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Write a method that returns the number of Friday the 13ths in the year given by an argument. You may assume that the year is greater than 1752 (when the United Kingdom adopted the modern Gregorian Calendar) and that it will remain in use for the foreseeable future. Examples: friday_13th(2015) == 3 friday_13th(1986) =...
require 'logger' module Cosell def initialize *args initialize_cosell! super end # # # ANNOUNCEMENTS QUEUE # # # Place all announcments in a queue, and make announcements in a background thread. # # Arguments: # :logger => a logger. Where to log e...
json.array!(@apps) do |app| json.extract! app, :id, :name, :description, :host_group, :metadata, :repo, :hooks, :created_at, :updated_at json.url app_url(app, format: :json) end
component "component2" do |pkg, settings, platform| pkg.ref "1.2.3" pkg.url "git://git.example.com/my-app/component2.git" pkg.mirror "https://git.example.com/my-app/component2.git" pkg.mirror "git@git.example.com:my-app/component2.git" pkg.build_requires "component1" pkg.install do ["#{settings[:bindi...
require "spec_helper" class DummyPatternMatchable include Patme::PatternMatching def foo(arg1='test') ["foo('test')", arg1] end def foo(arg1=1) ["foo(1)", arg1] end def foo(arg1={a: 1}) ['foo({a: 1})', arg1] end def foo(arg1=true) ['foo(true)', arg1] end def foo 'foo()' e...
require_relative '../../test_helper' describe Vuf::Batch do subject { Vuf::Batch.new(50) do |objQ| objQ.size.must_equal(50) unless objQ.empty? end } it "must respond to push" do subject.must_respond_to(:push) 1000.times do |i| subject.push(i) end end it "must respond to...
class EasyUserAllocationObserver < ActiveRecord::Observer observe :issue, :time_entry def after_update(entity) allocate_entity(entity) end def after_create(entity) allocate_entity(entity) end def allocate_entity(entity) issue = entity if entity.is_a?(Issue) issue = entity.issue if entity....
class BrokerTradeGood < ActiveRecord::Base belongs_to :broker belongs_to :trade_good end
require 'cards' require 'player' module Game def self.setup @turn = 0 end def self.turn(application, card, slot) raise unless %w{left right}.include? application @turn += 1 @proponent.send(application, card, slot) end def self.proponent @proponent ||= Player.new('0') end def s...
require 'dotenv/load' # Load DSL and set up stages require "capistrano/setup" # Include default deployment tasks require "capistrano/deploy" # Load the SCM plugin appropriate to your project: require "capistrano/scm/git" install_plugin Capistrano::SCM::Git SSHKit::Backend::Netssh.configure do |ssh| ssh.connection...
class Triangle # write code here def initialize(lenght_1, lenght_2,length_3) @length_3 = length_3 @lenght_2 = lenght_2 @lenght_1 = lenght_1 end def kind () if (@lenght_1 + @lenght_2 <= @length_3)||(@length_3 + @lenght_2 <= @lenght_1)||(@lenght_1 + @length_3 <= @lenght_2) ...
Twitter utiliza la versión uno de OAuth. OAuth es difícil y en particular la versión uno por lo que te ayudaremos en el proceso. http://oauth.net/core/1.0a/ Diagrama de como funciona OAuth https://codealab.files.wordpress.com/2015/06/oauth.png Diagrama de como funciona OAuth http://www.locomotion.mx/challenges/104/?...
class Course < ApplicationRecord has_many :course_users has_many :users, through: :course_users has_many :teams has_many :prototypes has_many :posts #Esta asosiacion es solo si la asosiacion es directa. En este caso es indirecta pues cuenta con un modelo intermedio #Por tal razon se utiliza has_many :cour...
class CreateImmunizations < ActiveRecord::Migration def self.up create_table :immunizations do |t| t.integer :doctor_visit_id t.integer :note_id t.timestamps end end def self.down drop_table :immunizations end end
# == Schema Information # Schema version: 20100705154452 # # Table name: ratings # # id :integer not null, primary key # value :float # entity_id :integer # user_id :integer # opinion_id :integer # created_at :datetime # updated_at :datetime # class Rating < ActiveRecord::Base belongs...
class ApplicationController < ActionController::Base helper_method :current_admin before_action :login_required, only: [:new, :edit, :update, :destroy] private def current_admin @current_admin ||= Admin.find_by(id: session[:admin_id]) if session[:admin_id] end def login_required ...
