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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:
- 356
- Last fetched:
- 11 Apr 2026 at 04:26 PM UTC (3 days ago)
- Last post:
- 06 Apr 2026 at 10:00 AM UTC (1 week ago)
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Showing 251-300 of 356 entries
The main factor separating this solution from others is its pedagogical quality, not the code itself. The explanation of how the algorithms (digit validation, ASCII rotation) work is clear, and demonstrates Perl's suitability for these types of tasks. Add…
2 Feb
Simon Green's solutions stand out for their practical efficiency, clear idiomatic code, and a smart pre-computation strategy that differentiates them from the more common inline calculation methods.
2 Feb
The practical programming method and mathematically careful design are what makes this solution stand out. It puts its emphasis on correctness and safety and places particular emphasis on how the modulo function and character encodings are handled; theref…
Robbie Hatley's Perl provided an easy to follow solution which employed procedural programming techniques for the two tasks. The approach is reasonable and aligns closely with the specifications given in the problem statement.
2 Feb
This approach places emphasis on clarity, detail, and practical (real-life) use of the code to solve the problem at hand as opposed to using clever short phrases (i.e., making it well-engineered). An example of properly designed, production focused,
2 Feb
This solution from Packy is both distinctive and highly educational. It provides a fantastic comparative study across four languages (Raku, Perl, Python, and Elixir), showcasing how to solve the same problems with each language's unique idioms and strengt…
2 Feb
Matthias Muth's solutions are exemplary for their elegant use of Perl's functional features and their practical robustness. They achieve maximum effect with minimal code, a hallmark of expert Perl programming.
This blog post offers a concise and efficient one-liner approach to both tasks of Weekly Challenge 358, with a particular focus on Perl's command-line capabilities.
2 Feb
Explicitly calling methods such as "brute force", Luca particularly favours a try-catch approach (as in Java and Python) for converting strings into integers. This method is an interesting and practical alternative to the regular expression check that mos…
2 Feb
An in-depth study of technical solutions where unique implementations are provided for both Perl as well as J. Jorg used sophisticated methods, such as the String::Compile::Tr module, to translate from one programming language to another at runtime and ex…
Jaldhar is using both Raku and Perl versions in order to demonstrate an accurate solution and make the language-specific optimizations (e.g., using map and the modulo operator) obvious by showing how he was able to arrive at a practical solution in one li…
2 Feb
In addition to providing an intuitive method of handling both numeric and non-numeric strings, this solution illustrates Raku's syntax for implementing pattern matching and type-converting through the use of cleanly written code.
Enjoy a quick recap of last week's contributions by Team PWC dealing with the "Max Str Value" and "Encrypted String" 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 "Digital Root" and "String Reduction". 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 article introduces Podlite, a new lightweight, block-based markup language that brings the readability and structure of Raku's documentation format (Pod) to the Perl ecosystem. It highlights how Podlite offers three interchangeable block styles for wr…
The post demonstrates how to use the Hash::Util module's lock_hash function in Perl to prevent accidental modifications to a hash, protecting it from changes, deletions, or new key additions. By unlocking the hash with unlock_hash, the program regains the…
Marc contemplates on having a wonderful experience reviewing for the Perl Advent Calendar 2025. He noted that through writing and editing articles about other peoples' articles and writing with CPAN, he learned about many new things (CPAN modules) as well…
2 Feb
A new sponsorship model for the 2026 Perl Toolchain Summit. It encourages employers sending staff to the event to "pay it forward" by also providing monetary sponsorship to help cover costs for other attendees.
Perl Steering Council, discussing topics like improvements to Perl's random number generator and integrating TLS functionality into the core.
