From: Otto Dydakt Date: 2011-11-19T12:21:34+09:00 Subject: Re: Newbie - cmd question OK thank you, I uninstalled & reinstalled, checking the three boxes at installation so now .rb files show up as ruby and not text files, etc. so now i go to command and type "puts 1+2" and it's supposed to return "3" but it says instead: 'puts' is not recognized as an internal or external command, operable program or batch file. What am I doing wrong? my tutorial book doesn't say this is a common problem. Does this have anything to do with running win 7 64bit? -- Posted via http://www.ruby-forum.com/.