Once upon a time long ago, we had a bash script that works out a list of files that need to be copied based on some criteria (basically like a filtered version
In a separate C program, I have passed 4 parameters to an x86 ASM program. dividend divisor Quotient pointer Remainder pointer dividend = 0xA divisor = 0x3 Whic
I'm studying about circular queue in data structure . As you can see from the code below, I try to delete a specific data and insert data on Circular queue. How
I have tried to run an exemple of a python code that gets a function from a library using ctypes. The exemple can be found here. I followed the instruction and
I have been recently trying to make an OS using the C language. The OS shell needs to get the string "ADD" from the string " ADD ". I ne
I am really new to iot/embedded world (I come from the b2b java world). Currently I am starting setting up an ESP32 based project. So far I tried esp-idf Hello
I have learned that pointers can be declared in 3 different ways: int* a; int *b; int * c; I prefer: int* a; While declaring a pointer to a structure, is it c
int const a=9; int stack[a]; int main() { return 0; } The above code gives an error:variably modified 'stack' at file scope But when I
I have problem with floating point rounding. I want to calculate floating point numbers and round them to (given) N decimals. In this example I want to round to
I'm testing the memory bandwidth on a desktop and a server. Sklyake desktop 4 cores/8 hardware threads Skylake server Xeon 8168 dual socket 48 cores (24 per so
For the following code: https://godbolt.org/z/WcGf9hEs3 #include <stdio.h> int main() { char temp_buffer[8]; double val = 25.3; sprint
I am working on a legacy project that uses yacc - 1.9 20130304. The generated .c files contain the sccsid string (from the skeleton.c): #ifndef lint static cons
I am trying to do a simple simulation in Cooja (literally the example on the Contiki website here). However I have an error message linked to my #include "net/r
I just want to know, what is the difference between esp's ESP_LOGx and printf, related to memory use and its other features. And which is the best to use for lo
This is a simple need of selecting build type when calling conan build. Normally we have to call conan install with the desired build type and then conan build
I have to test a library that provides its own memory allocation routine: void* allocation_routine(size_t size) throw(); Documentation states that this funct
As you can see it is giving me 1 but why? When i do t-p then it gives me -1 . Why ? int f=4, o=8; int *p, *t; p = &f; t = &o; printf("Difference betwee
I am currently working on semaphore concepts ,. I Have two files I have to share data between two files Eg : application1.c It increments one value and shares t
Floating-point format specifier is used in printf by the argument has a integer number. What kind of error is it? Is it a run-time error or a syntax error? erro
I'm implementing a "mini firewall" and use the filter function with the signature shown below: unsigned int minifw_inbound_filter(unsigned int hooknum, struct s
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