bonekost

 // Based on https://danman.eu/blog/cloning-ibutton-using-rw1990-and-avr/
// and: http://elimelecsarduinoprojects.blogspot.com/2013/06/read-dallas-ibutton-arduino.html
// By Swift Geek 28-08-2015
// TODO: danger to atmega328! Use OpenCollector logic!
// Used 4.8kΩ Pull-up and 3.1 Vcc for arduino/pull-up

#include <OneWire.h>

OneWire ibutton (8); // I button connected on PIN 2.

bonekost

# Backup
docker exec CONTAINER /usr/bin/mysqldump -u root --password=root DATABASE > backup.sql

# Restore
cat backup.sql | docker exec -i CONTAINER /usr/bin/mysql -u root --password=root DATABASE

bonekost

I heard from GitHub Two-Factor Authentication](https://github.com/blog/1614-two-factor-authentication) nearly a couple of days ago when I was reading my RSS feed. I enabled it and couldn' push to any of my repositories anymore. Learn in this blog post how to fix it.

Two-Factor Authentication

"Is a process involving two stages to verify the identity of an entity trying to access services in a computer or in a network". Github solves this authentication with sending an SMS to a device which wants to push to their platform.

Enabling Two-Factor Authentication

bonekost

[connection]
id=huawei-gsm
type=gsm

[gsm]
apn=rsaweb.mobi

[ipv4]
dns-search=
method=auto

bonekost

Dir.glob('./db/migrate/*.rb') do |file|
  text = File.read(file)
  new_content = text.gsub(/< ActiveRecord::Migration/, "< ActiveRecord::Migration[4.2]")

  File.open(file, "w") {|f| f.puts new_content }
end

bonekost

#include "driver/gpio.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/semphr.h"
#include "esp_intr_alloc.h"
#include "esp_log.h"

#define NUM_GPIO_INPUTS 8
#define NUM_GPIO_OUTPUTS 8
#define DEBOUNCE_TIME_MS 50 // Debounce time in milliseconds