Category "c"

SDL2 rendering with multithreading on Raspberry Pi 2

So, we're trying to build a Real-Time System with preemption within a process, executing each task as a separate thread. To build the GUI, SDL was the library c

What happens if I set a value outside of the memory allocated with calloc?

Consider the following: int* x = calloc(3,sizeof(int)); x[3] = 100; which is located inside of a function. I get no error when I compile and run the progra

Fizzbuzz program in C

Okay, this really isn't as much a fizzbuzz question as it is a C question. I wrote some simple code in C for printing out fizzbuzz as is required. #include &

How should I interpret the gstreamer multifilesink timestamp property?

I am using a multifilesink element in C. multifilesink creates file names with an index, but I need file names with a timestamp. Conveniently, multifilesink sen

how to verify a string and double in c

I'm new programming i started with c a month ago. I was writing code for my school homework and i was unable verify the gender and salary in the following code

if the data is the same add it to the array only one time

I have predefined addresses (address1,address2 and address3) and i want to : If each address variables is equal to the first 6 variables of my data then i want

Explaining "g++ not found in PATH" for an idiot

So, I just installed Eclipse for C/C++ and whenever I make a new project, I get two errors saying that the programs g++ and gcc are not in my PATH. All of the a

Why GTK4 seems to use only 48x48 icons for displaying minimized application in all context?

In GTK4 the icon system for displaying the apps have changed. In GTK3/GTK2 we could use simple commands like gtk_window_set_icon() or gtk_window_set_default_ico

Tool to compare control flow of disassembly and C

Is there a tool to compare the control flow of some disassembly and some C? Here's my situation: I started with the disassembly (x86_64) of a function. In some

Decimal To Binary conversion using Array and Stack

This is the C Program I have written to convert a Decimal number to it's equivalent Binary number. I have used Stack (implemented using array) and the following

Use semaphores for handling sockets in C

I have the following piece of code: SOCKET sock = open_socket(szListenHost, iListenPort); if (sock > 0) { SOCKET client; struct sockaddr_in peeraddr

/usr/bin/ld: final link failed: Illegal seek collect2: ld returned 1 exit status

I am running my program on linux server and it was compiling and running fine then i made another directory and tried to compile it in that directory and it w

Rewriting strlen() in C [closed]

if anyone has ever wanted to try and rewrite a string function in C, would this code work to replace the standard strlen() function? I have no

Determine file owner from a Windows kernel-mode driver

Using C in a Windows in a Kernel Mode Driver using KMDF, how do I determine the owner a of file? I searched high and low but could not find any hint. Only C++

Starting the debuggee failed: No executable specified, use `target exec'

Code: #include <stdio.h> #include <stdlib.h> #include <conio.h> // to generate numbers void gen_data(int b[], int n) { int i; for (i =

STM32 HAL Library RTC Alarm

I am having a problem about RTC Alarm configuration. First of all, I tried example code which is provided by Cube, and It works. But in my code, it doesn't work

STM32 HAL Library RTC Alarm

I am having a problem about RTC Alarm configuration. First of all, I tried example code which is provided by Cube, and It works. But in my code, it doesn't work

Program to reverse a number without using an array

This is the code that I used. It works perfectly, but I don't understand why it works. I just kept changing my original logic until I started using -1 in the co

How to install CDT to Eclipse Luna

I am trying to install the C/C++ development tools for Eclipse Luna. Taking reference from this page here, I navigated to Help> Install New Software> and

How to check if a struct is NULL in C or C++

i have the following structure typedef struct { char data1[10]; char data2[10]; AnotherStruct stData; }MyData; for some reason the imple