#declares variable cars and assigns the integer 100 to it cars = 100 #declares variable and assigns a float number space_in_car = 4.0 #declares variable and assigns number drivers = 30 #declares variable and assigns number passengers = 90 #declares variable and assigns one variable minus another variable cars_not_drive...
require "spec_helper" module CSS describe Rule do let(:rule) { Rule.new('#id', 'background-color:#333;color:#FFF;z-index:99') } it "should return a property by name" do rule.color.should == '#FFF' end it "should return a property reference with a symbol" do rule[:color].should == '#FFF'...
require 'spec_helper' module EZAPIClient RSpec.describe PasswordTokenizable do let(:klass) do Class.new(BaseRequest) do attribute :reference_no, String include PasswordTokenizable end end let(:tokenizable) do klass.new( prv_path: "/prv_path", eks_path: "...
# == Schema Information # # Table name: answers # # id :integer not null, primary key # name :string(255) # correct :boolean default("f") # question_id :integer # created_at :datetime # updated_at :datetime # require 'rails_helper' RSpec.describe Answer, :type => :model d...
# frozen_string_literal: true class CompanySerializer < ActiveModel::Serializer attributes :name has_many :users has_many :invitations def users object.users.by_name.active end end
# frozen_string_literal: true module TeacherSetsEsHelper # Make teacherset object from elastic search document def teacher_sets_from_elastic_search_doc(es_doc) arr = [] if es_doc[:hits].present? es_doc[:hits].each do |ts| next if ts["_source"]['mappings'].present? teacher_set...
class HelpersController < ApplicationController def method_missing(method) render :template => "/helpers/#{method}", :layout => false end end
# module DebuggerOverTCP # class Server # class ClientRegistry # def register(client) # semaphore.synchronize do # store[client.id] = client # end # end # def unregister(client) # semaphore.synchronize do # store.delete(client.id) # end # ...
class CreateInstallationsUsers < ActiveRecord::Migration def change create_table :installations_users, id: false do |t| t.integer :installation_id t.integer :user_id end end end
class Order < ApplicationRecord belongs_to :user has_many :item_in_orders has_many :items, through: :item_in_orders has_one :payment [:user_id, :address_id, :delivery_courier].each do |field| validates field, presence: true end end
module ApiResponseCache module Actions class ResponseCache def initialize(cache_path, expires_in) @cache_path = cache_path @expires_in = expires_in || 1.hour end def present? cached_response.present? end def body cached_response['body'] end ...
class LaughTracksApp < Sinatra::Base get '/' do redirect '/comedians' end get '/comedians' do @comedians = params[:age] ? Comedian.find_by_age(params[:age]) : Comedian.all @comedians = @comedians.order(params[:sort].to_sym) if params[:sort] @average_age, @average_length = get_averages_for(@com...
module Gaman module Clip # Internal: Parses a FIBS You Kibitz CLIP message. This CLIP message # confirms that FIBS has processed your request to send a kibitz. Message # is in the format: # # message # # message: kibitz sent by the user. class YouKibitz def initialize(text) ...
class AddColumnArtistIdToSongs < ActiveRecord::Migration[5.0] #My code def change add_column :songs, :artist_id, :integer end #Solution Code # def change # change_table :songs do |t| # t.integer :artist_id # end # end end
class ChangeNonTrueValuesToFalseInOrganization < ActiveRecord::Migration def change Organization.where(active: nil).update_all(active: false) end end
class Node include Comparable attr_accessor :data, :lefty, :righty def initialize(data, lefty=nil, righty=nil) @data = data @lefty = lefty @righty = righty end def <=> other @data <=> other.data end end
desc 'Run phantom against Jasmine for all specs, once' task :phantom do `which phantomjs` raise "Could not find phantomjs on your path" unless $?.success? port = ENV['JASMINE_PORT'] || 8888 exec "phantomjs #{File.dirname(__FILE__)}/../../spec/run-phantom-jasmine.js #{port} #{ENV['filter']}" end
module Aucklandia module Routes ROUTE_ENDPOINT = '/gtfs/routes' def get_routes url = build_url(BASE_URL, ROUTE_ENDPOINT) response = get(url) JSON.parse(response)['response'] end def get_routes_by_short_name(short_name) url = build_url(BASE_URL, ROUTE_ENDPOINT, '/routeShortN...
