#@user_course_messages = ForgeMessage.find_by_sql("select * from course_messages where user_id='#{@user.id}' and course_message_type = 'HomeworkCommon' order by created_at desc;")
#@user_course_messages = ForgeMessage.find_by_sql("select * from course_messages where user_id='#{@user.id}' and course_message_type = 'HomeworkCommon' order by created_at desc;")