Perl Weekly - all the articles published by Abigail

2020.10.14 in #482 Perl Weekly Challenge 082, Part 1
Finally, the wait is over, Abigail first blog for the weekly challenge. You don't want to skip.
2020.10.15 in #482 Perl Weekly Challenge 082, Part 2
Abigail is on the loose, with another blog of the week.
2020.11.07 in #485 Perl Weekly Challenge 85, Part 1
Abigail explains the various approaches to solving the task in this blog post.
2020.11.08 in #485 Perl Weekly Challenge 85, Part 2
Abigail's blog post does not just talk about solution but is also a great source of knowledge.
2020.11.12 in #486 Perl Weekly Challenge 86, Part 1
Abigail never fails to impress me with his solutions. Reading his blog is even more fun.
2020.11.12 in #486 Perl Weekly Challenge 86, Part 1
Abigail is at his best when he is showing the power of Perl, C, SQL and Node.js.
2020.11.14 in #486 Perl Weekly Challenge 86, Part 2
You don't want to miss Abigail's blog post as he has done a great job.
2020.11.19 in #487 Perl Weekly Challenge 87, Part 1
Abigail's blog post has not just Perl solution but also C and Node.
2020.11.20 in #487 Perl Weekly Challenge 87, Part 2
Abigail raised interesting questions and explored the different choices about the task.
2020.11.27 in #488 Perl Weekly Challenge 88, Part 1
This blog post goes into the finer details of the task in terms of Perl, C and Node.js.
2020.11.29 in #488 Perl Weekly Challenge 88, Part 2
Abigail has been a great supporter and this blog contribution is the talk of the town.
2020.12.04 in #489 Perl Weekly Challenge 89, Part 1
This week belongs to Abigail with his collection of gems. In his blog post, he only touched on the Perl side of it.
2020.12.06 in #489 Perl Weekly Challenge 89, Part 2
Abigail opened the Pandora's box in this blog post and shared some of his coolest creations. Must Read.
2020.12.13 in #490 Perl Weekly Challenge 90, Part 1
Abigail made the DNA task more fun by reading the sequence from STDIN.
2020.12.14 in #490 Perl Weekly Challenge 90, Part 2
Abigail's presentation of the results of Ethiopian multiplication is very elegant and verbose,
2020.12.20 in #491 Perl Weekly Challenge 91, Part 1
You don't want to miss Abigail's one liner. Pretty slick.
2020.12.27 in #492 Perl Weekly Challenge 92, Part 1
Abigail has always surprised me with his analytical thought. Impressive.
2020.12.27 in #492 Perl Weekly Challenge 92, Part 2
Abigail turned the harder task into a simple one. Plenty to learn from him. Highly Recommended.
2021.01.14 in #495 Perl Weekly Challenge 95, Part 1
Abigail has a style which makes the task even more fun and challenging. Please check out the blog for more fun.
2021.01.16 in #495 Perl Weekly Challenge 95, Part 2
Abigail is simply a genius. He found a technical error in the task. You have to check his blog to find it.
2021.01.22 in #496 Perl Weekly Challenge 96: Reverse Words
Abigail showing off the power of one-liners. Incredible.
2021.01.23 in #496 Perl Weekly Challenge 96: Edit Distance
Abigail presenting the mathematical side of the task "Edit Distance". Must Read.
2021.01.30 in #497 Perl Weekly Challenge 97: Ceasar Cipher
Abigail not only sharing Perl solutions but many more. Highly Recommended.
2021.01.30 in #497 Perl Weekly Challenge 97: Binary Substrings
Cool solution to the Binary substrings task. Must read.
2021.02.21 in #500 Perl Weekly Challenge 100: Fun Time
Abigail shows his one-liner skill with great detail.
2021.02.21 in #500 Perl Weekly Challenge 100: Triangle Sum
Abigail's use of map to read the input numbers is interesting.
2021.03.07 in #502 Perl Weekly Challenge 102: Rare Numbers
You don't read Abigail's blog just for its technical value. I love the story he created around the task.
2021.03.07 in #502 Perl Weekly Challenge 102: Hash-counting String
I must admit Abigail made the task look so simple and easy to follow.
2021.03.15 in #503 Perl Weekly Challenge 103: Chinese Zodiac
A nice explanation of the Chinese Zodiac, I loved it. And a straightforward implementation to go with the discussion.
2021.03.15 in #503 Perl Weekly Challenge 103: What’s playing?
The power of Abigail's blogging skill is so evident that even a complex task looks so simple. Please do check it out.
