reiro

git config --global user.name "Your Name"
git config --global user.email [email protected]

git remote add origin https://github.com/<username>/first_app.git # Добавление удалённого репозитория

git init
git add .
git commit -m "Initialize repository"

git push -u origin master

reiro

rails g model category name:string parent:references

class Category < ActiveRecord::Base
  has_many :subcategories, :class_name => "Category", :foreign_key => "parent_id", :dependent => :destroy
  belongs_to :parent_category, :class_name => "Category"
end

def index
  @category = nil
  @categories = Category.find(:all, :conditions => {:parent_id => nil } )

reiro

# Контроллер
def update_service_types
    @service_types = ServiceType.where("sto_category_id = ?", params[:sto_category_id])
    respond_to do |format|
      format.js
    end
end

#assets/js/autoservice.js.coffee
$ ->

reiro

gem 'devise'
rails generate devise:install

#config/environments/development.rb:
config.action_mailer.default_url_options = { :host => 'localhost:3000' }

rails generate devise:views

rails generate devise User
rake db:migrate

reiro

gem 'will_paginate'
gem 'bootstrap-sass'
gem 'bootstrap-will_paginate'

.paginate(page: params[:page], per_page: 15).order('created_at ASC')

<div id="my-autoservices">
  <%= render @autoservices %>
</div>
 

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gem 'activeadmin', github: 'activeadmin'
gem 'devise'
gem 'cancan' # or cancancan
gem 'draper'
gem 'pundit'

rails g scaffold Product name price:decimal category:references
rails g scaffold Category name
rake db:migrate
Category.create name: "Книги"

reiro

http://www.sitepoint.com/asynchronous-file-uploads-rails/ - dragonfly + ajax 
https://github.com/markevans/dragonfly
http://markevans.github.io/dragonfly/rails/

http://www.munocreative.com/nerd-notes/justpayme          - paperclip 
https://github.com/thoughtbot/paperclip

reiro

1. парадокс перфекциониста
2. Сила воли Как развить и укрепить
3. Выйди из зоны комфорта. Измени свою жизнь
4. Психология убеждения 

reiro

mysqldump db_name > backup-file.sql

mysql -u username -p database_name --force < file.sql

reiro

class ParserController < ApplicationController
  require 'open-uri'
  require 'nokogiri'
  require 'mechanize'
  require 'thread'
  require 'watir-webdriver'

  def parse_sto
        url = "file:///home/dima/Sites/sto_parser/%D0%A8%D0%B8%D0%BD%D1%8B,%20%D0%B4%D0%B8%D1%81%D0%BA%D0%B8%20%D0%BD%D0%B0%20%D0%B0%D0%B2%D1%82%D0%BE%20%D0%B2%20%D0%9C%D0%B8%D0%BD%D1%81%D0%BA%D0%B5.%20%D0%9C%D0%B0%D0%B3%D0%B0%D0%B7%D0%B8%D0%BD%D1%8B%20%D0%BF%D0%BE%20%D0%BF%D1%80%D0%BE%D0%B4%D0%B0%D0%B6%D0%B5%20%D1%88%D0%B8%D0%BD,%20%D0%BB%D0%B8%D1%82%D1%8B%D1%85%20%D0%B4%D0%B8%D1%81%D0%BA%D0%BE%D0%B2%20%D0%B2%20%D0%91%D0%B5%D0%BB%D0%B0%D1%80%D1%83%D1%81%D0%B8%20-%20%D0%9A%D0%B0%D1%82%D0%B0%D0%BB%D0%BE%D0%B3%20TUT.BY.html"