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# Source: http://blog.iempire.ru/2016/09/23/breaking-points/
# 
mod = Module.new do
  def add(*args)
    binding.pry
    super
  end
end

credit_card.errors.extend(mod)

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function increaseCounter() {
  var account = web3.eth.accounts[0];
  var currentNumber = contract_instance.getMyNumber().toNumber();
  currentNumber++;
  
  // User dialog goes here
  web3.personal.unlockAccount(account, 'secretpasswrod');
  
  contract_instance.setMyNumber(currentNumber, {from: account, gas: 200000}, function(error, result) {
    if (error) {

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// package.json
{
  "dependencies": {
    "web3": "0.20.0",
    "solc": "^0.4.19"
  }
}

//Create file Ecrow.sol and create 3 variables: a buyer, a seller, and an arbiter
contract Escrow {

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Mac Setup

1. Create a private/public keys ssh-keygen -t rsa -b 4096
2. Install brew http://brew.sh/
3. Install ZSH:   brew install zsh
4. Install oh-my-zsh  https://github.com/robbyrussell/oh-my-zsh Tutorial: https://www.youtube.com/watch?v=H59Mzlk9mmk
5. Install RVM https://rvm.io/rvm/install
6. Install latest ruby via rvm: rvm install ruby --latest
7. Install NVM https://github.com/nvm-sh/nvm#installing-and-updating
8. PostgresApp: http://postgresapp.com/

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class Rack::Attack
  Rack::Attack.blocklist('bad-robots') do |req|
    req.ip if /\S+\.php/.match?(req.path)
  end
end if Rail.env.production?

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# spec/controllers/my_controller_spec.rb
context 'N+1' do
  bulletify { get :index }
end

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# spec/support/fixture_helpers.rb

def fixture_file_path(filename)
  Rails.root.join("spec/fixtures/#{filename}").to_s
end

def read_fixture_file(filename)
  File.read fixture_file_path(filename)
end

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module SidekiqMediator
  def perform_async(klass, *args)
    args.push(current_user.login)
    klass.send(:perform_async, *args)
  end
 end
 
 # EXAMPLE
 
class DeliveryController < ApplicationController

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# Add Action button on the top navigation menu. Useful for resource with nested resources

action_item :only => :show do
  link_to('Show Users', admin_group_users_path(resource))
end


# Custom show page with children items

show do

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// Google Analytics
class GoogleAnalytics {
  constructor() {
    this.ga = typeof window.ga === 'function' ? window.ga : () => null;
  }

  pageView = (params) => {
    setTimeout(() => this.ga('send', params, window.location.pathname));
  }
  event = (params) => {