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Perl Weekly newsletter
A free, once a week e-mail round-up of hand-picked news and articles about Perl.
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- Total entries:
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- 11 Apr 2026 at 04:26 PM UTC (2 days ago)
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Showing 151-200 of 356 entries
This Week 362 post on Braincells.com presents clear, idiomatic Perl solutions to the 'Echo Chamber' and spell-sorting tasks, with concise logic leveraging Perl's core functions for string repetition and custom sorting. The explanations walk through the pr…
2 Mar
This write-up for PWC 362 gives a thoughtful and practical exploration of multiple Perl approaches to the 'Echo Chamber' string transformation problem. Bob clearly explains regex, list-mapping, and string-building techniques, offering insights into Perl's…
2 Mar
This post offers a clear and idiomatic Raku solution to the 'Echo Chamber' challenge, showcasing concise use of core language features like map, substr, and the repetition operator. The explanation is practical and easy to follow, making it a great exampl…
2 Mar
This blog post delivers clean, idiomatic Perl solutions to both parts of TWC 362, with clear logic in the echo_chamber looping and a well-structured number-to-words sorting implementation. The use of Perl's core functions keeps the code readable and effic…
Enjoy a quick recap of last week's contributions by Team PWC dealing with the "Echo Chamber" and "Spellbound Sorting" tasks in Perl and Raku. You will find plenty of solutions to keep you busy.
Welcome to a new week with a couple of fun tasks "String Lie Detector" and "Subnet Sheriff". If you are new to the weekly challenge then why not join us and have fun every week. For more information, please read the FAQ.
The latest release introduces mutation testing alongside a sleek HTML mutation dashboard, making it easier to see which lines of code survived mutations and where your tests could miss mistakes. Instead of just coverage numbers, you can now ask, "Would a …
The latest release includes automatic mock data generation for transactional database interactions. That means it's much easier to capture and replay sequences that involve BEGIN WORK, COMMIT, ROLLBACK, and even nested try/catch logic.
Olaf Kolkman has had a long career in networking and Open Source that led him to be working on Internet Technology, Policy and Advocacy at the Internet Society. In September 2025, we had a long conversation with him. In this first part, we discussed his i…
David Cantrell's latest on automatic cross‑platform testing tackles the perennial challenge of running CI on 32‑bit environments using modern GitHub Actions, showing how to assemble a unified workflow across Unix‑like systems while handling 32‑bit builds.…
This post offers a timely, data‑driven benchmark of CPU performance versus cost across 7 major cloud providers and 44 VM families, using Perl‑based tooling for reproducible results. The concise summary and practical Docker‑ready benchmark suite make it a …
The Perl Foundation's board has put forward Chris Prather (perigrin) as a candidate for board membership, highlighting his decades of professional Perl experience and long‑standing community contributions. His vision emphasises strengthening the Foundatio…
The Perl & Raku Foundation has opened its call for presentations for TPRC 2026, inviting submissions of 20 or 50 minute talks on topics of interest to the Perl and Raku communities. Accepted speakers will receive complimentary conference tickets, with ses…
Hi there,
If there's one thing that keeps impressing me in our community, it's the dedication of people like Olaf Alders. Week after week, Olaf keeps refining MetaCPAN, polishing small details and improving the user experience.
…
23 Feb
The post delivers clear, well‑structured Python (with Perl) implementations for both the Zeckendorf representation and celebrity detection tasks, showcasing thoughtful logic and solid error handling. The explanations and example inputs/outputs make the so…
23 Feb
The post offers a clear, language-agnostic walk through both challenge tasks, computing the Zeckendorf representation and finding a celebrity in a matrix, with working code in several languages and readable explanations of the greedy Fibonacci strategy an…
23 Feb
The Perl solutions for the challenge combine clear logic with well-commented, idiomatic code that makes both the Zeckendorf representation and celebrity detection easy to follow. The step-by-step explanations and practical test cases offer a solid, educat…
23 Feb
The celebrity finder solution delivers a clear and self-contained Perl implementation that uses readable grep-based checks to identify the celebrity by row and column conditions, backed by several solid test cases illustrating correctness. Its straightfor…
23 Feb
The write-up presents a memory-efficient and well-explained Perl implementation for computing the Zeckendorf representation, cleverly using only two Fibonacci values at a time and clear test examples to illustrate the logic. Its structured presentation an…
23 Feb
The Challenge 361 post clearly states the two tasks - computing the Zeckendorf representation of a number and finding a celebrity in a matrix, along with illustrative examples that make the problem definitions easy to grasp. Its structured presentation of…
The write-up delivers clear and well-structured multi-language solutions for both the Zeckendorf representation and the celebrity detection tasks, with thoughtful explanations of the greedy algorithm and candidate evaluation. The step-by-step approach and…
The post offers solid, well-commented Perl implementations for both TWC361 tasks, clearly expressing the logic behind Zeckendorf decomposition and celebrity detection. The structured approach and readable code make it a valuable example for anyone explori…
23 Feb
The post delivers clear and practical Perl implementations for both the Zeckendorf representation and the celebrity detection problems, with complete working scripts and illustrative example outputs. Its well‑organised explanations and real usage examples…
23 Feb
The write-up presents clear and well-structured Raku solutions for both the Zeckendorf sequence and the celebrity problem, with straightforward logic that's easy to follow and learn from. The use of idiomatic Raku constructs and explanatory comments makes…
23 Feb
The post showcases a clean and thoughtful Raku solution to computing Zeckendorf representations, demonstrating idiomatic use of sequences and recursion in the language. It's both well-structured and easy to follow, making it a valuable reference for Raku …
23 Feb
The blog post presents clear and idiomatic Perl solutions for both the Zeckendorf representation and the celebrity problem, showcasing practical logic and efficient algorithmic style. The code is easy to follow and well-structured, making it a great examp…
Enjoy a quick recap of last week's contributions by Team PWC dealing with the "Zeckendorf Representation" and "Find Celebrity" tasks in Perl and Raku. You will find plenty of solutions to keep you busy.
