> void inttobin(int c) { char * s ; char * p ; size_t n = 8*sizeof(unsigned int); p = malloc(n*sizeof(char)); while (n-- > … |
| | Hi, I have recently gone through some C internal stuff, addressing schemes(logical,relocatable and physical). what i dint get here is how are these inter-related.I do understand that these three are genearated by different tools. I want to know how exactly one is useful for other in executing the program in … |
| | Hi all, Can anyone please enhance the following code to print a string reverely ina consecutive manner using two dimensional array. The program which i tried in codepad.org is follows: [CODE]#include<stdio.h> #include<string.h> int main() { char a[4][4]={'j','u','s','t'}; int i,l,j,k,b=4,n; printf("Enter the string"); printf("\n"); for(i=0;i<1;i++) { for(j=0;j<b;j++) { printf("%c",a[i][j]); } } …  |
| | i used turb0 c++ in windows 7 but i does not display a full screen mode.are there any tools that run c and c++ in windows 7???  |
| | I'm trying to write a program that will read in a file to a 2-d array and find out how many groupings (blobs) of characters there in the file. It then uses a recursive function to delete the already counted blobs, to avoid recounting. The program compiles fine, but when … |
| | Hi, I'm looking at shared memory in C and I seem to have encountered a bit of a problem. I'm fairly sure that I may be misunderstanding something here. I'm trying to send an array of structs to another process via shared memory. When the other process goes to read … |
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| | I am new in c and dont know how to make a database in it i know that there is no database connection with c but i want to make project on employee data using file processing like this 1. add (employee name, age, contact number) 2. edit (employee name, …  |
| | Hello, is good idea to mess data using array? is this good way to encrypt an message? [CODE] char x[50]; gets(x); for(int i=0; x[i]; i++) { printf("%c", x[i] + An mathematic function here); // Example printf("%c", x[i] + (1800 /2) ^3 * pi); } [/CODE] Here is something i create, … |
| | I have been working on my code today and have minimalized my errors. Sadly, I still have a few errors left I can't figure out how to solve. [code] 28 F:\Program6-Arrays2.8.cpp cannot convert `double' to `double*' for argument `1' to `double getInput(double*, int)' [/code] [code] #include<iostream> #include<cmath> #include<conio.h> #include<iomanip> //needed … |
| | Hello everyone, I'm taking a C++ class in college and the last assignment for the semester is to write a sub hunter game that's worth 25% of my grade so needless to say I have to do a very good job on it. The due date is in 9 days … |
 | Hey guys, I wrote a program and this 2 lines came up with the same error declaration: [ICODE]Scanf("((%d/%d)*%d)", &Mark1, 40, 100; Printf("Average of marks is: %.3f", Avg);[/ICODE] Both these lines came up with these error comments below: Line 1: Function "Scanf" should have a prototype. Line 2: Function "Printf" should … |
| | Hi, Can anyone tell me the c code for taking snap and saving it to directory. Thanks |
| | hello every body, My name is roxy and i am from brazil.I want to expand IPv6 address using inet_pton().After that increment the address by 1 using C code.If my address is - 1234:12::ffff then after expand it will be 1234:0012:0000:0000:0000:0000:0000:ffff When I increment the address it will display - 1234:0012:0000:0000:0000:0000:0001:0000 … |
 | Hi, I am trying to figure out allegro, and so far, so good. But I ran into this one snag in this code [CODE]const float FPS = 60;[/CODE] Does this set FPS? Someone on another forum said no, but it seems like that it is a predefined function that changes … |
| | Hi, hello everyone. I am having troubles modulating these dtmf codes in visual studio 2008 in C. After going to Properties and selecting compile as C code, i complied it( F7) and then debuged it(F5) and then i was stopeed by this error window saying: Unable to start program 'C:\Users\Trinetra\Documents\nltvc\dtmf\Debug\dtmf.exe.' … |
| | Hey!! I'm new to C++, this is the final program of my semester and I am stuck sooooo hard... I have the code laid out and it will compile but my functions wont work like I want them too. here is the code: [CODE] #include<iostream> using namespace std; void getlist(int[], … |
 | Hey , I urgently need a program to calculate a Bodmas Expression In C |
| | I have a problem with this code too. right now I have a segmentation fault but before I couldn't get the correct maxValue. [code] int maxValue(node* head, int max) { node* p; if (head == NULL) { return(1); } else { p = head; max = p-> item; while(p != … |
 | [code=c] #include <stdio.h> int main (void) { float a; a = 7/3; printf ("%f\n", a); } [/code] Result : 2.000000 Why is gcc compiler printing 0 after decimal? |
| | This is what the question is stating: Write a program that inputs a line of text using function fgets() into a char array s[90], then it outputs the line converted to uppercase. For function [ICODE]fgets[/ICODE] to be used, am i correct if I understand that the user doesn't have to … |
| | [CODE]#include <stdio.h> int fill_array(void); int display_array(int count); typedef struct { char worker_name[20]; float hourly_pay; int hours; }WorkerRecord; int main() { WorkerRecord info[50]; int count, k; float average_wage; count = fill_array(); display_array(count); for(k = 0, average_wage = 0; k < count; k++) { average_wage += info[k].hourly_pay; } average_wage /= count; printf("\nAverage … |
