I just started Michael Hartl’s world famous tutorial and I was going along like a coding boss and then I hit a humiliating wall. I can’t get Ruby to let me say “hello world” I get a command not found when I type ‘$ hello world’
My application controller does not have any syntax errors. See below:
class ApplicationController < ActionController::Base
Prevent CSRF attacks by raising an exception.
For APIs, you may want to use :null_session instead.
protect_from_forgery with: :exception
render text: "hello, world!"