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Lucas

@priime

Interested in Racket, Emacs, NixOS

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02.11.2024
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Latest posts by Lucas @priime

Preview
Under the hood: Vec<T> Let's look at Vec<T> to get a better understanding of its inner structure.

"Under the hood: Vec<T>": marma.dev/articles/202...

22.09.2025 21:04 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
Public view of Lean | Zulip team chat Browse the publicly accessible channels in Lean without logging in.

The Lean project is looking for someone to work on a documentation tool for math/technical communication. This is likely to be very influential, so a chance for someone with the right skills to have great impact. See the announcement here:
leanprover.zulipchat.com#narrow/chann...

06.09.2025 14:28 πŸ‘ 38 πŸ” 12 πŸ’¬ 1 πŸ“Œ 1

Eli has a conversation with an LLM and crashes out: tmp.barzilay.org/ai-frustration

04.09.2025 15:47 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Sometimes I forget that I use an editor older than me

02.09.2025 11:33 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Framework 16 update W πŸ‘

26.08.2025 15:11 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

"How to Learn Nix": ianthehenry.com/posts/how-to...

21.08.2025 14:08 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
Code Review Can Be Better Insights, updates, and technical deep dives on building a high-performance financial transactions database.

"Code Review Can Be Better": tigerbeetle.com/blog/2025-08...

20.08.2025 13:58 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Will there be recordings?

19.08.2025 14:38 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

they know their userbase :)

17.08.2025 07:05 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Introduction - Typechecker Zoo Typecheckers built for fun

Typechecker zoo sdiehl.github.io/typechecker-...

17.08.2025 06:36 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

"Anamorphic macros": letoverlambda.com/index.cl/gue...

15.08.2025 17:05 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

irc just has a nice vibe to it

15.08.2025 15:56 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Racket Logo stylised lambda in white on red/blue disk

Racket Logo stylised lambda in white on red/blue disk

# (fifteenthΒ RacketCon)Β 
October 4-5, 2025, UMass Boston
con.racket-lang.org

[To register, buy a ticket via Eventbrite](www.eventbrite.com/e/racketcon-...). If you cannot attend in-person, there is an option to help support the livestream for remote participants.

14.08.2025 21:50 πŸ‘ 1 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

need a jsdate.wtf but for nix: nix.wtf?

13.08.2025 14:41 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

nixos-infect really works like a charm with Hetzner

12.08.2025 12:31 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

maybe it's time to host my own personal forgejo instance

11.08.2025 18:09 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
GitHub - tanrax/lobsters.el: A simple and elegant Lobsters client for Emacs A simple and elegant Lobsters client for Emacs. Contribute to tanrax/lobsters.el development by creating an account on GitHub.

A Lobsters client for Emacs github.com/tanrax/lobst...

10.08.2025 16:40 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Post image

Players of Asahikawa Shihou collected dirt from the Koshien stadium after losing.

07.08.2025 12:30 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Koryo (Hiroshima) defeats Asahikawa Shihou (North Hokkaido) in the first round of the Summer Koshien! Great game.

07.08.2025 12:30 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Why I'm Leaving NixOS After a Year? | rugu

"Why I'm Leaving NixOS After a Year": www.rugu.dev/en/blog/leav...

06.08.2025 17:08 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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jakeg -> 2025 -> why-nix

"why-nix": jakegines.in/blog/2025/wh...

21.07.2025 05:39 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
OCaml Game Engine: ECS My experience implementing camlcade's archetypal Entity-Component-System (ECS) in OCaml.

"OCaml Game Engine: ECS": edwardwibowo.com/blog/ocaml-g...

18.01.2025 04:05 πŸ‘ 6 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0
Preview
Northeastern’s redesign of the Khoury curriculum abandons the fundamentals of computer science 59 comments

Relevant lobsters link: lobste.rs/s/els8k7/nor...

10.01.2025 23:20 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Cup of the first infusion of a hot brew tea

Cup of the first infusion of a hot brew tea

Third infusion of tea but cold

Third infusion of tea but cold

"Mizudashi" -- iced tea brew

"Mizudashi" -- iced tea brew

"Mori" tea experience at ITO in Makati

04.01.2025 14:06 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Making cold-brew filter coffee
"Experimental Brew - Semi-cold Extraction"

Making cold-brew filter coffee "Experimental Brew - Semi-cold Extraction"

A cup of cold coffee
"Experimental Brew - Semi-cold Extraction"

A cup of cold coffee "Experimental Brew - Semi-cold Extraction"

A cup with hot coffee and some snack
"Limited Filter - Hot Brew"

A cup with hot coffee and some snack "Limited Filter - Hot Brew"

Filter coffee experience at ITO in Makati

04.01.2025 14:02 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Preview
GitHub - stumpwm/stumpwm: The Stump Window Manager The Stump Window Manager. Contribute to stumpwm/stumpwm development by creating an account on GitHub.

If elisp is too esoteric, there's also StumpWM configurable with common lisp: github.com/stumpwm/stum...

31.12.2024 02:14 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Reminded by my theory of computation class that I cannot, in fact, write a regex for balanced parentheses in my Emacs font-locking.

23.12.2024 15:48 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

We should all be writing software in lambda calculus

23.12.2024 05:22 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

DSLs for configuration feels like an underrated idea

22.12.2024 14:38 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Excerpt from "Axiomatic Set Theory", Tom Leinster.

I once began a talk to a large roomful of mathematicians by asking everyone to raise their hand if they were sure they knew the definition of group. Everyone’s hand went up. While the hands stayed up, we agreed that the definition began: β€˜a group is a set equipped with ...’. So, I said, if you’re confident you know what a group is, and the definition of group depends on the definition of set, then you must be at least as confident that you know what a set is. Nervous laughter. Then I asked the audience to keep their hands up if they were sure they knew what a set wasβ€”if they could state a rigorous definition or axioms. More nervous chuckles,
and almost every hand went down.

Excerpt from "Axiomatic Set Theory", Tom Leinster. I once began a talk to a large roomful of mathematicians by asking everyone to raise their hand if they were sure they knew the definition of group. Everyone’s hand went up. While the hands stayed up, we agreed that the definition began: β€˜a group is a set equipped with ...’. So, I said, if you’re confident you know what a group is, and the definition of group depends on the definition of set, then you must be at least as confident that you know what a set is. Nervous laughter. Then I asked the audience to keep their hands up if they were sure they knew what a set wasβ€”if they could state a rigorous definition or axioms. More nervous chuckles, and almost every hand went down.

Reminds me of this:

22.12.2024 14:30 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0