Date: Mon, 5 Mar 2012 12:59:06 +0700 From: Erich Dollansky <erichfreebsdlist@ovitrap.com> To: freebsd-hackers@freebsd.org Cc: Devin Teske <devin.teske@fisglobal.com>, Phillip Spring <gatinhodosseussonhos@hotmail.com> Subject: Re: Never forget a special trick... Message-ID: <201203051259.07439.erichfreebsdlist@ovitrap.com> In-Reply-To: <4F544E36.5010707@freebsd.org> References: <SNT140-W376A917B480317048936FAD3530@phx.gbl> <0ED9AE29-CF83-43E3-A578-BC2BC91885ED@fisglobal.com> <4F544E36.5010707@freebsd.org>
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Hi, On Monday 05 March 2012 12:25:10 Julian Elischer wrote: > On 3/4/12 12:47 PM, Devin Teske wrote: > > On Mar 4, 2012, at 12:29 PM, Phillip Spring wrote: > > > >> Dear anonymous open-source enthusiasts friends, > >> > >> How to echo a string backwards into a terminal? > >> For example (or something like this): > >> > >> # echo @_foo_$ > >> oof > >> > >> Or it could be something else (that's because I forgot it): > >> > >> # echo $_bar_@ > >> rab > >> > >> Someone told me how to do it but I can't remember this trick. > >> I just remember the date it happened: Oct-13-2011 > >> > > > > You're looking for rev(1) > > > > Example: > > > > # echo foo | rev > > oof > > > gosh, how did I survive so long without this program..? how? I did not and wrote it myself recently after a stupid program inverted randomly the output sequence. > > oh yeah.. I remember.. never needed to do that.. You have been lucky. Erich
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