Perl Lists: Utilizing List::Util

Monday, April 14th, 2008

In this fifth part of our series on Lists we will cover the List Util module which gives us seven handy-dandy subroutines with which to manipulate our lists. If we have time we ll also cover multi-dimensional lists in more depth we briefly covered them ...

Perl Lists: The Split() Function

Monday, April 7th, 2008

In this fourth part of our series on Lists we will start off with the split function and hopefully end by covering hashes. In our last article we covered the splice function which we used to add remove and replace elements ...

SQL and CGI with Perl and DBI

Thursday, April 3rd, 2008

In this conclusion to a four-part series on Perl and DBI you will learn about SQL queries and DBI using Perl and DBI with CGI and more. This article is excerpted from chapter 15 of the book em Beginning Perl em Apress ...

Perl Lists: More Functions and Operators

Monday, March 31st, 2008

We left off covering the splice function which can be used for adding and removing elements from a list. We also spoke about four other functions pop push shift and unshift which are all ...

SELECT Queries and Perl

Thursday, March 27th, 2008

In this third part of a four-part series on Perl and DBI you will learn about using SELECT queries to get information from databases. This article is excerpted from chapter 15 of the book em Beginning Perl em Apress ISBN 159 59391X .... Win ...

Perl Lists: More on Manipulation

Monday, March 24th, 2008

In our last article we talked about lists going somewhat in-depth on their capabilities. We talked about creating them printing from them and even used a slicing technique to add and remove from our lists. In this article we will start off looking at more traditional ways ...

Creating a Database with Perl and DBI

Thursday, March 20th, 2008

In this second part of a four-part series on Perl and the DBI you ll learn how to create a database and how to use a collection of very important commands. This article is excerpted from chapter 15 of the book em Beginning Perl em by ...

Perl: Sailing the List(less) Seas

Monday, March 17th, 2008

People love lists. Everywhere you look you see them. On magazines Top Ten Fattest Hotties. On television The 2 Gorillas That Make Better Mothers Than Britney Spears. They re everywhere you can t escape. In this article and the ones that follow I am going ...

Perl and DBI

Thursday, March 13th, 2008

Databases are a mission-critical part of any company s resources. If you program in Perl you ll want to learn about the DBI which can help you connect to many popular databases. This article the first part of a series is excerpted from chapter 15 of ...

Perl: Concatenating Text and More

Monday, March 10th, 2008

This marks the finale of our coverage of text in Perl until we get into some more of the advanced Perl features at any rate . We left off with the here document and how to use it to display text exactly as we type it in using ...

Perl Text: Quoting Without Quote Marks

Monday, March 3rd, 2008

In our last article we introduced you to using text in Perl. By the time we were done there was text everywhere. But that s okay. In this tutorial we will learn to clean that text up and put it in its place. So roll up those sleeves and ...

Perl: Releasing Your Inner Textuality

Monday, February 25th, 2008

There are lots of way to express yourself but with programming languages the simplest way to do that is usually text. This tutorial will walk you through ways to make text work for you in Perl. It s the first of a three-part series and since as ...

Perl: Appending and Writing to Files

Wednesday, November 14th, 2007

In our last tutorial we left off on the topic of creating files and manipulating the data therein. In this article we will discuss how to append to a file and how to write to a file. If there is time we will also discuss working with file checks.... Try ...

Perl: Working with Files

Wednesday, November 7th, 2007

In our last series of tutorials we worked with Conditionals and Loops to create some basic Perl programs. This time around we are going to be working with files. Text files CGI files PL files boiled files fried files Files Benedict steamed Files. Okay ...

Perl Conditionals

Tuesday, October 16th, 2007

While Perl truly is the programming language of the slacker the bored and the okay I ll say it with great lamentation creative it is also a harsh mistress. But let s face it as a computer programmer you are luck to have ...

Perl: More on Data Types and Operators

Monday, October 15th, 2007

So when we last left off I left you lost in a tumultuous sea of data types variables and strings. Fortunately for you you have the black Perl the world s fastest ship and a magical compass to point you in the right direction. ...

Perl: Installing It

Tuesday, October 9th, 2007

Possessed of a name that stands for Practical Extraction and Report Language -- or maybe not -- Perl has expanded from its humble beginnings to let users perform a wide variety of tasks. Before you can use it to do any of those tasks however you ...

Returns and Perl Subroutines

Wednesday, August 29th, 2007

In this final part of a three part series covering subroutines in Perl we will discuss returns and return values as well as prototypes. This article is excerpted from chapter nine of the book em Perl Best Practices em written by Damian Conway ...

Perl Subroutines: Arguments and Values

Thursday, August 23rd, 2007

In this second part of a three-part series covering subroutines in Perl you will learn about missing arguments default argument values and more. It is excerpted from chapter nine of the book em Perl Best Practices em written by Damian Conway O ...

Subroutines in Perl

Thursday, August 16th, 2007

Subroutines let programmers extend the Perl language...at least in theory. There are certain pitfalls for which you need to be alert. This article the first of three parts will warn you about those pitfalls and help you avoid them. It is excerpted from chapter nine of the book ...

File Tests in Perl

Thursday, May 10th, 2007

In this article you will learn how to find out useful information about files in Perl. It is excerpted from chapter 11 of the book em Learning Perl Fourth Edition em written by Randal L. Schwartz Tom Phoenix and brian d foy ...

XSL Transformations with Perl, Revisited

Monday, February 6th, 2006

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 generated XML data structure.... (Advertisement) Advanced Reuse and Component-Based Development Free MKS whitepaper. ...