foucist

class Message < Base
  belongs_to :attachable, polymorphic: true, foreign_type: :attachable_class
end

class Photo < Base
  has_many :messages, as: :attachable, foreign_type: :attachable_class
end

foucist

scope :either, ->(a, b){where(where(profile: a, block: b).where(profile: b, block: a).where_values.instance_exec { self[0].and(self[1]).or(self[2].and(self[3]))})}

# or

  def self.either(a,b)
    pb = Arel::Table.new(:profile_blocks)
    pb[:profile_id].eq(a).and(pb[:block_id].eq(b)).or(pb[:profile_id].eq(b).and(pb[:block_id].eq(a)))
  end

foucist

class PhotosController < ApplicationController
  respond_to :json

  def index
    respond_with load_photos
  end

  def show
    respond_with load_photo
  end

foucist

Markdown

Whatever

foucist

class Gear
  attr_reader :chainring, :cog, :wheel
  def initialize(chainring, cog, rim, tire)
    @chainring = chainring
    @cog = cog
    @wheel = Wheel.new(rim, tire)
  end
  def ratio
    chainring / cog.to_f
  end

foucist

- days = 0..7
- hours = 8..18
%table
 - days.each do |d|   
  %th= (Time.now + d.day).strftime("%A")

 - hours.each do |h|    
  %tr
   - days.each do |d|       
    %td= Time.parse("0001-01-01 #{h}:00:00 UTC").strftime '%l %p'

foucist

class UserSerializer < ActiveModel::Serializer
  attributes :id, :name, :phone, :email, :balance, :children, :balance 

  def attributes
    data = super
    data[:children] = User.find(data[:id]).subordinates.any?
    data
  end
  
end

foucist

$(document).ready ->
  $(".simple_form").on("ajax:success", (e, data, status, xhr) ->
    $(".list").append xhr.responseText
  ).bind "ajax:error", (e, xhr, status, error) ->
    $(".list").prepend xhr.responseText

foucist

#
# Regular Expression for URL validation
#
# Converted Diego Perini's regexp to ruby
#
# Author: James Robey
# Updated: 2013/02/07
#
# Credits to Matt (mparodi)
# 

foucist

def method(grid,root,rev = false)
    grid.send(rev ? :reverse_each : :each) do |row|
      row.send(rev ? :<< : :unshift, @num)
      @num += 1
    end

    new_row = []
    root.times do
      new_row.send(rev ? :unshift : :<<, @num)
      @num += 1