Sydney Perl continues regular meetings with our next in February
2 Feb
Hi there,
The upcoming Perl Toolchain Summit (PTS) in Vienna is more than just a conference, it's an important event at which to maintain, discuss, and improve on the CPAN toolchain, which is the fundamental foundation of the Perl ecosystem. Thr
…
The Kaprekar steps and unique ordered fractions problems are two challenging problems; the author has provided a short list of Perl-based, well-considered solutions to handling leading zeroes, digit sorting, finding loops and sequence detection, and perfo…
26 Jan
This blog article describes how to perform both Weekly Challenge 357 tasks step by step, showing examples of useful and correct code in both the Python and Perl programming languages, as well as considering input validation and control structures for the …
26 Jan
The article provides all the vital information you need to comprehend the fundamental algorithms of each challenge, including thorough code sample illustrations, as well as an extensive discussion on iteration behaviour and the reasons you don't want to u…
26 Jan
Robbie has provided full Perl implementations of the Kaprekar Constant and Unique Fraction Generator problems, including clear descriptions and links to the source code for both projects. His article is very well organised and user-friendly, allowing read…
26 Jan
A thorough explanation of the solution (both tasks) is provided in the post. The Perl code included is easy to read and closely adheres to the descriptions of each problem. Furthermore, the code has been written such that it handles 'non-convergence' wher…
26 Jan
Packy's write-up for week 357 of the Perl Weekly Challenge offers a fresh perspective on the challenge by telling an entertaining story that incorporates the Kaprekar problem into the write-up. The article clearly details how to implement the code and pro…
Matthias's solutions are easy to follow and use a typical hiring challenge style for each week. Each of his solutions adhere to the challenge's requirements. Additionally, all of his implementations demonstrate good programming practices for Perl.
26 Jan
The blog post provides a comprehensive overview of how to implement the Kaprekar Constant and Unique Fraction Generator tasks in Perl. The examples provided demonstrate the idiomatic (one-line) style of coding that is used to represent both of the tasks. …
Luca provides a thorough and systematic collection of answers to the problems issued in all the languages (Raku, PL/Perl, Python and PostgreSQL) and has demonstrated proficiency in both algorithmic reasoning and the use and applicability of various charac…
26 Jan
The Kaprekar Constant and Unique Fraction Generator tasks are explained in a clear and organised manner in this post, which also provides step-by-step iteration breakdowns and solid examples to illustrate the problem. For Perl/Raku learners taking on the …
The post offers concise and illustrative Perl and Raku solutions to the tasks from Week 357, particularly the Kaprekar Constant implementation with examples that match the problem specification and well-explained iteration logic. For Perl enthusiasts, its…
26 Jan
The article skillfully uses Raku's comb, sort, and flip operations for digit manipulation to offer a straightforward and idiomatic solution to the Kaprekar's ongoing problem. It is both instructive and useful for Raku programmers since it carefully addres…
Enjoy a quick recap of last week's contributions by Team PWC dealing with the "Kaprekar Constant" and "Unique Fraction Generator" tasks in Perl and Raku. You will find plenty of solutions to keep you busy.
26 Jan
Welcome to a new week with a couple of fun tasks "Max Str Value" and "Encrypted String". 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.
Corion mentions a number of places where things can be improved. I am surprised that the whole process is not fully automated yet. I mean some of the brightest people in the Perl community work on the core of perl.
Gwyn built mojoeye, a tiny Perl app to run system and security checks across their internal Linux hosts.
Features of Plack-Handler-H2: * Full HTTP/2 spec via nghttp2; * Non-blocking via libevent; * Supports the entire PSGI spec; * Automatically generates self-signed certs if none are provided as args;
Laurent is looking for help with Python and Java for an article series he is writing. Send him an email!
An excellent writeup on the process of optimization. Basically saying: don't do what you don't have to. This is specifically about optimizing OOP systems in Perl. Feel free to comment either on the bpo version of the article or here.
Discuss it on Reddit
A new version of SBOM::CycloneDX with support for the OWASP CycloneDX 1.7 specification (ECMA-424).
26 Jan
One hour long presentation about 3 pull-requests that were sent to MIME::Lite
Open Source contribution - Perl - Tree-STR, JSON-Lines, and Protocol-Sys-Virt - Setup GitHub Actions
26 Jan
One hour long video driver-navigator style pair-programming contributing to open source Perl modules.
vitroconnect
Otobo is the Open Source Service Management Platform, a 2019 fork of OTRS.