我做的Getting started with Rails tutorial,當我從shell中運行的本地服務器我得到這個: `NoMethodError in Posts#new` `/_form.html.erb where line #1 raised:
`undefined method `model_name' for NilClass:Class
即提取的源(左右線#1): 1:
大家誰喜歡軌,我有一個問題,我試圖通過「ejecutive_id」導出到XLS,但我不這樣做的正確的代碼, -I created a select box where i can select all my ejecutives.
-I created another select box where i can select by status_id.
-I selected