module Admin class CategoriesController < AdminBaseController before_action :load_category, except: %i(index create) before_action :check_destroy, only: :destroy def index @category = Category.new @categories = Category.lastest end def show @dish = @category.dishes.build ...
require 'jekyll' require 'liquid' module Jekyll module Tags # include module class HamlInclude < IncludeTag def read_file(file, context) return super file, context unless matches_a_haml_template file file_content = read_file_with_context file, context template = split_frontmatte...
class Enemy attr_accessor :location def initialize(hp,level, attack, defence,agility, gold, inventory,active_weapon,name,location,id) @hp = hp @level = level @attack = attack @defence = defence @agility = agility @gold = gold @active_weapon = active_weapon @inventory = inventory ...
class AddTotalToShopquikTodoList < ActiveRecord::Migration def change add_column :shopquik_todo_lists, :total_expenses, :integer, :limit => 8 end end
require_dependency "db_admin/api/base_controller" module DbAdmin class Api::DatabasesController < Api::BaseController include ActionController::MimeResponds def index databases = db_connection.databases respond_to do |format| format.json { render json: databases } format.xml { r...
require 'rails_helper' #This has rspec file to verify the controller methods #First Spec: Checks if by clicking the FindSimilarMovies if it routes to view "Similar Movies With the director" #Second Spec: If no similar directors the route should render the default view if there are no Similar Movies or No Director des...
module SesBlacklistRails class Notification < ApplicationRecord # :nodoc: self.table_name = :ses_notifications enum notification_type: { bounce: 0, complaint: 1, delivery: 2, other: 9 } class << self def validate_bounce @validate_bounce ||= ->(email) { self....
class CreateCourses < ActiveRecord::Migration[5.1] def change create_table :courses do |t| t.string :name, comment: '课程名称' t.text :description, comment: '课程描述' t.integer :member_count, comment: '建议上课人数' t.integer :created_by, comment: '添加人' t.integer :is_enable, default: 1, comment:...
Rails.application.routes.draw do resources :days do get 'archived', on: :collection end resources :entries do put 'archive', on: :member put 'unarchive', on: :member end devise_for :users resources :users # For details on the DSL available within this file, see http://guides.rubyonrails.org/ro...
class ProjectsController < ApplicationController before_action :set_project, only: [:edit, :update, :destroy, :add, :del] # GET /projects def index @projects = Project.all end # GET /projects/1 def show @project = Project.find(params[:id]) @comments = @project.comments @comment = Comment.n...
class TrabatsController < ApplicationController before_action :set_trabat, only: [:show, :edit, :update, :destroy] # GET /trabats # GET /trabats.json def index @trabats = Trabat.all end # GET /trabats/1 # GET /trabats/1.json def show end # GET /trabats/new def new @trabat = Trabat.new ...
class Api::GamesController < ApplicationController before_action :get_user before_action :get_game before_action :get_game_session before_action :verify_user_token before_action :get_wallet, only: [:deal] def create @game ||= Game.create!(user: @user, game_session: @session) if @game.shuffle_time ...
module Student class Model < Redson::Form::Model validates_presence_of 'name' end end
class CalendarsController < ApplicationController def index if params[:date] date = params[:date] @calendar = Calendar.find_by(date: date) @day = Day.where(calendars_id: @calendar.id) unless @calendar.nil? unless @day.nil? @teachers = Teacher.where(id: @day.map(&:teachers_id)) ...
When /^I GET "([^\"]*)"$/ do |uri| @result = record_exception { Recliner.get(uri) } end When /^I GET "([^\"]*)" with:$/ do |uri, params| params = eval_hash_keys(params.rows_hash) @result = record_exception { Recliner.get(uri, params) } end When /^I PUT to "([^\"]*)"$/ do |uri| @result = record_exception { Rec...
#!/usr/bin/env ruby module Day11 class HaltException < Exception end class Point attr_accessor :x, :y def initialize(x, y) @x, @y = x, y end def -(other) Point.new(@x - other.x, @y - other.y) end def +(other) Point.new(@x + other.x, @y + other.y) end def =...
