zsetup_commands

open postgresql
$ rails new photo_sharing_app -d postgresql –T

confirm:
	config/application.rb does not contain: config.action_controller.permit_all_parameters = true 

	app/controllers/application_controller.rb: includes protect_from_forgery with: :exception [protect against csrf]

*config/database.yml:

development:   
  adapter: postgresql   
  database: rails_photo_sharing_app_development    

test:
  adapter: postgresql   
  database: rails_photo_sharing_app_test

open postgres

$ rake db:create

update gemfile

$ bundle install

$ rails generate rspec:install

*Bootstrap
stylesheets/application.css: change to css.scss (for sass).  Add:
@import "bootstrap-sprockets";
@import "bootstrap";

[@import "@import "styling.scss";[or any other scss files for styling]";]

javascripts/application.js: Add:
//= require bootstrap-sprockets

Flash Messages:
views/layouts/application.html.erb:
    <% if flash[:notice] %>
      <div class="alert alert-info">
        <%= flash[:notice] %>
      </div>
    <% end %>
    <% if flash[:alert] %>
      <div class="alert alert-danger">
        <%= flash[:alert] %>
      </div>
    <% end %>

*Migration

$ rails generate migration create_users  
$ rails generate migration create_photos
    $ rails generate migration AddImageToPhotos image:attachment
$ rails generate migration create_tags
    $ rails generate migration AddIdsToTags ids:integer
$ rails generate migration create_photos_tags
$ rails generate migration create_favorites

[Note: also create sessions contoller for logins--no migration or model required there]

[examples of rollback, remove, and add:	
	$ rake db:rollback VERSION=20150121004709 (delete file first; also can use STEP = 2)
	$ rails generate migration RemoveRecipie_IdFromRecipesTags recipie_id:integer
	$ rails generate migration AddImageToPhotos image:attachment