UTF-8显示中文
在application.rb中，添加字段显示中文

# Filters added to this controller apply to all controllers in the application.# Likewise, all the methods added will be available for all controllers.class ApplicationController < ActionController::Base  helper :all # include all helpers, all the time  # See ActionController::RequestForgeryProtection for details  # Uncomment the :secret if you're not using the cookie session store  protect_from_forgery # :secret => '75ac563c0789e3abe22ab28492e683cc'    # See ActionController::Base for details   # Uncomment this to filter the contents of submitted sensitive data parameters  # from your application log (in this case, all fields with names like "password").   # filter_parameter_logging :password   before_filter :configure_charsets  def configure_charsets  headers["Content-Type"] = "text/html; charset=utf-8"  response.headers["Content-Type"] = "text/html; charset=utf-8"  # Set connection charset. MySQL 4.0 doesn??t support this so it  # will throw an error, MySQL 4.1 needs this  suppress(ActiveRecord::StatementInvalid) do  ActiveRecord::Base.connection.execute 'SET NAMES utf8'  end  endend