I am trying to simulate a memory leak problem with the following code and then investigate the system calls resulting in memory leak. include <iostream> #include <thread> #include <chrono> #include <mutex> #include <ctime> class SharedObject { public: std::string currentTime; SharedObject()…
when i tried to create a react app using create-react-app im faced with error and unable to create the app. and the error is.... npm error code EAI_AGAIN npm error syscall getaddrinfo npm error errno EAI_AGAIN npm error request to…
As per the man page, I have defined _GNU_SOURCE before the inclusion of <fcntl.h>: #include <stdio.h> #define _GNU_SOURCE /* For Linux's fallocate(). */ #define HAVE_FALLOCATE 1 #include <fcntl.h> int main(void) { printf("%dn", FALLOC_FL_KEEP_SIZE); } which I compiled with: gcc-13 -std=gnu2x…
I'm on an Ubuntu x86_64 system. I know we have the strace command to trace the system calls in our programs. However I'd like to know if there is a way ( other than inspecting the GNU C library source…
From the manual page I know that: exit() flushes output buffers while _exit,_Exit,exit_group don't. In the code below, the content of test.log will be hellonhellon only if exit() was called in child process, which is the same as I tested.…
Hi I'm on Linux WSL Debian and I've the following code: #include <stdio.h> #include <stdlib.h> #include <string.h> #include <fcntl.h> #include <sys/types.h> #include <sys/stat.h> int main(int argc, char *argv[]) { int fd = open("file.dat", O_RDONLY | O_WRONLY); write(fd, "ciao", strlen("ciao")); close(fd);…