Ruby on Rails - Session and Cookies
Sessions To save data across multiple requests, you can use either the session or the flash hashes. A flash stores a value (normally text) until the next request, while a session stores data during the complete session. session[:user] = @user flash[:message] = "Data was saved successfully" <%= link_to "login", :action => 'login' unless session[:user] %> <% if flash[:message] %> <div><%= h flash[:m
action_controller_overview.html#routing-parameters
In this guide, you will learn how controllers work and how they fit into the request cycle in your application. After reading this guide, you will know how to: Follow the flow of a request through a controller. Restrict parameters passed to your controller. Store data in the session or cookies, and why. Work with filters to execute code during request processing. Use Action Controller's built-in H
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ITトレメ Rails 3 技術者認定ブロンズ試験 － ＠IT自分戦略研究所
