C is a general-purpose computer programming language used for operating systems, games and other high performance work and is clearly distinct from C++. It was developed in 1972 by Dennis Ritchie for use with the Unix operating system.
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0answers
2 views
Print class using format string in cpp
During code, I've found remarkable problem.
In my code, i just print same object using fomat string. but result is not same.
By my insight, i thought result is "97 97 97". but outcome is "97 98 99"
...
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votes
0answers
1 views
How to clear buffer in recieving multiple strings?
If i enter str1 greater than length 10, rest of it remains in the buffer and gets entered into my str2. How to clear buffer before str2,so i can input it?
#include <stdio.h>
int main()
{
...
0
votes
2answers
11 views
get memory address from user
I need a little help
I use this code
int *p;
long b;
puts("enter address:");
scanf("%l",&b);
p=b;
printf("%d\n",*p);
the problem is p is a pointer and b is long,
how I can put the address ...
-7
votes
2answers
42 views
C program to convert string [on hold]
I want a solution to a problem. Hope someone help me on this.
I want to write a C program to convert a string "Corruption against India" to "India against Corruption" without using any library ...
-1
votes
1answer
40 views
what should a exist function return in c?
I have a function which should tell me if a resource exists. Should this function return 0 on exist, 1 on not-exist and -1 on an error or should it return 0 on exist and -1 on not existent /error?
...
0
votes
0answers
3 views
Dequeue iterator is not derefrencable
my basic visual c++ program opens a shared memory which has a queue of void pointer. Then I create 5 integers dynamically and put their addresses to queue. After each insert I print the size of queue ...
0
votes
1answer
17 views
return makes pointer from integer without a cast - but types are okay?
Just some code. In one file and its header:
// header:
extern char * thessc_config_member_get_config_key(struct config_member_t *m);
// implementation:
inline char * ...
0
votes
2answers
22 views
C help in using system function with batch
Hello I have a small problem with my C program.
#include<stdio.h>
int main ( int argc, char **argv )
{
char buff[120];
char text;
printf("Enter your name: ");
gets(buff);
...
0
votes
1answer
18 views
C Programming - Free Method Giving me an Invalid next Size (fast) Error
I am having a Problem freeing a character pointer which is being allocated by getLine function.
The Purpose of the application is to read the /proc/net/dev File and display Information about the ...
0
votes
1answer
17 views
Using libraries like boost in cuda device code
I am learning cuda at the moment and I am wondering if it is possible to use functions from different libraries and api's like boost in cuda device code.
Note: I tried using std::cout and that did ...
cuda
2
votes
3answers
86 views
Why GCC didn't optimize this tail call?
I have the code working with lined lists. I use tail calls. Unfortunately, GCC does not optimise the calls.
Here is C code of the function that recursively calculates length of the linked list:
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1
vote
0answers
39 views
Serial communication between linux and windows
I am sending data bytes from linux to windows in serial RS232 then everything is ok, only i have to handle 0xa send from linux, because windows read it as 0xd + 0xa.
but when i am sending data bytes ...
0
votes
2answers
19 views
BSD getmicrotime() output to Excel Date
What does C BSD getmicrotime() function returns?Does it returns epoch time in Unix? How to convert that to Excel Date Format?
0
votes
0answers
16 views
C/C++ Run/Debug configuration in Eclipse
I am new to C/C++ development in Eclipse and trying to configure Eclipse. I'm working in a Linux environment with GNU GCC and my toolchain is detected by Eclipse. As given in the Eclipse documentation ...
-1
votes
3answers
30 views
Decrementing an int while passing multiple copies in the same function call [duplicate]
I am decrementing an integer while passing it to a function. But am seeing some unexpected behavior. I'm new to C, and not sure what to make of it:
#include <stdio.h>
void func(int, int);
int ...