2021.03.21 in #504 Perl Weekly Challenge 104: FUSC Sequence
Abigail pushes the bar so high, it's impossible to catch up. Highly recommended.
2021.03.21 in #504 Perl Weekly Challenge 104: NIM Game
Abigail's solution to the NIM game became a tutorial for multiple languages. Please check it out yourself.
2021.04.04 in #506 Perl Weekly Challenge 106: Maximum Gap
Abigail once again showed off his skill and presented his solutions in an elegant blog post.
2021.04.04 in #506 Perl Weekly Challenge 106: Decimal String
Abigail's discussion about the Decimal String task is too technical and well worth reading. Thanks for sharing this knowledge.
2021.04.09 in #507 Perl Weekly Challenge 107: Self-descriptive Numbers
Abigail took pains to explain the maths behind the Self-descriptive numbers task. This is not for kids.
2021.04.09 in #507 Perl Weekly Challenge 107: List Methods
I loved Abigail's explanation about BEGIN. There is always something new to learn from Abigail's blog.
2021.04.19 in #508 Perl Weekly Challenge 108: Locate Memory
Cool hack to get a memory location in Perl. Thanks Abigail for sharing with us.
2021.04.19 in #508 Perl Weekly Challenge 108: Bell Numbers
Abigail once again gives us a glimpse of various languages while dealing with the Bell Numbers task. Thank you Abigail.
2021.04.25 in #509 Perl Weekly Challenge 109: Chowla Numbers
Technical aspects of the task are discussed in details. Thanks Abigail.
2021.04.25 in #509 Perl Weekly Challenge 109: Four Squares Puzzle
Again, there are plenty of different ways to deal with task discussed in this blog post.
2021.05.02 in #510 Perl Weekly Challenge 110: Valid Phone Numbers
I have learnt something new today - chained regexes in Perl. Thanks Abigail for sharing.
2021.05.02 in #510 Perl Weekly Challenge 110: Transpose File
Abigail's blog post is full of magical code. I loved the one-liner solution in Perl.
2021.05.09 in #511 Perl Weekly Challenge 111: Search Matrix
As always, Abigail, shows the powers of various languages while dealing with the Search Matrix task. Worth checking.
2021.05.09 in #511 Perl Weekly Challenge 111: Ordered Letters
Abigail is the master of regexes. He came up with another gem of regex in Perl. Highly Recommended.
2021.05.16 in #512 Perl Weekly Challenge 112: Canonical Path
Abigail's approach to the Canonical Path task is simply elegant. Thanks for sharing.
2021.05.16 in #512 Perl Weekly Challenge 112: Climb Stairs
Abigail took us on another journey whilst dealing with the Climb Stairs task. It took more than one read to get the logic.
2021.05.23 in #513 Perl Weekly Challenge: Represent Integer
Abigail's style of expanding the task is much appreciated. There is plenty to learn from his task analysis. Thanks for sharing.
2021.05.23 in #513 Perl Weekly Challenge 113: Recreate Binary Tree
Abigail is once again at his best. Please check it out.
2021.05.30 in #514 Perl Weekly Challenge 114: Next Palindrome Number
Abigail once again shared the mathematical aspect of palindromes. It makes me feel I know nothing. Thanks for sharing.
2021.05.30 in #514 Perl Weekly Challenge 114: Higher Integer Set Bits
Abigail is unbeatable when it comes to regex. Please check it out yourself to see what I am talking about.
2021.06.13 in #516 Perl Weekly Challenge 116: Number Sequence
Abigail's solution was hard to follow initially, but after the second read it become obvious. Thanks for sharing.
2021.06.13 in #516 Perl Weekly Challenge 116: Sum of Squares
For this task, Abigail split the task to make it more easy to understand. Cool attempt.
2021.06.27 in #518 Perl Weekly Challenge 118: Binary Palindrome
Abigail being the master of regex came up with one-liner regex to solve the task. Incredible.
2021.06.27 in #518 Perl Weekly Challenge 118: Adventure of Knight
Abigail shared some unique aspects of task #2, at least for me. I wasn't aware of these things.
2021.07.03 in #519 Perl Weekly Challenge 119: Swap Nibbles
2021.07.03 in #519 Perl Weekly Challenge 119: Sequence without 1-on-1
2021.07.07 in #520 Perl Weekly Challenge 120: Swap Odd/Even bits
Abigail once again showing his class with a one-liner. Don't miss out on the fun. Thanks for sharing.
