Untangling Lists and Hashes
In this Part 10 of "The Perl You Need to Know" series, you will be shown how to work with Perl's list and hash data structures.

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Setting Up a MySQL Based Website - Part I
This is a step-by-step tutorial on how to set up a guestbook using a perl and a MySQL backend. This SQL backend application would be ideal for companies such as GuestWorld who run free public guestbooks.

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Understanding of Perl Data Types
This tutorial describes: *Three built-in data types: scalars, arrays, and associative arrays. * How to construct scalar objects. * How scalar objects are interpreted in operations. * How to construct list objects.

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PERL Files & I/O
The basics of handling files are simple: you associate a filehandle with an external entity (usually a file) and then use a variety of operators and functions within Perl to read and update the data stored within the data stream associated with the filehandle.A filehandle is a named internal Perl structure that associates a physical file with a name. All filehandles are capable of read/write access, so you can read from and update any file or device associated with a filehandle. However, when you associate a filehandle, you can specify the mode in which the filehandle is opened.

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Genetic algorithms applied with Perl
Based on the Darwinian principle of survival of the fittest, genetic programming uses mutation and replication to produce algorithms for creating ever-improving computer programs. In this column, you'll get to know the genetic algorithm in simple terms. Ted provides Perl implementations for some specific tasks, which you can adapt for generic use. To demonstrate the genetic algorithm, Ted breeds numbers for fitness to a formula, and letters to form English words.

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Dabbling in Live Databases: MySQL
This article focuses on setting up MySQL and understanding its various management complexities. Shows how to create a MySQL database and populate a table with data.

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Perl Tutorials - Input and Output in Binary Mode
This tutorial describes: * How to open files for input in binary mode. * How to open files for output in binary mode. * Example program to copy binary files * Example program to convert binary data to hex numbers.

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