An AxKit Image Gallery
AxKit is not limited to working with pure XML data. Starting with this article, we’ll work with and around non-XML data by developing an image browser that works with two types of non-XML data: a directory listing built from…
This week on Perl 6 (9/16 - 9/22, 2002)
So, another week, another Perl 6 summary. Let’s see if I can get through this one without calling Tim Bunce ‘Tim Bunch’ shall we? Or maybe I should leave a couple of deliberate errors in as a less than…
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Embedding Web Servers
As with most of my previous articles, this one grew out of a project at my $DAY_JOB. The project du-jour involves large dependency graphs, often containing thousands of nodes and edges. Some of the relationships are automatically generated and…
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This week on Perl 6 (9/9 - 9/15, 2002)
Happy birthday to me! // Happy birthday to me! // Happy birthday, dear meeeee! // Happy birthday to me! And, with a single breech of copyright, Piers was free. The production of this summary was delayed by my turning…
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Retire your debugger, log smartly with Log::Log4perl!
You’ve rolled out an application and it produces mysterious, sporadic errors? That’s pretty common, even if fairly well-tested applications are exposed to real-world data. How can you track down when and where exactly your problem occurs? What kind of user…
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Writing CGI Applications with Perl
It seems every month or so, there’s a new Perl and CGI book out; huge thick volumes promising to teach you all you need to know about programming for the Web in 24 hours. They all start with “Hello…
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This week on Perl 6 (9/1 - 9/8, 2002)
Well, what a week it’s been, eh, people? Larry’s been telling the Slashdot crowd about quantum God and big knobs, there’s been a call for Perl 6 programmers on Perlmonks (http://makeashorterlink.com/), and the Octarine parrot took flight. So, let’s…
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The Fusion of Perl and Oracle
Andy Duncan is the co-author of Perl for Oracle DBAs. My coauthor, Jared Still, and I had the task of writing a book, Perl for Oracle DBAs, about two of our favorite subjects, Perl and Oracle. Our goal was…
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This week on Perl 6 (8/26 - 9/1, 2002)
Well, it has been a week. Damian came to London and made our heads spin; perl6-language erupted in a flurry of interesting, high signal/noise threads; Parrot reached its 0.0.8 release; Larry made many of his wonderfully unexpected but obviously…
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Mail Filtering
There are many ways to filter your e-mail with Perl. Two of the more popular and interesting ways are to use PerlMx or Mail::Audit. I took a long look at both, and this is what I thought of them….
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Exegesis 5
Editor’s note: this document is out of date and remains here for historic interest. See Synopsis 5 for the current design information. Exegesis 5 What’s the diff? Starting gently Lay it out for me Interpolate ye not … The…
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Web Basics with LWP
Sean M. Burke is the author of Perl & LWP Introduction LWP (short for “Library for WWW in Perl”) is a popular group of Perl modules for accessing data on the Web. Like most Perl module-distributions, each of LWP’s component modules…
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This week on Perl 6 (week ending 2002-08-18)
The story so far… Larry, Tom, Randal, Damian, Jon, Chip, Gnat, Ziggy, Dick and the rest of the gang were chatting with all the other cool Perl kids about where Perl was and should be going. Then Jon threw a…
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Acme::Comment
/* This is a Perl comment */ Commenting in Perl “But what?”, I hear you think, “Perl doesn’t have multi-line comments!” That’s true. Perl doesn’t have multiline comments. But why is that? What is wrong with them? Mostly, it…
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This week on Perl 6 (week ending 2002-08-11)
Far out in the uncharted backwaters of the unfashionable end of the Western Spiral arm of the Galaxy lies a small unregarded yellow sun. Orbiting this at a distance of roughly ninety-eight million miles is an utterly insignificant little…
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Proxy Objects
In your time as a Perl programmer, it becomes almost inevitable that at some point you will have to manage in-memory tree structures of some sort. When you do this, it becomes important to be aware of how Perl…
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This week on Perl 6 (week ending 2002-08-04)
Back on the regular schedule complete with new and improved article links via those lovely people at Google groups. Hopefully, we’ll be staying on this schedule for the foreseeable future. As usual, we’ll kick off with perl6-internals, which was,…
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Improving mod_perl Sites' Performance: Part 4
Introduction If your OS supports sharing of memory (and most sane systems do), you might save a lot of RAM by sharing it between child processes. This will allow you to run more processes and hopefully better satisfy the…
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Graphics Programming with Perl
I recently received Martien Verbruggen’s long-awaited “Graphics Programming in Perl,” and I wasn’t quite sure what to make of it. As he notes himself, “I didn’t think there would be enough coherent material to write such a book, and…
