install the ruby on rails package and check the version. when I check the rails version, it shows that the DL is out of date, use Fiddle. How to solve DL is out of date, please use Fiddle? I am using Windows 8.1 thanks before.
Since Ruby 2.0.0 is deprecated DL, to move in the direction of movement of the violin. Your best answer can be found here to get rid of the warning message that I also met some time ago. Good luck
