ahmed wahdan ahmedwahdan

Modern CPP best practise, examples, Do and Don't

	Create IAM User (This is uses instead of using the ROOT User)
	1- Search and navigate to IAM page
	2- Choose User then Add User
	3- Select the name "My_OTA_User" for example
	4- For access type Select whatever you like (we can use Paragmmatic access)
	5- Select attach existence policy and search for and select the following
	- AmazonFreeRTOSFullAccess
	- AmazonFreeRTOSOTAUpdate
	- AWSIoTFullAccess
	6- Select Create User and download the credentials CSV file

	Using the latest BFG jar file
	https://rtyley.github.io/bfg-repo-cleaner/
	https://github.com/rtyley/bfg-repo-cleaner

	1- Clean large files size
	java -jar bfg-1.13.0.jar -b <size> <repo>

	2- Rewrite history
	from the repo folder
	git reflog expire --expire=now --all && git gc --prune=now --aggressive

	uint32_t reset_cnt __attribute__ ((section (".noinit")));
	uint32_t first_run __attribute__ ((section (".noinit")));

	void main(void)
	{
	if(first_run != 0xDEADBEEFUL)
	{
	reset_cnt = 0;
	first_run = 0xDEADBEEFUL;
	}

	/* USER CODE BEGIN Header */
	/**
	******************************************************************************
	* File Name : mbedtls_config.h
	* Description : the mbedtls custom config header file.
	******************************************************************************
	* @attention
	*
	* <h2><center>© Copyright (c) 2020 STMicroelectronics.
	* All rights reserved.</center></h2>

	sudo apt-get install automake bison chrpath flex g++ git gperf gawk\
	libexpat1-dev libncurses5-dev libsdl1.2-dev libtool python2.7-dev texinfo\
	help2man libtool libtool-bin libtool-doc