Pry允许检查作用域下的当前对象, 当输入self,返回顶级作用域main. Pry使用Unix目录导航来读取对象树。 所以在Pry内输入ls: 会返回一个目录 是关于当前命名空间的事物: ActiveSupport::ToJsonWithActiveSupportEncoder#methods: to_json Rails::ConsoleMethods#methods: app controller helper new_session reload! self.me...
config.console让你设置当你运行rails console的时候用作控制台的类。 它最好在console代码块下运行: console do this block is called only when running console, so we can safely require pry here require “pry” config.console = Pry end </
require 'zlib' require 'nokogiri' class YourController< ApplicationController def your_action # 获取请求正文 request_body = request.body.read # 解压缩XML xml_data = Zlib::Inflate.inflate(request_body) # 解析XML xml_doc = Nokogiri::XML(xml_data) # 处理XML数据 # ... end end 在这个示例中...
Services respond to the call method. I found using another verb makes it a bit redundant: ApproveTransaction.approve() does not read well. Also, the call method is the de facto method for lambda, procs, and method objects.If you look at StatisticsController#index, you’ll notice a group...
与之前的大多数Windows版本一样，Windows 10包含一个名为「SFC」的命令提示实用程序，它将扫描，验证和...
<% console %> Callingconsolein a controller will result in a console in the context of the controller action: classPostsController<ApplicationControllerdefnewconsole@post=Post.newendend The method is defined inKerneland you can invoke it any application code. ...
Action Controller: Routing and URLs 默认的路由设置 Routing Requests config/routes.rb 文件中 ,如果符合路由设置,将会默认将参数对应的保存在@params变量中,使用hash方式 自定义路由规则时,可以使用script/console 进行测试 depot> ruby script/console >> rs = ActionController::Routing::Routes ...
rails generate devise:installAt this point, a number of instructions will appear in the console. Among these instructions, you'll need to set up the default URL options for the Devise mailer in each environment. Here is a possible configuration for config/environments/development.rb:...
controller error undefined method symbol nomethoderror generate_extras generated generator generators getaddrinfo: name or service not known gets git gitignore glob group group_field grouped_options_for_select habtm haml has_and_belongs_to_many has_many has_many_association has_many_through has_many_...
console Start the Rails console (short-cut alias:"c") server Start the Rails server (short-cut alias:"s") dbconsole Start a consoleforthe database specifiedinconfig/database.yml (short-cut alias:"db")newCreate anewRails application."rails new my_app"creates anewapplication called MyAppin"....