19,876 Topics
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| | I got some problems with my program here. There are lots of lacking in my code. Hope you can help me with this guys. I'm still a student. Here's the problem: A program that prints figures of (*): 1. Displays a menu [1] Figure 1 [2] Figure 2 [3] Figure … |
 | This program I wrote is supposed to restart tor, wait 5 seconds, then look for a PID number using regex. It compiles and runs fine but the regex logic never displays "good". I'm confused. [CODE]#include <sys/types.h> #include <regex.h> #include <stdio.h> #include <string.h> // gcc -o tor_restart tor_restart.c // chown root … |
| | Can someone help me to create a syntax for a christmas tree... (the christmas tree must be like the shape of a true to life one) thanks. |
| | Hello. My whole code is bellow and I getting the error message: {"responseData": null, "responseDetails": "Suspected Terms of Service Abuse. Please see http://code.google.com/apis/errors", "responseStatus": 403}. Do you have some suggestion? [CODE]#include <fstream> #include <vector> #include <iostream> #include <sstream> #include <string> #include <stdio.h> #include <stdlib.h> #include "/usr/include/curl/curl.h" #include "/usr/include/curl/easy.h" size_t write_data(void … |
| | [code] #include<stdio.h> typedef struct node { int data; struct node * link; }n; void addatbeg(n *); void display(n *); n* first=NULL; int main() { int ch; printf("%u",first); while(1) { printf("\n enter 0 to terminate else any other key"); scanf("%d",&ch); if(ch==0) break; addatbeg(first); } } void addatbeg(n* first) { int ele; …  |
| | Am new to socket programming.Can you please help me with this issue I need to connect two computers which is already under some network using C#. After it gets connected I need to know the details of the "Task Manager" of the connected computer - (If any pogram/file is running … |
| | I'm new here, but it looks like an awesome place to get some help. My assignment is to write a recursive function that determines the value of a unit of Pascal's triangle given the row and column, then use that to display the triangle with n number of rows. It's … |
| | segmentation fault...:( some one help me pls.. [CODE]#include<stdio.h> #include<stdlib.h> #include<string.h> int main() { char a[50]; char *x[10]; int i,j,n; char *temp; printf("enter the no of strings:"); scanf("%d",&n); for(i=0;i<n;i++) { printf("enter the string:"); scanf("%s",a); x[i]=(char *)malloc((strlen(a)+1)*sizeof(char)); if(x[i]==NULL){ printf("malloc not done"); exit(1);} strcpy(x[i],a); } for(i=0;i<n-1;i++) { for(j=0;j<n-i;j++) { if(strcmp(x[j],x[j+1])>0) { strcpy(temp,x[j]); strcpy(x[j],x[j+1]); … |
| | Hello everyone, I'm not a very advanced programmer and here is my problem: I'm trying to write a hangman game and I want to use online dictionaries as database. I created a windows form application to do that. Is there a better option to achieve my aim? I could find … |
| | Please, please please someone help me. This might sound a little pathetic but I cannot figure this out for the life of me, it compiles just fine but i get the complete wrong output. Here is all the code I have. The problem: Write an application a that calculate the … |
| | I have been trying to support certain built in commands such as 'cd' and 'help'. If I do 'ls' or 'mkdir' it executes them fine and they do what they are supposed to. If I type the command 'help' I get a segmentation fault and if I type 'cd' it … |
| | I recently wanted to get involved in C++0x (Native, OS independent thread support?! Heck yes I want that!), and it seemed as though my compiler supports it. So, I added it in Code::Blocks, under Settings >> Compiler and debugger.. >> Global Compiler Settings >> checked "Have g++ follow the comming …  |
| | please help me understand when does one use *n=m and when to use n=&m [code]int *n,m; *n=5; m=2; *n=m;[/code] //gives an error  |
| | I'm Using [ICODE]fwrite[/ICODE] to print the contents of a sturcture in a file. [CODE] #include <stdio.h> #include <stdlib.h> struct com{ int code; char* name; }; int main() { struct com py[2]={{21,"Monty Python"}, {22,"Python lang"} }; FILE * fp; if((fp=fopen("data.txt","w+"))==NULL) exit(1); fwrite(&py,sizeof(struct com),1,fp); /*int i; for(i=0;i<2;i++) fprintf(fp,"code:%d,name:%s\n",py[i].code,py[i].name); */ fclose(fp); return 0; … |
| | I was trying the following TSR which is supposed to capture interrupt no.8 and change screen color every 10 seconds. But either the linker shows a "not enough memory" error, or, nothing appears to happen. Also the program does not seem to be entering the function our(). Please help... [CODE]#include … |