23 Feb
Welcome to a new week with a couple of fun tasks "Echo Chamber" and "Spellbound Sorting". If you are new to the weekly challenge then why not join us and have fun every week. For more information, please read the FAQ.
23 Feb
A detailed example with explanation and use-case.
Keith released a couple of new Plack middleware modules that he uses as a test web server for pages that will ultimately be under Apache httpd.
Dave Cross just posted this article explaining how to use Github co-pilot as a contributor to your project. We will give it a try next meeting, but you can already try it yourself on one of the TODO items in our list.
23 Feb
Hi there!
Do you use WhatsApp? There is now a WhatsApp group for Perl. Join us!
Thanks to Mikko Koivunalho we now have a graph on the MetaCPAN stats page.
Perl-wise it was a rather weak week: we don't have many articles. On the oth
…
16 Feb
Do you use WhatsApp? Join the Perl Maven chat group!
16 Feb
This write‑up distills both Text Justifier and Word Sorter solutions into clean, minimal Perl scripts with clear logic for padding and sorting, and emphasizes solid test‑driven development and edge‑case handling. The examples and explanation of core techn…
16 Feb
This write‑up walks through both the Text Justifier and Word Sorter tasks from The Weekly Challenge 360 with clear Python and Perl solutions, showing well‑structured logic for string padding and case‑insensitive sorting. The practical examples and side‑by…
16 Feb
This post delivers clear and well-commented solutions to both Text Justifier and Word Sorter tasks from The Weekly Challenge 360, using concise Lua, Raku, Perl and other language examples with practical explanations of key steps like centered padding and …
This write-up delivers a succinct and idiomatic Perl solution to the Word Sorter task, using a case-insensitive sort and clean split/grep logic that keeps words unchanged while ordering them alphabetically. The included test cases make the behavior clear …
This post demonstrates a practical and idiomatic Perl solution by leveraging String::Pad for Text Justifier, showcasing how using existing modules can simplify challenge tasks. The concise examples with clear input/output make it easy to grasp the task me…
16 Feb
The post presents the Text Justifier and Word Sorter tasks clearly with well-explained inputs and desired outputs, giving readers a solid grounding in the problem definitions. The examples are practical and show the expected string centering and alphabeti…
16 Feb
An excellent and clear walk-through of the Perl Weekly Challenge tasks, with well-structured multi-language solutions and thoughtful explanations that make the text justification and word sorting problems easy to follow. The blend of Perl, Raku, Python, a…
16 Feb
The post offers well‑structured Perl solutions that clearly implement both text justification and alphabetical word sorting with idiomatic constructs and practical tests. The use of case‑preserving sorting and centered padding logic demonstrates good comm…
This post methodically implements both Text Justifier and Word Sorter solutions for PWC 360 in clear Perl code, showing careful step-by-step padding logic and idiomatic sorting. The explanations of how the examples are handled make the approach easy to fo…
16 Feb
This post showcases clear, idiomatic Perl solutions for both the Text Justifier and Word Sorter tasks, with one‑liner examples and concise logic that demonstrate practical use of integer arithmetic and case‑preserving sorting. The included sample inputs a…
This write-up clearly presents both Text Justifier and Word Sorter tasks with simple, idiomatic Perl and Raku solutions that showcase practical string manipulation and sorting techniques. The inclusion of multiple examples and cross-language snippets make…
This article offers a thoughtful take on the Word Sorter task from PWC 360, with a clear explanation of the case-insensitive sort and an efficient Perl solution using a Schwartzian transform. The benchmarking insight and attention to Unicode case folding …
16 Feb
In this post, an effective solution to The Weekly Challenge #360 is given, with beautiful examples showing how Raku can be implemented for text justification and sorting as the output. Most of the explanations are fairly short, but they are clearly define…
16 Feb
This write-up delivers straightforward, idiomatic Perl solutions for both text justification and word sorting, showing practical use of fc for case-insensitive comparisons and clear subroutine design. The concise code examples make the challenge solutions…
Enjoy a quick recap of last week's contributions by Team PWC dealing with the "Text Justifier" and "Word Sorter" tasks in Perl and Raku. You will find plenty of solutions to keep you busy.