2021.07.07 in #520 Perl Weekly Challenge 120: Clock Angle
A very different approach to the clock angle task. There is plenty to learn from his work.
2021.07.18 in #521 Perl Weekly Challenge 121: Invert Bit
Abigail's one liner is back in action with bitwise operations. Nice little hack.
2021.07.18 in #521 Perl Weekly Challenge 121: The Travelling Salesman
Really cool explanation of the task and the solution makes it so easy to follow. Thanks.
2021.07.25 in #522 Perl Weekly Challenge 122: Average of Stream
2021.07.25 in #522 Perl Weekly Challenge 122: Basketball Points
2021.08. in #526 Perl Weekly Challenge 126: Minesweeper Game
I never understood the game before, I must confess. Thanks to this blog post by Abigail, I can now say it is not too difficult.
2021.08.01 in #523 Perl Weekly Challenge 123: Ugly Numbers
Abigail shared some very interesting facts about Ugly Numbers. You must check it out.
2021.08.01 in #523 Perl Weekly Challenge 123: Square Points
Abigail once again shared the mathematical angle of the Square Points task. He made it appear so simple and easy that even a non-mathematical brain could understand. Thanks for sharing.
2021.08.08 in #524 Perl Weekly Challenge 124: Happy Women Day
Abigail tried the trivial task in many different languages.
2021.08.08 in #524 Perl Weekly Challenge 124: Tug of War
As always, Abigail came up with yet another elegant and easy-to-follow solution.
2021.08.15 in #525 Perl Weekly Challenge 125: Pythagorean Triples
Abigail sharing a pure mathematical solution with the formulas. I also noticed the performance comparison in the end. Must check this out.
2021.08.15 in #525 Perl Weekly Challenge 125: Binary Tree Diameter
Abigail once again showing his Perl powers with a one-liner. I found something new this time i.e. Tree:: -> new
2021.08.22 in #526 Perl Weekly Challenge 126: Count Numbers
Abigail shared a completely different aspect of the task that I wasn't aware of. Thanks for sharing the knowledge.
2021.08.29 in #527 Perl Weekly Challenge 127: Disjoint Sets
Abigail surprised me once again with %_. Never used it before, thanks for sharing.
2021.08.29 in #527 Perl Weekly Challenge 127: Conflict Intervals
Abigail shared something new in this solution with "my sub intersects". Thanks for enlighting us.
2021.09.05 in #528 Perl Weekly Challenge 128: Maximum Sub-Matrix
Nice demo of code reuse. I didn't realise, to be honest, that it was somewhat a repeat of a past task.
2021.09.05 in #528 Perl Weekly Challenge 128: Minimum Platforms
A very special solution to the Minimum Platform task as you get to see the Abigail magic once again. Thanks for sharing the knowledge.
2021.09.11 in #529 Perl Weekly Challenge 129: Root Distance
Abigail shared his magic as ever with bare minimum code. Thanks for your contribution.
2021.09.11 in #529 Perl Weekly Challenge 129: Add Linked Lists
Abigail ability to make difficult task looks simple is amazing. Plenty to learn from his contribution.
2021.09.17 in #530 Perl Weekly Challenge 130: Odd Number
Abigail shared cool solutions in not just Perl but also some other languages.
2021.09.26 in #531 Perl Weekly Challenge 131: Consecutive Arrays
Abigail is back with his one-liner in Perl. Awesome.
2021.09.26 in #531 Perl Weekly Challenge 131: Find Pairs
Abigail once again showing Regex power, Really cool solution.
2021.10.03 in #532 Perl Weekly Challenge 132: Mirror Dates
As always, Abigail, didn't just solve the task but also extended it to deal with other fun bits. Thanks for your contribution.
2021.10.03 in #532 Perl Weekly Challenge 132: Hash Join
Abigail discussed some very interesting aspects of the task and it is worth taking a note. You don't want to miss out.
2021.10.09 in #533 Perl Weekly Challenge 133: Integer Square Root
Abigail, master of regex, came up with yet another regex to solve the task. Keep it up; great work.
2021.10.17 in #534 Perl Weekly Challenge 134: Pandigital Numbers
A very clever trick to solve the task. I wish I knew it as well. Thanks for the contributions.
2021.10.17 in #534 Perl Weekly Challenge 134: Distinct Terms Count
Abigail came up with solutions in many different languages. What a bonus; you don't want to miss it.
2021.10.24 in #535 Perl Weekly Challenge 135: Middle 3-digits
Abigail is the master of regex. I learn something new every time I read his code. Keep up the great work.
