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Multi-Dimensional Arrays in Perl

Introduction to Arrays A Perl array is a data type that allows you to store a list of items. You create them by assigning them to an a...
Multi-Dimensional Hashes in Perl

Introduction To Hashes Perl hashes are data types that allow you to associate data to a key. For example, a hash can store article tit...
Formatting Numbers in Perl

Introduction to Formatting Numbers Let us say that your program is calculating a number in decimal and you needed to print out leading ...
Writing Client-Server Applications using IO::Socket

Introduction You should now know what a client and server program is. Simply put, a client requests a service and a server services the re...
Parsing HTML Pages using HTML::Parser

Introduction to HTML::Parser There are times when you will need to read an HTML file and extract a field from that file. Perl has a modul...
Perl IO::Sockets

Introduction to IO::Sockets A client and server program works this way. Simply put, a client requests a service and a server services the...
Perl Packages

Introduction to Perl Packages Perl has a feature that allows you to package sets of code into its own package. You use packages to group...
Accessing SQL Databases in HTML::Mason

Introduction In the past 3 articles, we discussed about the different components of HTML::Mason. Most web sites require database access so...
Writing Client-Server Applications in Perl: Introduction

Introduction The traditional architecture for applications is the stand-alone architecture. With this, all components of an application is ...
Regular Expressions: Action, Pattern, Modifier

Introduction to Regular Expressions In our introductory article on Perl Regular Expressions, we showed how regular expressions can cut...

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