- Effective Perl Programming: Files and Filehandles
- Apr 28, 2010
- The authors of Effective Perl Programming offer tips for working with files and filehandles.
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- Perl Fundamentals: Subroutines
- Jun 15, 2009
- This video excerpt is from lesson 5 of Perl Fundamentals.
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- Regular Expressions in Perl—Pattern Matching
- May 15, 2008
- Learn what they are and how to use them.
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- Copyright Versus Free Software
- Nov 16, 2007
- David Chisnall examines the close relationship between copyright and Free Software.
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- Taming Batch Operations Using Perl: A Tale of One Application, a Group of Users, Two Languages, and a Few Tools
- Apr 13, 2007
- In this tale of BRP/P and some of the people working with it, Philipp Janert looks at an old application originating from a mainframe system and describes how the differences in user interfaces result in different usage patterns.
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- Controlling Program Flow in Perl
- Jun 17, 2005
- In this chapter, you will learn about Perl’s many flow control constructs. Some constructs, such as
if and the logical operators, are used to control whether portions of the program run, depending on true or false values.
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- Scalar Data and Operators in Perl
- Dec 13, 2002
- Laura Lemay and Richard Colburn discuss almost everything you could ever want to know about scalar data. Learn about tables of operators, operator precedence, pattern matching with digits, input and output, and calling functions with and without parentheses around their arguments.
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- XML and Perl: Now Let's Start Digging
- Nov 15, 2002
- Mark Riehl and Ilya Sterin discuss the basics of the most popular XML technologies, such as: XML processing, generating and parsing an XML document, transforming XML documents, and Perl XML programs.
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- Modules in Perl
- Sep 26, 2002
- Make your Perl programs more maintainable and reusable. Learn how to effectively use and document packages and modules.
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- Perl Scripts as Commands
- Sep 13, 2002
- Learn how you can easily turn Perl scripts into commands that can be run at the command line.
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- Working with Files in Perl
- Sep 13, 2002
- Perl is an outstanding language for reading from and writing to files on disk or elsewhere. Begin to incorporate files into your Perl programs by learning how to open, read, write, and test files.
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- Stacking Perl's Building Blocks: Lists and Arrays
- Sep 6, 2002
- Discover the numerous ways of manipulating lists and arrays in Perl and follow up with a game example.
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- Introducing Perl
- Aug 30, 2002
- Get acquainted with this versatile high-level language through examining variables, control flow constructs, regular expressions, and functions.
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- Perl's Building Blocks: Numbers and Strings
- Aug 23, 2002
- Learn to express yourself in Perl through scalar variables, operators, and expressions and test your knowledge by following an Interest Calculator example.
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- Perl and Autovivification
- Aug 9, 2002
- Perl programmers of the world, learn how to be even more lazy and let Perl do the work for you. Discover the power of autovivification and referencing the dereferenced.
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- Deitel Introduces Graphics in Perl
- Aug 2, 2002
- This DEITEL™ article introduces basic graphics processing in Perl, used to create GUIs, charts and images. We provide an example of creating an image with several shapes. Readers should be familiar with Perl syntax, as well as objects and modules in Perl.
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- The Perl Ties That Bind
- Jul 26, 2002
- Learn how to provide reusable code using Perl 5 ties - a way of intercepting accesses to a Perl variable (array, hash, scalar, or filehandle).
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- Finding Bad Links in Perl
- Jul 19, 2002
- Bad links on a web site are aggravating to everyone, but Kevin Meltzer's simple Perl script can help you keep your web site's links up to date.
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- Deitel Introduces Hashes in Perl
- Jul 12, 2002
- This Deitel™ article introduces the hash data structure, used for storing data in key-value pairs and we provide two examples of creating and manipulating hashes.
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- Deitel Presents an Introduction to DBI in Perl
- Jul 5, 2002
- This Deitel™ article introduces manipulating databases using the Perl programming language. Readers should be familiar with Perl programming and SQL.
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