2021.10.24 in #535 Perl Weekly Challenge 135: Validate SEDOL
I feel like collecting all of Abigail's regex solutions so far and putting them in a blog post for others to benefit from. Thank you for your contributions.
2021.10.28 in #536 Perl Weekly Challenge 136: Two Friendly
Abigail shared couple of different ways to calculate GCD and nice little hack to find out if a number is a power of 2. Great work, keep it up.
2021.10.28 in #536 Perl Weekly Challenge 136: Fibonacci Sequence
Abigail nailed it in this blog post. I have never seen him go into such detail before. I couldn't understand the graph on my first attempt. I have bookmarked for later reading. Highly Recommended. Thanks for sharing, Abigail.
2021.11.07 in #537 Perl Weekly Challenge 137: Long Year
Abigail's blog post is about more than just the task. Plenty of ideas to explore. Keep it up. Great work.
2021.11.07 in #537 Perl Weekly Challenge 137: Lychrel Number
I appreciate the amount of work put in to prepare this brilliant blog post. Thanks for sharing your knowledge.
2021.11.14 in #538 Perl Weekly Challenge 138: Workdays
Abigail's blog post has a nice bonus, I noticed, where you can live demo the solution. Really cool. Thanks for the support and encouragement.
2021.11.14 in #538 Perl Weekly Challenge 138: Split Number
Abigail's use of mathematical formulae is fascinating. And then getting that translated into a subroutine is amazing. Thanks for sharing the knowledge.
2021.11.19 in #539 Perl Weekly Challenge 139: JortSort
Abigail once again came up with collection of solutions in more than one language. Thanks for your contributions.
2021.11.19 in #539 Perl Weekly Challenge 139: Long Primes
Abigail's use of mathematical expressions to show the workings is really. Incredible job. Keep it up great work.
2021.11.28 in #540 Perl Weekly Challenge 140: Add Binary
As always, Abigail came up with yet another cool one-liner in Perl. Thanks Abigail for sharing the knowledge.
2021.12.01 in #543 Advent Of Code 2021, Day 1: Sonar Sweep
The first part of the Abigail's Advent series. You can edit the URL to see the rest of the posts. The source of the posts is available on GitHub.
2021.12.05 in #541 Perl Weekly Challenge 141: Number Divisors
Abigaili's brilliant one-liner in Perl is the highlight for me. Thanks for sharing the knowledge with us.
2021.12.05 in #541 Perl Weekly Challenge 141: Like Numbers
Abigail is a gem. You are definitely going to enjoy his Perl solution. Keep up the great work.
2021.12.08 in #542 Perl Weekly Challenge 142: Divisor Last Digit
Once again, one more one-liner in Perl to solve the task.
2021.12.15 in #543 Advent Of Code 2021, Day 15: Chiton
2021.12.31 in #545 Perl Weekly Challenge 145: Dot Product
Cool use of the CPAN module Math::Matrix results in a classic solution. Thank you Abigail.
2021.12.31 in #545 Perl Weekly Challenge 145: Palindromic Tree
Too much to handle in one liner. These solutions need to be kept safe for the next generation. Keep it up great work.
2022.01.04 in #546 Perl Weekly Challenge 146: 10001st Prime Number
Another cool use of another CPAN module as shown by Abigail.
2022.01.04 in #546 Perl Weekly Challenge 146: Curious Fraction Tree
Abigail presented the task in a simple and easy to read format. Thanks for your help.
2022.01.23 in #548 Perl Weekly Challenge 148: Eban Numbers
Abigail is a master of Perl one-liners using regexes. I loved the task analysis, it was an eye-opener for me. Thanks for sharing your knowledge, as always.
2022.01.23 in #548 Perl Weekly Challenge 148: Cardano Triplets
Abigail going into details about the mathematical operations behind the task. Exceptional derivation. You don't want to skip it.
2022.01.28 in #549 Perl Weekly Challenge 149: Fibonacci Digit Sum
Cool use of state variables to solve the task. Always something fresh in your contribution every week. Keep it up.
2022.01.28 in #549 Perl Weekly Challenge 149: Largest Square
Interesting story behind the task is shared by Abigail. The Perl solution seems trivial. Thanks for sharing.
2022.02.01 in #550 Perl Weekly Challenge 150: Fibonacci Words
Abigail's special touch in this week's solution is using regex. You don't want to miss it.
2022.02.01 in #550 Perl Weekly Challenge 150: Square-free Integer
This classic one-liner in Perl by Abigail is top class. It should be kept safe; not to be lost.

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