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mhackersu / active-record-migration-expert.md
Last active August 29, 2015 14:26 — forked from pyk/active-record-migration-expert.md
become active record migration expert (Rails 4.0.2)

become active record migration expert (Rails 4.0.2)

workflow:

create model

$ rails g model NameOfModel
    invoke  active_record
    create    db/migrate/YYYYMMDDHHMMSS_create_name_of_models.rb
# Call scopes directly from your URL params:
#
# @products = Product.filter(params.slice(:status, :location, :starts_with))
module Filterable
extend ActiveSupport::Concern
module ClassMethods
# Call the class methods with the same name as the keys in <tt>filtering_params</tt>
# with their associated values. Most useful for calling named scopes from