K3A

In my opinion, regular expressions are one of the most useful things in general programming and are one of my secret weapons. I use them very often for parsing data from web pages, parsing out language strings from game code (for internationalizing the game), modifying and processing text files, processing output of various utilities like the “svn” terminal client. I mostly use Ruby or Perl for these as they offer various other cool features for text processing (and Perl is super-fast as well).

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