Perl 5 Talks

Joining on Bi-Temporal tables — Eugen Konkov, 20 minutes; pending

About Bi-Temporal tables and data reference integrity

Juggling Patterns In Perl — Will Braswell, 45 minutes; pending

Juggling patterns are described by a mathematical language named Siteswap, with names such as: 333 AKA “Cascade” 4444 AKA “Fountain” AKA “Can’t You Juggle More Than 3?” 55555 AKA “5 Cascade” AKA “Can’t You Juggle More Than 4?” 51 AKA “Shower” 52515 AKA “Passing The Baby”

Auto-Parallel Programming On The Cloud — Will Braswell, 45 minutes; pending

Learn how to write code which will automatically execute in parallel on the Cloud. Push your programming skills to the next level with transpiler technologies.

The State Of The Scallion Address: Perl Compiler Current Affairs — Will Braswell, 45 minutes; pending

Perl is an onion, and RPerl is a skinny green onion, a scallion! 22 years after Saint Larry's original State of the Onion at The Perl Conference, it's time for everything old to be new again. Will the Chill speaks on the current affairs of the RPerl compiler and related topics of interest.

RPerl White Belt: From Zero To RPerl — Will Braswell, 240 minutes; pending

RPerl is the new optimizing compiler for Perl 5. This course will provide hands-on guidance to lead students through installing RPerl and writing their first RPerl programs. We will implement solutions to the exercises in chapter 1 of the course textbook, Learning RPerl. We will begin work on chapter 2 if time permits.

RPerl Yellow Belt — Will Braswell, 240 minutes; pending

This course is a continuation of the RPerl White Belt, and will provide hands-on guidance to lead students through RPerl's scalar data literals & types, scalar operators, constants, basic input & output, conditional statements, and loop control structures. We will implement solutions to the exercises in chapter 2 of the course textbook, Learning RPerl.

A language neutral approach from Perl to PHP & JavaScript — Raja Renga Bashyam, 45 minutes; pending

A team of few, we have challenges in implementing applications bigger than our size. The constraint forced to innovative practices that reduce our development time, that leaded to evolve a home grown framework. Though the initial things were in pure Perl, later it extended to PHP & JavaScript. We had challenges in train in different language, but Perl's natural language principles given a smooth adaption to PHP and JavaScript & even more. I will share our evolution of language neutral approach that reduced development & training time.

Deployment strategies for Perl Applications — Jens Rehsack, 45 minutes; pending

What is deployed to where? When it's removed and who is responsible? How can a deployment migrated? Questions over questions in operating applications.

Overloading Perl OPs using XS — Nicolas Rochelemagne, 45 minutes; accepted

Several CORE functions can be overloaded using CORE::GLOBAL:: override, but sometimes it’s not possible and XS is the alternate option to mock some Perl OPs. You are going to learn how to mock Perl OPs in XS and replace them by some convenient Pure Perl helpers using the FileCheck operators -X.

Deploying Perl Apps using Docker, Gitlab & Kubernetes — Thomas Klausner, 45 minutes; accepted

Measuring the Quality of your Perl Code — Dave Cross, 45 minutes; accepted

CPAN Contributors - Do's and Don'ts — Mohammad Anwar, 45 minutes; accepted

Share the secrets of successful CPAN contributors

Quick and Dirty GUI Applications using GUIDeFATE (revisited) — Saif Ahmed, 45 minutes; accepted

GUI applications for Perl are tricky, but Perl can make tricky things easy. A simple toolkit-less, back-end agnostic GUI development is described but this time demo-ing the development of three applications from design to code, along with a little audience participation at the end.

Debugging with Perl — Eugen Konkov, 45 minutes; accepted

Interactive debugging.

Finding humans to turn into developers — Julien Fiegehenn, 45 minutes; accepted

This talk deals with strategies for finding trainee and junior developer candidates.

Threads, thread unsafe modules, and an alternative — E. Choroba, 20 minutes; accepted

Using the PerlMonks Chatter Box GUI Client as an example, we'll see how to integrate Tk safely into a threaded program via Thread::Queue, or via MCE to avoid threads

Using GeoIP to monitor break-in attempts — H.Merijn Brand, 20 minutes; accepted

Access to sites or applications that are (very) region specific, like elections, might well want to block regions that try to break-in and/or corrupt the data. When a firewall or similar monitor reports break-in attempts, it might be useful to see the region the attempt comes from.