# frozen_string_literal: true RSpec.describe TimeTo do let(:two_days) { 86_400 * 2 } let(:start_time) { subject - two_days } it 'has a version number' do expect(TimeTo::VERSION).not_to be nil end context 'Time' do subject { Time.new } it { is_expected.to respond_to :to } it 'returns a lis...
class AddCountryToImages < ActiveRecord::Migration def change add_column :images, :country, :string end end
# Copyright © 2011-2019 MUSC Foundation for Research Development~ # All rights reserved.~ # Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:~ # 1. Redistributions of source code must retain the above copyright notice, this l...
require 'spec_helper' describe TweetimageController do describe "GET index" do context "given a twitter handle" do before do get :index, :twitter_handle => 'bob' end it "redirects to show action" do response.should redirect_to(:action => :show, :twitter_handle => 'bob') e...
describe Pantograph::PluginInfo do describe 'object equality' do it "detects equal PluginInfo objects" do object_a = Pantograph::PluginInfo.new('name', 'Me', 'me@you.com', 'summary', 'details') object_b = Pantograph::PluginInfo.new('name', 'Me', 'me@you.com', 'summary', 'details') expect(object_...
require 'active_support/concern' require 'pg_search' module Kuhsaft module Searchable extend ActiveSupport::Concern DICTIONARIES = { en: 'english', de: 'german' } def update_fulltext self.fulltext = collect_fulltext end included do unless included_modules.include?(B...
require 'rails_helper' describe 'teams/recruit' do let(:team) { create(:team) } let!(:users) { create_list(:user, 4) } it 'shows all users' do pending "Doesn't work due to _search using 'fullpath'" assign(:team, team) assign(:users, User.paginate(page: 1)) render users.each do |user| ...
require "check_responds_to/version" require "set" require "parser/current" require "socket" module CheckRespondsTo class Checker def initialize(config) @config = config @processor = ASTProcessor.new(config) end def check_interfaces(code) ast = Parser::CurrentRuby.parse(code) @pro...
module Meiosis class Wallet < CKB::Wallet def initialize(api, privkey) super(api, privkey) end def get_pubkey pubkey end def get_pubkey_bin pubkey_bin end def lock=(data) @lock = data end def lock_binary CKB::Utils.bin_to_hex(CKB::Blake2b.digest(CK...
FactoryBot.define do factory :question do sequence(:title) { |n| "QuestionTitle#{n}" } sequence(:body) { |n| "QuestionBody#{n}" } user end factory :question_with_answers, parent: :question do transient do answers_count { 1 } answers_author { create(:user) } end after(:create)...
# In the easy exercises, we worked on a problem where we had to count the # number of uppercase and lowercase characters, as well as characters that were # neither of those two. Now we want to go one step further. # Write a method that takes a string, and then returns a hash that contains 3 # entries: one represents t...
Rails.application.routes.draw do # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html get '/events', to: 'events#index' get '/events/:id', to: 'events#show', as: "event" get '/users/:id', to: 'users#show', as: "user" get '/users/:user_id/events', to: 'user_events...
class AddBalanceToCustomer < ActiveRecord::Migration def up add_column :customers, :balance, :decimal, :precision => 10, :scale => 2, :default => 0.00 add_column :customers, :revenue, :decimal, :precision => 10, :scale => 2, :default => 0.00 Customer.reset_column_information Appointment.reset_column_...
# Video example of .each # letters = ["a", "b", "c", "d", "e"] # new_letters = [] # puts "Original data:" # p letters # p new_letters # # iterate through the array with .each # letters.each do |letter| # new_letters << letter.next # end # puts "After .each call:" # p letters # p new_letters # ##################...
class AddSupportingDocumentationTable < ActiveRecord::Migration def up remove_column :documentations, :parent_id create_table :supporting_documentations do |t| t.integer :parent_id t.integer :child_id end add_index :supporting_documentations, :child_id add_index :supporting_documenta...
# -*- coding: utf-8 -*- require 'mui/cairo_sub_parts_message_base' class Gdk::ReplyViewer < Gdk::SubPartsMessageBase EDGE_ABSENT_SIZE = 2 EDGE_PRESENT_SIZE = 8 register attr_reader :messages def on_click(e, message) case e.button when 1 case UserConfig[:reply_clicked_action] when :ope...
