doublex

I spent 4 hours trying to find out how I can add the digits of a number. Could you give me an idea?

hi there, i try to map a file in memory, in linux, using mmap, so that what i write in memory will be written in the file as well. the piece of code looks like this [code=c] fd = open(argv[1], O_RDWR); if (fd == -1) { error_message(__FILE__, __LINE__, "'open' failed …

Hi, I'm a newbie to this group. I heard a question in C to swap the two strings using command line arguments but without using the temp. string,pointer or array Can anyone help me how to do this.

can any one write a c program in which both the if and else statements should execute???

i have 2 executable files. From one of them i'm calling the other one. it is also executed correctly, but does not return 0. why? backup.c file : [CODE] #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/time.h> #include <unistd.h> #include <mysql/mysql.h> int main(int argc, char * argv[]) { if(!execl("/home/user1/exec_work/binary","/home/user1/exec_work/binary","serdar","ilter",NULL)) { …

I want to parse a tree the tree is like (((1,2)3,4)5,6) see the attached parse tree the program would produce an array from root to each leaf [URL=http://allyoucanupload.webshots.com/v/2002642992068581724][IMG]http://aycu25.webshots.com/image/35944/2002642992068581724_th.jpg[/IMG][/URL] So I would like to have 4 arrays [CODE] a[]={5,3,1} b[]={5,3,2} c[]={5,4} d[]={6} [/CODE] I would like to have a general format …

the address of the array is contained in the array name that is a pointer to the array it means when we are declaring an integer array a[5] we are getting 10 bytes for the array elements and two bytes for the pointer a? means 12 bytes are occupied in …

1.main() 2.{ 3. int a=0; 4. while(...) 5. { 6. int a=9; 7. } 8.} now friendz question is question is what make a of 3 global and a of line 6 local what is happend at the time of local decla.. and at the time of global decl... would …

without using swap function....

This is different question...can anyone tell...we shld get some text as output hope u can get the question........... dont use any aruments or anything in or on main() we shld juzz keep main() function main() { } dont use C++ or any other..use only C... and this has solution.....frnds help …

i just want to know if subscript is greater than the size of array then either this value is stored outside of the memory located to array or sometimes do not saved and poduces error can you tell how and by whom this is decided what action to be taken