1st Locale-TextDomain-OO practical examples, 2nd Locale-TextDomain-OO autotranslation — Steffen Winkler, 45 minutes; accepted

WebPerl - Run Perl in the Browser! — Hauke Dämpfling, 45 minutes; accepted

Procrastinate with DBIx::LazyCache — Jeffrey Goff, 45 minutes; accepted

Do you experience feelings of dread or fear when you update database tables? Have you ever wanted to tell a DBIC column “Ah, fuggedaboudit” and populate it later? Then you need DBIx::LazyCache, at a CPAN mirror near you. Consolidate your caching and business logic in one easy-to-use DBIx::Model.

Custom Routing Protocols in Dancer - Play Nicely With JavaScript — Jeffrey Goff, 45 minutes; accepted

Simplify communicating between Dancer2 and your JavaScript front end by writing your own custom routing protocols. We’ll take Dancer2, DXtreme’s DataGrid, and your existing DBIx::Class schema, and combine them into a single route keyword you can use in your own apps.

Protect your Perl script from common security issues — Mohammad Anwar, 45 minutes; accepted

Lightning Talks Day 1 — R Geoffrey Avery, 5 minutes; accepted

Lightning Talks Day 2 — R Geoffrey Avery, 5 minutes; accepted

Lightning Talks Day 3 — R Geoffrey Avery, 5 minutes; accepted

What I learned about SQL in 2018 — Max Maischein, 45 minutes; accepted

This talk shows how to use SQL Window Functions (ISO SQL:2008) and how to use Common Table Expressions (CTE, ISO SQL:1999).

Things I learned at 'Advent of Code' — Thomas Klausner, 20 minutes; accepted

Advent of Code is an Advent calendar of small programming puzzles. In this talk I show how I fared and what I've learned.

medical image processing with Perl — Herbert Breunung, 5 minutes; accepted

RPC-Switch: JSON-RPC service-composition — Wieger Opmeer, 20 minutes; accepted

Supercharging Math Modules with Databases — Martin Becker, 20 minutes; accepted

Add a database to a math module to make it faster. But know what type of database to use and where to put it.

Growing our workforce — Diego Kuperman, 20 minutes; accepted

The working architecture of Perl applications — Viktor Turskyi, 45 minutes; accepted

I've seen a lot of Perl applications. I see a lot of misunderstandings around architectural patterns. 99% of Perl tutorials do not cover this topic and limited to "hello world" apps. How to build a really large application? What to choose Monolith or Microservices? How to think about architectural layers? How does GraphQL influence my architecture? I will answer all of these questions.

Geekuni — Julien Fiegehenn, 5 minutes; accepted

Introduction to the sponsor geekuni.com.

Perl 5: The past, the present, and one possible future — Sawyer X, 45 minutes; accepted

Perl 5.30, past and future. At least one of them.

How To Test — Paul Johnson, 45 minutes; accepted

How to build traditional Perl interpreters. — Takahiro Shimizu, 20 minutes; accepted

In this talk, we will discuss Perl 1 through Perl 6 features of Perl, how to build, and the implementation of each version in C. If you are interested in the language Perl and you are interested in historical studies so far, I think it would be interesting.

Perl in Japan — Takayuki Fukumoto, 20 minutes; accepted

In this talk, I'd like to tell you the current state of Perl in Japan. In order to introduce it, I will talk 2 topics - web service development and community.

Embedding JavaScript in Perl — Gonzalo Diethelm, 20 minutes; accepted

How I embedded two JS engines (Duktape and V8) in Perl using XS, and how we are using that to migrate our web frontend to modern JS-based frameworks.

cpm 1.0 — Shoichi Kaji, 45 minutes; accepted

cpm is yet another CPAN client, whose primary feature is fastness. Now I'm excited to announce that cpm version 1.0 is coming soon!

Recent PAUSE Changes — Kenichi Ishigaki, 20 minutes; accepted

In this talk, I'll explain some of the recent changes of PAUSE, The [Perl programming] Authors Upload Server, and some of the future plans, mostly from the point of view of web user interface you usually use, with a little note on the indexer.

Exploring game programming patterns in Perl — José Joaquín Atria, 20 minutes; accepted

Is Perl a suitable language for game development? How does it look in Modern Perl? What is the state of game development in Perl? And should we care about it?

