TMTOWTDI

from Jargon File (4.4.4, 14 Aug 2003)

TMTOWTDI
 /tim.toh'.dee/, abbrev.

   There's More Than One Way To Do It. This abbreviation of the official
   motto of {Perl} is frequently used on newsgroups and mailing lists
   related to that language.

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

TMTOWTDI
       There's More Than One Way To Do It (slang, PERL)