Perl
Perl is a dynamic programming language created by Larry Wall and first released in 1987.
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We all know that finding the right solution for an error message can be quite a daunting task: searching numerous forums,blogs and vendor sites takes a lot of time and patience.
How about having one...
This tutorial takes you through the process of setting up the Perl Database Interface (DBI) to work with the IBM Informix Dynamic Server (IDS). See examples of how to exercise a variety of DBI...
This article covers some API methods of the XML::XSLT module and shows you how to create a new XML file without needing to do any Perl programming. You will also learn how to transform a dynamically...
This article illustrates how to setup a development environment using Perl and SQL Server on the following platforms: Microsoft Windows, Red Hat Linux, and Sun Solaris. Step by step, you can learn,...
Make a geocoding database available to the world through a Perl-driven web service. Then, to demonstrate the service, a PHP web services client talks to this Perl service to retrieve coordinates for...
On a recent project, I was tasked to provide a basic numerical analysis to be displayed in monthly breakdowns. The number of months to be displayed would be variable, and each day within each month...
AppConfig shines as a way of configuring applications in Perl in the simple cases, but occasionally you need more power in command-line processing and configuration-file parsing. Instead of using...
Put Perl into your RDBMS design to reach database nirvana. This installment looks specifically the Class::DBI CPAN module and MySQL to introduce you to embedding Perl in database tables.
The author turns a love of beer into a Perl application server
-- going from a simple front end to database servers, and
developing into a social-network Web application. He begins,
however,...
I'd like to think that I'm a reasonably decent Perl programmer now. I'd like to think that I have a good grasp of how to solve relatively common problems in Perl. But, you know, it hasn't always been...
Writing this article was pure hell. No, actually, writing most of it was quite fun - it was just when I had to write the functional equivalent of my DBIx::Recordset code in DBI that I began to sweat...
In addition, suppose you have an SQL expert who should optimize your SQL calls. How do you let him work on the SQL; should he look through your Perl code for it? And what if that guy is so ignorant...
There are a number of Perl modules that are universally recognised as The Right Thing To Use for certain tasks. If you accessed a database without using DBI, pulled data from the WWW without using on...
One of the most boring programming tasks in the world has to be pulling data out of a database and displaying it on a web site. Yet it's also one of the most ubiquitous. Perl programmers being lazy,...
My co-workers cringe when I tell them the truth. What XML parser are you using? MSXML? With Perl? You've gotta be crazy. Yes, it's true, but I couldn't help myself. After test driving MSXML in a...
In the past three columns, I looked at using "references" in
Perl. References are an important part of capturing and
reflecting the structure of real-world data -- for example, a
table of...
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,...