 | Consider there is a string [COLOR="Red"]"hai welcome..."[/COLOR] I need to [COLOR="red"]print the string [/COLOR]as such [COLOR="red"]leaving the first three characters..[/COLOR] I should not use in-built functions or others... It should b [COLOR="red"]done in a single printf statement [/COLOR]by [COLOR="red"]changing the control string pattern..[/COLOR] |
 | hello, I have a problem.I want to search by color , gender (these are the options) in a text file (called text.txt). My text file looks like that. How can i do that?) ex. cin>>s , then find for "s" , if found cout all data about him (gender , … |
 | I have a combobox I need to display some data in from a Database, but there are duplicates and I don't know how to select the distinct ones. Any help? |
| | [CODE]#include<stdio.h> int fun(); /* function prototype */ int main() { int (*p)() = fun; (*p)(); return 0; } int fun() { printf("WEB\n"); return 0; } [/CODE] this program is working fine and printing WEB as well int (*p)() = fun; how these two consecutive lines of codes are working please … |
| | Hi! I want to read integers from a string of integers and store the individual integers in an array. The problem is that I don't know how many integers in the string would be otherwise I would have used sscanf with a format specifier. For example: Input: 10 20 12 … |
| | I have a form with a number of controls on it, and I had thought that the "Controls" property of the form instance contained all of the controls on the form as per the documentation. Actually it does, but now iterating over all of my controls becomes similar to iterating …  |
| | I just have a quick question, I tried to figure this out from my textbook but can't seem to find it. j = 5, i =7 Evaluate (++j == i) + 3 How does C evaluate the expression? To me, it just doesn't make sense. I'm not looking for the … |
| | [CODE] httpRequest parseHttpRqt(char *msg) { httpRequest rtrn; return rtrn; } [/CODE] I was just wondering if anybody could help with parsing a Http Request? I understand that the request is as illustrated below, but how would i turn that into an object containing the code (200/400/404) and the filename? Bearing … |
| | Hello, I want to use Hamming Code to correct any BER's that I have streaming from a text file. The contents of my text file are as follows: 0 0 1 0 1 1 0 0 0 1 0 1 1 1 1 1 1 0 0 0 0 1 … |
| | I've looked on the site and I've Google'd this for the past couple days to no avail. Either this is just completely obvious and I'm terrible at programming(I'm new, so this is possible). Anyway, the assignment is to accept two whole numbers that are 512 digits or less. Then we … |
| | Hello people I have a 2 dimension array that contains only 0 and 1 values. I want to represent all the 0 elements in a tree: how can I do that ? Thank you for any help |
| | Hey i am wondering if it is possible to have a switch statement in a function that is leading to another switch statement and another switch statement afterwards. Question. Write a program that will give the user the option to select a shape or a three dimensional object. The program … |
| | Hi. I need to develop a C source code that accept all marks and counts the total percentage of the subject "STIV1013". And, based on the total percent obtained, I need to determine the grade acquired for the subject "STIV1013" based on the grade table given. Look below, for a … |
| | i wrote a program that needs to act like the SHELL in linux everytime the user enters a command the shell needs to get it and do the action by sending a fork child to do so now i read using FGETS and get a char array containing the command … |
| | Write a program that creates a two dimension matrix of size N x N (N is larger than 4). Through a menu, the user can choose to perform the following operation to the matrix. 1 - Rotate the matrix around the diagonal (function name rotateDiagonal) Example for 3 x 3 … |
| | I have an assignment to make a craps game in c. The program i wrote runs but it always ends before it should. I think that the while loops in main have a problem but im not exactly sure wat the problem is because ive reviewed this code over and … |
| | Assalam U Alaikum Guys! can somebody help me how to convert a string to Char array? like if m having a string=("hello"); and i want to convert it to arr[5]={'h','e','l','l','o'}; is that possible.. or can somebody help me? |
| | Hi everyone. My assignment this time requires me to: [B]1.[/B] List down the marks obtained for each 5 Quizzes. [B]2.[/B] Choose the best 2 highest marks out of the 5 Quizzes. [B]3.[/B] To make the "best 2 highest marks" becomes the ultimate Quizzes total mark which has a 10% carrying … |
| | hello , whet i compile , i get these errors , but i dont know where i mistaked g++ -Wall -o "untitled" "untitled.cpp" (in directory: /home/btwnix/Documents/Projects) untitled.cpp: In function ‘std::string bunnynames(std::string)’: untitled.cpp:14:14: error: no matching function for call to ‘tolower(std::string&)’ untitled.cpp:14:14: note: candidates are: /usr/include/ctype.h:116:12: note: int tolower(int) /usr/include/ctype.h:116:12: note: … |
| | I have a snippet of code and am trying to make sure I am doing this right. Here is what I have so far and what needs to be done. Any help would be great [CODE]#include <iostream> using namespace std; const int NUM_TEACHERS = 3; class Teacher { public: Teacher(); … |
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