| | Hi there, I am not able to visualize what this code exactly creates in the memory, though I can understand that this is array of pointers: char *dic[][40] = { "atlas", "A volume of maps.", "car", "A motorized vehicle.", "telephone", "A communication device.", "airplane", "A flying machine.", "", "" /* … |
| | Can anyone help? New programmer trying to write Program that prompts user to enter name of file to display on screen. User is given to option to display another file until the user ends program. it is not working and. After compilation when 1 is chosen it scroll the question … |
| | [B]Input[/B] The input begins with two positive integers n k (n, k<=10^7). The next n lines of input contain one positive integer ti, not greater than 109, each. [B]Output[/B] Write a single integer to output, denoting how many integers ti are divisible by k. my code is......... [CODE] #include<stdio.h> int … |
| | Hi All, First time asking so go easy :-) I am doing c++ a few weeks now, i am doing questions in Project Euler to hopefully improve my coding, But as you will prob see below i am still very new and "Nieve"... Question is: The prime factors of 13195 …  |
 | Hello, i have created a Xor function for a DLL i am developing. I have a problem with this function as the decoded text isn't matching its original state and i am unsure as to the cause of this, please could you help me? [CODE] #define export __declspec (dllexport) #include … |
| | Hey does anyone know where i can find a list of projects like for school?  |
| | Hi, if any one has any idea "how the switch statement works". does it maintain any tables internally or any other machanism? and is there any way to make the switch statement efficient? |
| | main() { char *p = “ayqm”; printf(“%c”,++*(p++)); } how will it work?please explain.. |
| | plz solve ... [CODE]int main() { const int m=10; int &n=m; n=11; printf("%d%d",m,n); }[/CODE] can w declare &n...its not an error... |
| | [CODE] cout<<"What HTH level are you (1,2,3): "; cin>>hthLevel; switch(hthLevel){ case 1:out<<"Hand to hand level= 1"<<endl;break; case 2:out<<"Hand to hand level= 2"<<endl;break; case 3:out<<"Hand to hand level= 3"<<endl;break; default: cout<<endl<<"Incorrect"; }[/CODE] Need to know how to loop this so if 1,2 or 3 is entered it continues but if an …  |
| | Here's what I'm trying to do. I'm making a program that uses an array to store a deck of cards. I have other code written that converts a number between 1 and 52 into numbers and suits. My only issue is that my code to randomly put numbers into the … |
 | I'm just starting out in C/C++, and I want to make a simple socket server script. It will be compiled on mac/linux and executed from terminal. Just want a simple script that will: - allow multiple clients to connect to the server on a specified port (they will be using … |
| | Can any one help me to know how to deal with big numbers, like to count the number of digits in factorial of 5*10^9. or how to make number 20,000 decimal. array can store only to 10^6, if heap is taken the size could extend up to 10^9.How to deal … |
| | I have made a following program that will convert lower case letters in to upper case and upper case letters will remain same and that will be done Realtime (as character is typed). [CODE]#include<stdio.h> #include<conio.h> void main(void) { char ch; printf("Type a sentence: "); while (ch!='\r') { ch=getch(); if (ch … |
| | I am trying to write a program for searching strings(one at a time)in a text file. To start things off, I wrote this one. [CODE] #include <stdio.h> #include <string.h> #include <stdlib.h> #include <ctype.h> int main() { FILE *txt_file; int chr;/*char read by fgetc*/ int word_match=0; const char* substring ="window";/*search word*/ … |
| | I wrote this simple code in devc++. On compiling, the computer is showing syntax error at line int P = rand(); ... while the same line, if I write in the main function gets compiled easily. Please tell me what's going on! [CODE]#include <stdio.h> #include <stdlib.h> #include <math.h> struct poclick … |
| | after tokenising my string i am the tokens to the method below and counting the tokens. if token number is one, that means i have one command only and pass it from execvp.. if i have a second token then pass that token from the second execvp.. This gives me … |
| | Hello Guys! I am suffering with xcode compiler while i am compiling the below code. At first the problem was on getch( ) and ungetch ( ) , then I have been advised to use getc/fgetc Now the error massage is: error: expected identifier or '(' before '{' token Thank … |