# frozen_string_literal: true class CreateUsers < ActiveRecord::Migration[5.2] def create_name_fields(table) table.string :last_name, null: false, default: '' table.string :middle_name, null: false, default: '' table.string :first_name, null: false, default: '' end def create_credential_fields(table...
require "rails_guides/helpers" module RailsGuides module HelpersJa include Helpers def finished_documents(documents) # Enable this line when not like to display WIP documents #documents.reject { |document| document['work_in_progress'] } documents.map{|doc| doc['url'].insert(0, '/') unless ...
class AddPublicToPainting < ActiveRecord::Migration def change add_column :paintings, :public, :boolean end end
# frozen_string_literal: true Gem::Specification.new do |spec| spec.name = "fewo-base" spec.version = "0.0.1" spec.authors = ["Lukas Himsel"] spec.email = ["lukas@himsel.me"] spec.summary = "A starter pack for AMP-based (amp.dev) Jekyll sites" spec.homepage = "https...
Rails.application.routes.draw do #Employee Routes get 'employees', to: 'employees#index' get 'employees/new', to: 'employees#new',as: :new_employee post 'employees', to: 'employees#create',as: :create_employee get 'employees/edit/:id', to: 'employees#edit',as: :edit_employee patch 'employees/:id', to: 'em...
class CreateOrder < ActiveRecord::Migration def change create_table(:orders) do |t| t.integer :student_id, null: false t.timestamps end add_index :orders, :student_id end end
require "rails_helper" describe UsersSubjectsController do let(:trainee) {FactoryGirl.create :user} let(:users_subject) {FactoryGirl.create :users_subject} before do allow(request.env["warden"]).to receive(:authenticate!).and_return( trainee) allow(UsersSubject).to receive(:new).and_return users_su...
class PacientesController < ApplicationController def index name = params[:name] # Busca pacientes cujos nomes contenham a "string" pesquisada # O resultado será ordenado pelos nomes dos pacientes de forma alfabética # Cada página exibirá 20 resultados @pacientes = if name.nil? ...
class RemoveTaskStatuses < ActiveRecord::Migration def change drop_table :task_statuses end end
class PurchaseEntry < Plutus::Entry has_one :purchase validates_presence_of :purchase # Override Plutus::Entry#amounts_cancel? due to a strange issue with BigDecimal # resulting in the following: # # (0..5).collect{ |i| (BigDecimal.new(i) + 0.30 + 0.69).to_f } # # => [0.9899999999999999, 1.99, 2.98...
#coding: utf-8 class Dashboard::MailBoxesController < Dashboard::ApplicationController inherit_resources defaults route_prefix: "dashboard" actions :all, except: :show respond_to :html #delete begin/rescue and move to lib/mail_box_uploader.rb def upload @mail_box = MailBox.where(id: params[:id]).first ...
class MailQueue include Enumerable attr_reader :resource private :resource def initialize args @resource = args[:resource] end def name resource.name.rpartition('/').last end def each &block decoded_messages.each &block end def clear resource.remove_messages end private...
class AddKidsToRelationship < ActiveRecord::Migration def change add_reference :relationships, :kid, index: true end end
class AddAPIId < ActiveRecord::Migration[6.1] def change add_column :stores, :api_key, :integer end end
class RecExpensesController < ApplicationController before_action :set_rec_expense, only: [:show, :edit, :update, :destroy] # GET /rec_expenses # GET /rec_expenses.json def index @rec_expenses = RecExpense.all end # GET /rec_expenses/1 # GET /rec_expenses/1.json def show end # GET /rec_expens...
module MiqLinux class Utils def self.parse_ls_l_fulltime(lines) ret = [] return ret if lines.nil? || lines.empty? lines.each do |line| line = line.chomp parts = line.split(' ') next unless parts.length >= 9 perms, ftype = permissions_to_octal(parts[0]) ...
require "test_helper" class ExpenseTest < ActiveSupport::TestCase def setup @expense= Expense.new(user_guid: "USR-12345678-1234-1234-1234-1234567890ab", name: "Expense Test", amount: 500, date: Time.now ) end test "should be valid" do assert @expense.valid? end test "should have valid user guid" do...
