I throw links at you :)

• String::Index - Perl XS module for strpbrk()/index() hybrids
• Pointer - Object Oriented Memory Pointers in Pure Perl
• PeekPoke - Perl extension for reading and writing memory
• Pack/Unpack Tutorial (aka How the System Stores Data)
• Algorithm Showdown: Fuzzy Matching
• Regexes are slow (or, why I advocate String::Index)
• To read Char-by-Char from a file

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