Zai

Create your own Ethereum private network

Introduction

Used nodes:

Linux raspberrypi 4.9.41-v7+ #1023 SMP Tue Aug 8 16:00:15 BST 2017 armv7l GNU/Linux

Linux localhost.localdomain 4.14.5-200.fc26.x86_64 #1 SMP Mon Dec 11 16:29:08 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

Zai

require 'openssl'

class String
  def encrypt(key)
    cipher = OpenSSL::Cipher::Cipher.new('DES-EDE3-CBC').encrypt
    cipher.key = Digest::SHA1.hexdigest key
    s = cipher.update(self) + cipher.final

    s.unpack('H*')[0].upcase
  end

Zai

Copied from http://code.lancepollard.com/complete-list-of-html-meta-tags/

Basic HTML Meta Tags

<meta charset='UTF-8'>
<meta name='keywords' content='your, tags'>
<meta name='description' content='150 words'>
<meta name='subject' content='your website's subject'>
<meta name='copyright' content='company name'>

Zai

# MODEL

class Case < ActiveRecord::Base
  include Eventable
  
  has_many :tasks

  concerning :Assignment do
    def assign_to(new_owner:, details:)
      transaction do

Zai

# Sum feature's price and convert to cents
      amount = self.features.inject(0) { |sum, feature| sum + feature.price}
      amount_in_cents = (amount * 100).to_i

      # Create needed Paymill object (client / payment / offer / subscription)
      client       = Paymill::Client.create email: email, description: name
      payment      = Paymill::Payment.create token: paymill_card_token, client: client.id
      offer        = Paymill::Offer.create amount: amount_in_cents, currency: "EUR", interval: "1 MONTH", name: "Subscription for #{name}"
      subscription = Paymill::Subscription.create offer: offer.id, client: client.id, payment: payment.id