[C/C++] qsort() functionqsort() in C is a library function used to sort an array of items in ascending order or descending order. It stands for “quick sort,” as it…Feb 27Feb 27
[C/C++] Standard Input and Outputprintf/scanf, getchar/putchar, gets/puts, fgets, sscanf, fscanf, std::cin, std::cout, std::endl vs '\n', fflush, flush input buffer, flush…Feb 22Feb 22
[Unit 4] Memory LayoutHow C program structure the memory area ? Memory Leak ? Stack Overflow ?Oct 1, 2023Oct 1, 2023
[Unit 3] Command Line Argumentint main(int argc, char* argv[]) or int main(int argc, char** argv)Sep 23, 2023Sep 23, 2023
[Unit 2] File OperationWhat if 2 processes open files with the same fd (file descriptor) ? In the other words, if 2 fd have the same value, if they point to the…Sep 17, 2023Sep 17, 2023