class RemoveReviewFromMeals < ActiveRecord::Migration def up remove_column :meals, :review_id end def down add_column :meals, :review_id, :integer end end
class Dojo < ActiveRecord::Base validates :branch, :street, :city, presence: true, length: { in: 3..30 } validates :state, presence: true, length: { is: 2 } has_many :students end
# encoding: utf-8 control "V-52359" do title "The DBMS must support the requirement to automatically audit account modification." desc "Once an attacker establishes initial access to a system, they often attempt to create a persistent method of reestablishing access. One way to accomplish this is for the attacker to...
require 'test/unit' require 'lib/rake_dotnet.rb' class SvnTest < Test::Unit::TestCase def test_initialize_with_no_opts svn = Svn.new assert_equal "\"#{TOOLS_DIR}/svn/bin/svn.exe\"", svn.exe end def test_initialize_with_path svn = Svn.new :svn => 'foo/bar/svn.exe' assert_equal "\"foo/bar/svn.exe\"", ...
# ACQUIRING BEHAVIOR THROUGH INHERITANCE # Inheritance can be complicated, but at the end of the day it's about # automatic message delegation. If the original receiving object does # not know how to respond to that message, it is automatically sent to # the superclass. # Starting with what is necessary for a road bik...
class AddFieldsToUser < ActiveRecord::Migration def change add_column :users, :name, :string add_column :users, :employee_id, :string add_column :users, :jive_id, :integer add_column :users, :mentor, :boolean, default: false end end
class RemoveNamesAndVenuesFromShows < ActiveRecord::Migration[5.1] def change remove_column :shows, :venue_city remove_column :shows, :venue_st remove_column :shows, :venue_country remove_column :shows, :promoter_name remove_column :shows, :promoter_phone remove_column :shows, :promoter_email ...
class ApplicationController < ActionController::Base protect_from_forgery with: :exception before_action :current_user def current_user @login_user ||= User.find_by(id: session[:user_id]) if session[:user_id] end def require_login unless current_user flash[:status] = :failure flash[:res...
class AddBodyToEssay < ActiveRecord::Migration def change add_column :essays, :body_id, :integer add_index :essays, :body_id end end
require 'spec_helper' describe PagesController do render_views describe "GET 'home'" do before(:each) do @client = YtDataApi::YtDataApiClient.new(ENV['YT_USER'], ENV['YT_USER_PSWD'], ENV['YT_DEV_AUTH_KEY']) response_one, @youtube_id_one = @client.create_playlist("test_playlist_one") respons...
class BrochureSubsectionsController < ApplicationController layout "staff" before_filter :confirm_logged_in def index @brochure_subsections = BrochureSubsection.order("brochure_subsections.brochure_section_id, brochure_subsections.name ASC") end def show end def new @brochure_subsection = Brochure...
module Slack module Aria class Aika < Undine class << self def name '藍華・S・グランチェスタ' end def icon 'https://raw.githubusercontent.com/takesato/slack-aria/master/image/aika120x120.jpg' end end Company.client.on :message do |data| if(data[...
class Cms::File < ActiveRecord::Base ComfortableMexicanSofa.establish_connection(self) set_table_name :cms_files cms_is_categorized # -- AR Extensions -------------------------------------------------------- has_attached_file :file, ComfortableMexicanSofa.config.upload_file_options # -- Rel...
module Devise module TwoFactorAuthenticationHelper def two_factor_preference if UserOtpSender.new(current_user).otp_should_only_go_to_mobile? || both_options_at_sign_up return current_user.unconfirmed_mobile end second_factors = current_user.second_factors.pluck(:name) second_fac...
module ManageIQ::Providers::Amazon::CloudManager::Provision::Configuration def associate_floating_ip(ip_address) # TODO(lsmola) this should be moved to FloatingIp model destination.with_provider_object do |instance| if ip_address.cloud_network_only? instance.client.associate_address(:instance_id...
class CreateAuthors < ActiveRecord::Migration def change create_table :authors do |t| t.string :name t.string :status t.string :pic_url t.string :last_pub_date t.string :default_type #文章默认类型 t.timestamps end add_index :authors, :name, unique: true add_index :auth...
class BoardUser < ApplicationRecord validates :board_id, :user_id, presence:true belongs_to :board, foreign_key: :board_id, class_name: :Board belongs_to :user, foreign_key: :user_id, class_name: :User end