romikoops

Rails Migration

http://guides.rubyonrails.org/migrations.html

Migrations methods:

• add_column
• add_index
• change_column
• change_table
• create_table
• drop_table

romikoops

require 'singleton'

class MailgunConnector
  include Singleton

  attr_reader :api_key

  def client(api_key=settings.mailgun_key)
  	if @api_key == api_key && @api_key
  	  @client

romikoops

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

romikoops

SELECT objects.name FROM objects JOIN object_types ON objects.object_type_id = object_types.object_type_id AND object_types.name = 'Building' WHERE NOT EXISTS (SELECT params.object_id FROM params, attributes WHERE objects.object_id = params.object_id AND attributes.attr_id = params.attr_id AND attributes.name = 'E-mail' AND params.text_value REGEXP '^[0-9a-zA-Z_\.\-]+@.*\.[a-z]+$')

romikoops

class QuestionRow
  def initialize(internal_id: nil, chapter: nil, position: nil, text: nil, images: nil, video: nil, explanation: nil,
                 error_points: nil, prerequisite_id: nil, external_id: nil, choices: nil)
    method(__method__).parameters.each do |type, name|
      if type == :key
        instance_variable_set "@#{name}", eval("#{name}")
        self.class.class_eval { attr_reader name}
      end
    end
  end

romikoops

module PaymentMethods
  class Base
    def request_url(params)
      raise 'Not implemented'
    end

    def response_notification
      raise 'Not implemented'
    end
  end

romikoops

# /payment_methods/
# /payment_methods/obt/request.rb
# /payment_methods/obt/notification.rb
# /payment_methods/skrill/request.rb
# /payment_methods/skrill/notification.rb
# /payment_methods/base_request.rb
# /payment_methods/base_notification.rb
# /payment_provider.rb

module PaymentMethods

romikoops

Update and upgrade the system

sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-upgrade
sudo apt-get autoremove
sudo reboot

romikoops

require 'rubygems'
require 'rspec/core/rake_task'
require 'yard'

desc "Run all examples"
RSpec::Core::RakeTask.new(:spec) do |t|
  #t.rspec_path = 'bin/rspec'
  t.rspec_opts = %w[--color]
end

romikoops

require 'spec'

puts 1