 | Hey Guys, I was just making a program with music running in the background and whenever I tried to run the .exe file of the program, the music wouldn't play. Extra Info: I'm running Windows 7 and Visual Studio 2010 Express. Here's my code if you need it...(beware: it is … |
| | I want to make a c++ program that can open an image that is in any of the major formats (jpg, gif, bmp, png) and has any size and I want to resize it to a specific size (no, I don't care if it looks stretched) and save it to … |
| | I am trying to find out how to replicate the output of fwrite("andbe", 4, 1, output); an encryption algorithm I am using writes its output as this, but I am sending data across a network, and need to be able to write this to a string to send. The algorithm …  |
| | i have an assignment to create a program. Mang Tomas paid a certain amount of Bushels of wine to be delivered this weekend for his promotional party. What will the rate of each Bushel of Beer and how much dicount will be given to them? [CODE]Number of Bushels Discount 1 …  |
| | I am opening a file in read mode and reading continuosly after a time interval from 9AM to 4PM. Two problems exist: (1) Few lines from the file have been missed for certain time interval alone, able to read the contents after the missed lines. (2) Continuously checking the file … |
| | I am having problem with `clrscr' undeclared (first use this function) (Each undeclared identifier is reported only once for each function it appears in.) when I am compiling it in DEV-C++ .....please let help me with these [CODE]#include <stdio.h> #define p print f #define s scan f main() { int … |
| | First off let me say that I am a student and do not want any answers. What I do want is some help understanding why my logic isn't working so I can devise a new plan. Any help at all would be greatly appreciated because I am completely stuck atm … |
| | This is part of a cinema project code that my friend did. I understand most of the other parts, but when I came to this part, I am completely lost. Can someone please explain this to me line by line please. Thank You. If you need the complete code to …  |
 | Hey guys, I need a really simple code for chatting across consoles. I have looked up many tutorials on how to do this, yet they all seem to fail. All I want is a VERY simple chat that sends data from the client to a file, and then receives the … |
| | Many functions in C have been "improved" with versions that have n, l, or other characters in their names. For instance, strncat and strlcat which improves strcat. What is the significance of the letter n or l in these names? Thanks. |
| | Hi all, I am a newbie to C# and need help bad. I am to use looping (do,for, while or any combination).The program will accept a letter 'A' example and then end. What am i doing wrong. Three salespeople work at Sunshine Hot Tubs-Andrea, Brittany, and Eric. Write a program …  |
| | I have a very big string "-dAwin Main_Window -dwin Widget_Window -dh 500 -dw 300 -da 100 -dv 10 -dint 2............" This string gives me input parameter for running my application.Example -dAwin Main_Window gives me application window name. -dAwin is identifier b'coz this sequence may change or number of parameters may … |
| | Ok, I have a program that gets the factors of a LCD of a number (recursion). I need help converting it to loop statement :( . Any help will be appreciated. and please add an explanation I would really appreciate it. [CODE]#include<stdio.h> #include<stdlib.h> void whatIs (int nNum) { int nF … |
 | Hi I installed Visual C++ 2010 express today. There is no option to create a .C file. I tried googling but found nothing. Please help me with this |
 | hi, i am making a program that kills a process [CODE]system("taskkill /im explorer.exe");[/CODE] and i need to restart the process using CreateProcess. [CODE]CreateProcess(NULL,("C:\\WINDOWS\\explorer.exe"), NULL, NULL, TRUE, CREATE_NO_WINDOW, NULL, NULL, &siStartupInfo, &piProcessInfo);[/CODE] but i keep getting these errors: 27 `siStartupInfo' undeclared (first use this function) and 27 `piProcessInfo' undeclared (first use … |
| | Hi this program accepts the string from the input. I cannot understand the highlighted format specifier. Please help me understand. [CODE]#include "stdafx.h" using namespace std; int _tmain(int argc, _TCHAR* argv[]) { char str[15]; scanf("[B]%[^\n][/B]",str); str[0]=toupper(str[0]); str[15]='\0'; printf("%s",str); putchar(123); getch(); return 0; }[/CODE] |
| | Hi, I wanted to write a C program which searches for text files in a directory(assuming the directory and files are not write protected),list them and open each one of them(files) write a letter A in them.Can anyone give me a sample code. I believe it can be done with … |
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