Jean Tessier

I just completed "Movie Theater" - Day 9 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/9

See my #Ruby solution at github.com/jeantessier/...

Took me longer than it should have, and I had to pull out RSpec to track my progress with unit tests.

I just completed "Playground" - Day 8 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/8

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I just completed "Laboratories" - Day 7 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/7

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I just completed "Trash Compactor" - Day 6 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/6

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I just completed "Cafeteria" - Day 5 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/5

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I just completed "Printing Department" - Day 4 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/4

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I just completed "Lobby" - Day 3 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/3

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I just completed "Gift Shop" - Day 2 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/2

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I've completed "Secret Entrance" - Day 1 - Advent of Code 2025 #AdventOfCode adventofcode.com/2025/day/1

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We Just Build Hammers: A New Book by Coraline Ada Ehmke Stories of visionaries from the past, present, & future of responsible tech, and the science fiction that inspired them. Available now from Apress.

It's here! "We Just Build Hammers: Stories from the Past, Present, and Future of Responsible Tech" brings to life tales of the unsung heroes of responsible tech and the science fiction that inspired them.

thehammerbook.com

#TechJustice #EthicalSource #ResponsibleTech #TechEthics #TheFutureIsSoft

Bon, a priori, les gens seraient intéressés par le fonctionnement général d'un lave-vaisselle, et pourquoi je dis que personne ne sait s'en servir correctement.

Un cadeau de Noël de ma part, tout ce que vous avez toujours voulu savoir sur ce chef-d'œuvre de la technologie.

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I just completed all 25 days of Advent of Code 2024! #AdventOfCode adventofcode.com

See my #Ruby solutions at github.com/jeantessier/...

I just completed "Crossed Wires" - Day 24 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/24

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I just completed "Keypad Conundrum" - Day 21 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/21

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I just completed "LAN Party" - Day 23 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/23

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I just completed "Monkey Market" - Day 22 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/22

See my #Ruby solution at github.com/jeantessier/...

How Hard Should Your Employer Work To Retain You? Recently we learned that Google spent $2.7 billion to re-hire a single AI researcher who had left to start his own company. As Charlie Brown would say: “Good grief.” 🙄 This is an (incredibly!) extr…

How hard should you work to retain employees who hint at leaving?

In @mipsytipsy.bsky.social's latest blog, she shares her perspective on the employer-employee relationship, with some honest truths along the way. Check it out below 👇

charity.wtf/2024/10/11/h...

I just completed "Race Condition" - Day 20 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/20

See my #Ruby solution at github.com/jeantessier/...

“Founder Mode” and the Art of Mythmaking I’ve never been good at “hot takes”. Anyone who knows anything about marketing can tell you that the best time to share your opinion about something is when everyone is all worked up about it. Hot …

I (finally) wrote up my thoughts on "Founder Mode" and the Brian Chesky morality tale about how he turned around Airbnb company culture.

This has made it into the Silicon Valley water table; it must be dealt with. There are some good nuggets within; let's dig them out.

charity.wtf/2024/12/17/f...

I just completed "Linen Layout" - Day 19 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/19

See my #Ruby solution at github.com/jeantessier/...

I just completed "Chronospatial Computer" - Day 17 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/17

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I just completed "RAM Run" - Day 18 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/18

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I just completed "Reindeer Maze" - Day 16 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/16

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I couldn't get Part 2 to compute correctly and I had to make some visual observations to arrive at the correct answer.

I just completed "Warehouse Woes" - Day 15 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/15

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I just completed "Restroom Redoubt" - Day 14 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/14

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I just completed "Claw Contraption" - Day 13 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/13

See my #Rub solution at github.com/jeantessier/...

Gusto joins the Rails Foundation as a Contributing member We have a lot of good news coming this week, and this is just the start: Gusto, a leading provider of HR, payroll, and benefits solutions, and a big supporter of the Rails community, has joined the Ra...

[I'm copying this from @ruby_discussions@mastodon.social and posting it here because I couldn't find their BlueSky account.]

Gusto joins the Rails Foundation as a Contributing member

rubyonrails.org/2024/12/11/g...

Discussions: discu.eu/q/https://ru...

#programming #rails #ruby #webdev

I just completed "Garden Groups" - Day 12 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/12

See my #Ruby solution at github.com/jeantessier/...

I've completed "Hoof It" - Day 10 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/10

See my #JavaScript solution at github.com/jeantessier/...

I just completed "Plutonian Pebbles" - Day 11 - Advent of Code 2024 #AdventOfCode adventofcode.com/2024/day/11

See my #Ruby solution at github.com/jeantessier/...