3dgeonames - A 3d open location code written in perl5 — Ervin Ruci, 20 minutes; accepted

parsing confidently — Lars Dɪᴇᴄᴋᴏᴡ 迪拉斯, 20 minutes; accepted

Many grammar parsers have defects that make them unsuitable for the general case.

Fun with Macros — Rolf Langsdorf, 45 minutes; accepted

Implementing macros by using the use/import mecahnism

The Camel Paradox — Rolf Langsdorf, 20 minutes; accepted

Trying to analyze what Perl is and how to sell it to relevant stakeholders

How Moose made me a bad OO programmer — Tadeusz Sośnierz, 20 minutes; accepted

Moose (and Perl 6) gives us syntax and semantics to make OO easier – but are all the things it gives us actually good and worth recommending?

Perl, SVG, math & my new tattoo — Thomas Klausner, 5 minutes; accepted

I recently got a new tattoo. I designed it using math, SVG and Perl.

Just another Perl hacker — Job _, 5 minutes; accepted

Perl was one of my first languages. It's immensely influenced the way I think about programming. But most of all its community has been a part of my life for so many years. This is a walk down memory lane.

Apollo 11 at 50 - A Simple Twitter Bot — Dave Cross, 5 minutes; accepted

Introduction to Perl Weekly Challenge — Mohammad Anwar, 5 minutes; accepted

Translating "Perl 5 is dead" — Jens Rehsack, 5 minutes; accepted

The Number Sneeches — Finn Kempers, 5 minutes; accepted

Time to Act! — Harald Jörg, 5 minutes; accepted

Perl::Formance Rekapitulacija 2019 — Steffen Schwigon, 5 minutes; accepted

Ryazan Perl/IT Workshop — Ilya Chesnokov, 5 minutes; accepted

EPO Recording Kits / SPW / LPW — Lee Johnson, 5 minutes; accepted

Fuzzing regexp (WIP) — Kang-min Liu, 5 minutes; accepted

Turning humans into developers with Perl — Julien Fiegehenn, 45 minutes; accepted

Parsing a distribution name is sometimes hard — Kenichi Ishigaki, 5 minutes; accepted

Simple Event Correlator: a hidden Perl gem — Fulvio Scapin, 5 minutes; accepted

Watching Trees Drink (with WebPerl) — Hauke Dämpfling, 5 minutes; accepted

Blast from the past: Acme::ReturnValues — Thomas Klausner, 5 minutes; accepted

Recording Talks without a camera — Julien Fiegehenn, 5 minutes; accepted

Smoking logs — Diego Kuperman, 5 minutes; accepted

Use the DATA section if there's no input — E. Choroba, 5 minutes; accepted

Women in Programming (Down South Subcontinent Context) — Raja Renga Bashyam, 20 minutes; reserve

As a trainer of web technologies(Perl/PHP/JS) for years, i had a personal myth of women programmers are not fit for core programming activities. Over the time, I realized women programmers have more stamina in deep dive and delivering commitment. I will share the initial myth & learning over the time and things that supports women in programming.

Modern Perl Web Development with Dancer2 — Dave Cross, 480 minutes; cancelled

In this workshop we will build a simple web application using Dancer2 and several other modern web tools.

Moving Mountains With Perl — Lee Johnson, 20 minutes; cancelled

Using a Raspberry Pi + stepper motor, with some simple Perl, to pan a large format camera. Ultimately to take photographs of mountains.

C, RPerl. C, RPerl, Run. Run, RPerl, Run! — Will Braswell, 45 minutes; cancelled

See RPerl run! This presentation is chock-full of real-life, bona-fide, honest-to-goodness running RPerl examples, demos, and applications.

The Perl Family Tree: Discovering Our Heritage — Will Braswell, 45 minutes; cancelled

Your family is where you come from. Your family tree helps you visualize your past, and perhaps capture a glimpse of the future. Discover our shared heritage with an investigation into the history of Perl.

What can you do with YAML in 2019? — Tina Müller, 20 minutes; cancelled

How we moved (successfully) from monolithic application to the micro services — Yury Pats, 20 minutes; cancelled

In the talk I would share our company experience of applying different approaches in the way to split the monolith application and survive in a mixed world between.

You need no Golang if use asynchrony in Perl — Mons Anderson, 45 minutes; cancelled

How to write fast and scalable asynchronous applications and services with modern Perl

Perl Reunification Panel Discussion — Will Braswell, 45 minutes; cancelled

A panel discussion with representatives from the Perl 5, Perl 6, and Perl 11 communities.



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