yaymukund

class Category < ActiveRecord::Base
  has_many :subcategories, :dependent => :destroy
  has_many :users, :through => :subcategories
end

yaymukund

// Every style that will be repeated more than once should be written as a mixin

btn-states($btnColor) {
  background-color: $btnColor;

  &:hover {
    background-color: darken($btnColor, 15%);
  }

  &:active {

yaymukund

class BillingController < ApplicationController
  def index
    @companies = Company.includes(:transactions).merge(Transaction.pending)
  end
end