Free Programming Tutorials

This is the third (and final) article in a series which form one Perlprogrammer’s response to the bo
ok Design Patterns (also known as the Gangof Four book or simply as GoF, because four authors wrote it). As I showed inthe second article, Perl provides the types needed to implement manypatterns. The Strategy and Template Method patterns can be implementedwith code references. Builder usually builds a structure based on referencesto some combination of hashes and lists. Interpr 
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