问在Rails中使用add_reference时，模式图中显示的表之间没有关系EN我正在开发一个Rails应用程序，在这个...
git init git add . git commit -m "init project" 添加SDK依赖 编辑oss-manager/Gemfile,并加入SDK的依赖。 gem 'aliyun-sdk', '~> 0.3.0' 在oss-manager/中执行bundle install。 保存更改。 git add . git commit -m "add aliyun-sdk dependency" 初始化OSS Client 为了避免在项目中用到OSS Client...
So that means no callbacks (use service objects and add the callbacks there) and no validations (use Form objects to include naming and validations for the model). Keep Controllers as thin layers and always call Service objects. Some of you would ask why use controllers at all since we want...
class AddAhoyVisitToOrders < ActiveRecord::Migration[8.0] def change add_reference :orders, :ahoy_visit end endCustomize the column with:visitable :sign_up_visitUsersAhoy automatically attaches the current_user to the visit. With Devise, it attaches the user even if they sign in after the ...
You can also set the primary_key as a method, this method will be evaluated in runtime, and its return will be used as the reference to the document when Meilisearch needs it.class Book < ActiveRecord::Base include Meilisearch::Rails meilisearch primary_key: :my_custom_ms_id private def ...
http://compass-style.org/reference/compass/support/ http://susy.oddbird.net 在rails下面创建compass项目 rails newtexttextnamefoldername 最好加上参数 rails newtexttextnamefoldername--skip-bundle(这样不会卡在那里需要ctrl+c) vi gemfile vim gemfile ...
(basemapUrl); map.addLayer(basemap); var referenceUrl = "http://server.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places/MapServer"; var referenceLayer = new esri.layers.ArcGISTiledMapServiceLayer(referenceUrl); map.addLayer(referenceLayer); } // resize map function ...
'parent_id'belongs_to:parent,class_name:'Type',optional:true# 不需要验证关联的对象是否存在,顶级分类不需要上一级end# db/migrate/xxx_add_reference_to_type.rb# 添加引用,在表types中生成新的字段parent_idclassAddReferenceToType<ActiveRecord::Migration[5.1]defchangeadd_reference:types,:parent,index:...
When we create the controller we add a default method/action of reply which will serve as our endpoint. The next step is to add the twilio-ruby gem to our Gemfile .JavaScript Copy Code gem 'twilio-ruby`Now we need to bundle it into our app by running the following: ...
Now we’re finally ready to install Ruby 1.9.3! If you’re onSnow Leopard, you need to add a flag to the command (as specified in the RVM requirements): 1 1. $ rvm install 1.9.3 --with-gcc=clang 1. If you’re onLion, you need to install automake first: ...