15,550 Topics
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| | I want to try to understand the method of using POSIX threads to interact with a sorting algorithm such as the odd-even transposition sort. I have written my program to do a odd-even transposition sort without threads and this is my current result: ./sort data File opened successfully. The numbers …  |
 | I'm trying to write a program for class and I can't get my fractional exponent to work. I've tried using 2/3 2.0/3.0 and I've tried entering 2/3 into a separate variable, but nothing seems to work. I don't get any errors while building 2/3 but the logic does not come …  |
| | Hey all, I was just wondering, is it safe to do something like this? [code] char *msg; sprintf(msg,"Forename: %s", fname); //where fname has been previously defined as char fname[ ] = "Jonathon"; [/code] My main query is around the allocation of the memory for msg. I know there are memory … |
| | Hi im writing a C program to read in wav files. How am i able to VERIFY/CHECK whether the wav file have been read in correctly inside the C code? do i do a printf or something like that? thks. |
| | hi friends i m a comptr eeng. student ı saw your codes then ı felt bad because ı think ı should improve my codes ?so how can improve my codes?ı m 2.class student..thxx |
| | Actually this is not an assignment or anything... School days are done... Still there's lot of things that i don't know... I just need some ideas on how to make an inventory using files... Basically, the file contains the name of the "Items" "Prices" and the "Amount"... I want to … |
| | could you help me????? how can i get an output like this: 2+9*32/3%2=96...it depends on the user on how much operators that he want to use. please help me of what statement that i have to use to have an output like this..... please post an example statement......... |
| | Hi I am trying to cross compile a simple program for Windows CE using CodeBlocks. I am using mingw32ce (part of CEGCC) which is a set of tools and libraries for building WCE programs on XP. And some WCE SDL libraries I found here: [url]http://users.uoa.gr/~knakos/scummvm/libraries/release-0-10-0/wince-gcc-libs.tar.bz2[/url] I have succeded in building … |
| | please give me the "C" language code for reversing a two dimensional character array. a two dimensional character array is sent as a parameter to a function which in turn returns the reversed char array. kindly note please give the answer with a two dimensional array only and also only …  |
| | I am trying to make a program so that you can enter your name, but I want to limit the amount of characters used to 10. This is what i have so far, and when i press backspace on my program, it doesn't delete the previous character but moves the … |
| | i need help on how to make a calculator program on C. for example: 100+3*(344-45)-3/20= ? ive done a part of it, but it doesnt even give the right answer. the user inputs anything (excluding letters and some puncts). it accepts the equation as a string. ive already converted the … |
| | I have downloaded relo with mingw compiler. How can I run programm with it? or I should download somthing else? Or maybe you can write me some commands with which I can compile and run programm in command line. thank you |
 | Hey Every Body can u PLease help me with this this is a code 4 RSA it is workin' for small values of {p,q,e} like {11,3,7} but it does'nt work for {11,17,7} Please help me at this POint even long double is not enough for storing the value of c[i]^d … |
| | [CODE]#include <stdio.h> #include <stdlib.h> #include <string.h> #define TRUE 1 #define FALSE 0 #define BUFFER_LEN 240 #define NUM_P 50 void str_sort (char *[], int); int main () { char *s[NUM_P]; int count; printf("Enter the number of count:"); scanf("%d",&count); int i = 0; printf("enter the first string:"); scanf("%s",&s[0]); printf("enter the second string:"); … |
| | I am having problem understanding nested loops, esp in making patterns with them. I am able to understand simple loops like these: [CODE]ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ [/CODE] code for this will be: [CODE]#include <stdio.h> #define ROWS 6 #define CHARS 10 int main(void) { int row; char ch; for … |
| | Hi I have a double *ptr which I use as an array. I am trying to send the address of the ptr to another sub processor. But I can only send 32 bits to the other processor.So its giving me an error makes pointer of type integer without a cast. … |
| | Hi, I'm trying to write a program that will continuously pull up a text file, search it for anything new, and create/change a different text file if there are ever any differences in the "myfile.txt" that is being constantly searched. The problem is, when I run my code, it consumes … |
| | If a user enters [CODE]0 0 0 0 0 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0[/CODE] how do I read it in as [CODE] 00000000111010000000011111100000[/CODE]  |
| | So guys for the sake of simplicity lets say i am developing a huge matrix multiplication program using C and i made a data structure which is able to represent this huge matrix into miniature blocks the down side is that this representation of block takes much more memory than … |
| | Hello, How can i change the root directory to the current working directory.. I need to use some form of an exec call to run a program found in the current working directory but the problem is that the path of that program is required to start with '/'.... my …  |
 | So I have the following implementation of linked list: [CODE=c] #ifndef LINKED_LIST #define LINKED_LIST struct Student { char* name; char* surrname; char* signin_number; char* grade; char* date; struct Student* next; }; struct Student* begin = NULL; void push_back(struct Student* student) { struct Student* temp = NULL; if(begin == NULL) { … |
 | Hey I have a use for working with basic binary search trees but I cant seem to find good examples on the basic operations such as sorting, insert data, delete and search for data. Can someone give some basic examples? Thanks. |
| | I have written a program for a linux box running on a davinci (arm processor). The program communicates with a server over the lan, calls some scripts, and delays different amounts of time depending on what the server tells it to do. It all works great, most of the time. … |
| | Hello, I have been stuck with a C program, which I have to write for my foundation degree. I know it's simple, but can't seem to wrap my head around it. Write a program that uses a For loop to: Input three float numbers less than 20 Cube each one … |
| | I found this code somewhere on the net... But i dunno how to stop this...Its keeps animating and i dont know when will this stop... [CODE]#include <stdio.h> #include <time.h> void sleep ( long milli ) { clock_t end, current = clock(); for( end = current + milli; current < end; …  |
| | I tried to bubble sort but when i output it, it gives me funky numbers. Can you help me out. is the bubble sort even right? [CODE]#include <stdio.h> int sort(int a[], int len) { int x, y, t; for (x=0; x < len-1; x++) { for (y=0; y < len-x-1; … |
| | I have to now make a simple single line text editor where the letters i type i can use commands to edit them this is what I started with my knowledge and so far ive got typing happening, if its possible to just input commands that can change the lines … |
| | struct Employee { /* Employee details */ char name[MAX_NAME_LENGTH+1]; /* name string */ char sex; /* sex identifier, either 'M' or 'F' */ int age; /* age */ char job[MAX_JOB_LENGTH+1]; /* job string */ struct Employee *prev, *next; }; static void menu_add_employee(void) { static struct Employee *employee_list = NULL; { … |
| | what is lvalue required in turabo c++,Hoe i can solve this type of error?  |
| | THIS IS A CALCULATOR PROGRAM LIKE FOR EXAMPLE: 2+3*4 WHY DO I GET NULL RESULT? THE CONVERSION TO INFIX TO POSTFIX IS RIGHT BUT WHEN I EVALUATE THE RESULT IS NULL... PLEASE PLEASE HELP...T__T [code]#include <stdio.h> #include <stdlib.h> #include <string.h> #include <ctype.h> #define MAX 100 typedef struct { char data[MAX]; … |
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