day 2 bug

1.如果code没有错,那就检查一下文件名。 2.rails s no work error:address already use. Screen Shot 2016-10-18 at 5.50.18 PM.png 3.rails g无回应 输入 spring stop (https://ruby-china.org/topics/30091) 4.如何git以前的版本 Screen Shot 2016-10-18 at 1.29.32 PM (2).png

Screen Shot 2016-10-18 at 6.00.28 PM.png