I'm trying to compile this decade-old project: https://github.com/komar007/freecg The makefile generates Makefile.dep which seems incorrectly formatted. How sho
In the function outb(0x3D5, (uint8_t) (pos & 0xFF));, I am having trouble understanding the purpose of the bitwise operation. pos is a uint16_t variable. Wh
I have the following code. I tried to change the value of y by using a pointer to a pointer (i.e. trying to do a de-referencing twice from the pointer that poin
Good day, I am practicing about Arithmetic and started to experiment a bit and got confused. How can I total the liter, refueled, and tendered? #include <std
I have very big text file, with dozens of millions of words, one word per line. I need to find top 10 most common words in that file. There is some restrictions
i have been given a code to sort a linked list that contains links (we call them maillons in french, sorry i don't really know how it's called in english) of Op
I'm trying to launch a process from a system service using the token handle of the currently active user with elevated privileges (if user is in admin. group).
I'm trying to implement an embedded firmware on an stm32 F4 micro that takes an binary code from the serial and execute it on the micro. The idea is pretty simp
#include <stdio.h> #include <string.h> void main(void) { char in[15], rev[15]; printf("Enter a word (upto 15 letters): "); gets(in);
I'm working with some legacy code. It works fine on a CentOS 7 system. The args array gets hosed on both a Rocky 8.4 and Ubuntu 20.04 system. I've simplified th
I try to disable highlight on a row when it is selected for a GtkTreeView widget (default is blue background and white text color). I tried to change the STATE_
//File Name: "track_distance.h" #ifndef TRACK_DISTANCE_H_INCLUDED #define TRACK_DISTANCE_H_INCLUDED typedef struct Point_struct { float x; float y; }
Here is my exercise: Write a function that receives from the user two strings that show two real numbers (possibly negative), And produces a string that contai
I was trying to load a Glade layout into a GTK2 C code. It consists of a window in which there is a VBox with 2 elements: a label and a button. I want to associ
I want to know the way variables are initialized : #include <stdio.h> int main( void ) { int ghosts[3]; for(int i =0 ; i < 3 ; i++) printf(
I'm trying to run a stepper motor a fixed number of steps before stopping. I'm having trouble implementing the bool has_run variable. I've carried out debugging
Earlier it used to create the .exe files whenever I hit the F5 button to debug the code. But now for some reason I am unable to get it right and I messed up wi
I have to make a pairwise BIBD in C (using backtracking), but i don't know how to generate the blocks and check for pairs of points I thought I could make a 2d
Similar question here . What I want to understand is that when current_node is NULL, the compiler doesn't see it as NULL and iterates one more time. void pr
I have a bit of code written by someone else that I'm trying to understand. I'm familiar with c enough to make basic/intermediate functions, but never really le