Rails Developers Meetup 2019 https://railsdm.github.io/

3. 😢

33. @pagy, @records = pagy(Product.some_scope)
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42. class Article < AR::Base
default_scope {
Current.organization && where(organization: Current.organization)
}
end

51.
User.first
# SELECT `users`.* FROM `users`
ORDER BY `users`.`id` ASC LIMIT 1
User.kept.first
# SELECT `users`.* FROM `users` WHERE `users`.`discarded_at` IS NULL
ORDER BY `users`.`id` ASC LIMIT 1

62. 1. [http://example.com/](http://example.com/)
2. http://example.com/
3. <http://example.com/>

66. 👍

72. # (or ) changed? false
u = User.create(name: "Taro")
u.changed? #=> false
#
u.name = "Jiro"
u.changed? #=> true
u.changes #=> {"name"=>["Taro", "Jiro"]}
#
u.save!
u.changed? #=> false
u.changes #=> {}

74. class RequestStore
def initialize(app)
@app = app
end
def call(env)
before = Thread.current[:_rack_request]
Thread.current[:_rack_request] = Rack::Request.new(env)
@app.call(env)
ensure
Thread.current[:_rack_request] = before
end
end

75. class User < ApplicationRecord
before_save :store_changes
def store_changes
# Thread.current[:_rack_request]
# console job rack
end
end