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OpenCiv3: Open-source, cross-platform reimagining of Civilization III

https://openciv3.org/
624•klaussilveira•12h ago•182 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
926•xnx•18h ago•548 comments

What Is Ruliology?

https://writings.stephenwolfram.com/2026/01/what-is-ruliology/
32•helloplanets•4d ago•24 comments

How we made geo joins 400× faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
109•matheusalmeida•1d ago•27 comments

Jeffrey Snover: "Welcome to the Room"

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
9•kaonwarb•3d ago•7 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
40•videotopia•4d ago•1 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
219•isitcontent•13h ago•25 comments

Monty: A minimal, secure Python interpreter written in Rust for use by AI

https://github.com/pydantic/monty
210•dmpetrov•13h ago•103 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
322•vecti•15h ago•143 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
370•ostacke•18h ago•94 comments

Microsoft open-sources LiteBox, a security-focused library OS

https://github.com/microsoft/litebox
358•aktau•19h ago•181 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
477•todsacerdoti•20h ago•232 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
272•eljojo•15h ago•160 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
402•lstoll•19h ago•271 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
85•quibono•4d ago•20 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
14•jesperordrup•2h ago•6 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
25•romes•4d ago•3 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
56•kmm•5d ago•3 comments

Start all of your commands with a comma

https://rhodesmill.org/brandon/2009/commands-with-comma/
3•theblazehen•2d ago•0 comments

Was Benoit Mandelbrot a hedgehog or a fox?

https://arxiv.org/abs/2602.01122
12•bikenaga•3d ago•2 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
244•i5heu•15h ago•188 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
52•gfortaine•10h ago•21 comments

I spent 5 years in DevOps – Solutions engineering gave me what I was missing

https://infisical.com/blog/devops-to-solutions-engineering
140•vmatsiiako•17h ago•63 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
280•surprisetalk•3d ago•37 comments

I now assume that all ads on Apple news are scams

https://kirkville.com/i-now-assume-that-all-ads-on-apple-news-are-scams/
1058•cdrnsf•22h ago•433 comments

Why I Joined OpenAI

https://www.brendangregg.com/blog/2026-02-07/why-i-joined-openai.html
132•SerCe•8h ago•117 comments

Show HN: R3forth, a ColorForth-inspired language with a tiny VM

https://github.com/phreda4/r3
70•phreda4•12h ago•14 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
28•gmays•8h ago•11 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
176•limoce•3d ago•96 comments

FORTH? Really!?

https://rescrv.net/w/2026/02/06/associative
63•rescrv•20h ago•22 comments
Open in hackernews

Extensibility: The "100% Lisp" Fallacy

https://kyo.iroiro.party/en/posts/100-percent-lisp/
79•todsacerdoti•1mo ago

Comments

jibal•1mo ago
> It’s not wrong

Glad we settled that.

vindarel•1mo ago
Recently added in Lem: tree-sitter for JSON, YAML, Nix, Markdown, WAT; new language modes: Clojure, Perl, Kotlin, Zig (with LSP); git-gutter mode.

Lem has a (quite simple still) Git/hg/fossil interactive mode (interactive rebase is there but no reword for instance) and org-mode support is coming (https://github.com/mahmoodsh36/organ-mode).

Lem now is ncurses + webview (+ the non-longer maintained SDL2 backend) and it has daily multi-platform binaries. Try it out!

https://lem-project.github.io/

xedrac•1mo ago
I tried the latest nightly release AppImage on Fedora 43 and got a nice undefined symbol error:

    /usr/lib64/gio/modules/libdconfsettings.so: undefined symbol: g_assertion_message_cmpint
    Failed to load module: /usr/lib64/gio/modules/libdconfsettings.so
    /usr/lib64/gvfs/libgvfscommon.so: undefined symbol: g_task_set_static_name
    Failed to load module: /usr/lib64/gio/modules/libgvfsdbus.so
So I tried out the container version with podman and that worked. I am familiar with Emacs, so some things were natural to me. I like Lem quite a bit. But to really drive with it, I need:

    - Solid LSP support
    - Project scoped buffer switching/searching
    - Great vim keybinding support (this seems to have improved since last I tried lem years ago)
    - Tree-sitter support for the languages I care about.
According to the website, LSP support is still a WIP. I didn't want to go through the hassle of testing it out in the docker container. From what I can tell, there is no project scoping for buffers, but I might be wrong.

All in all, a big improvement from a few years ago when I last tried it!

vindarel•1mo ago
Hello, yes there's project scoping: https://lem-project.github.io/usage/usage/#project-commands (added by yours truly, which was easy thanks to Lem's quality code base). I find the vim layer excellent, you can open an issue if you find obvious things missing.
acuozzo•1mo ago
Interesting that there was no mention of Symbolics Lisp machines.
xvilka•1mo ago
Common Lisp standard (and its implementations) really needs an uplift to shine. There are so many shortcomings and missing features in it that listing them here would take a lot of space. Instead, I will point to some proposals like Common Lisp 3[1] and Compact Lisp[2]. Meanwhile proper typing should be introduced out of the box, like in Coalton[3], for example. Also, pattern matching should be the part of the language, not some external library [4]. Even something basic but foundational is not yet standardized - Unicode support!

[1] https://github.com/blakemcbride/common-lisp-3

[2] https://github.com/lassik/compact-lisp

[3] https://coalton-lang.github.io/

[4] https://lispcookbook.github.io/cl-cookbook/pattern_matching....

kscarlet•1mo ago
I don't find any good idea in [1].

> 1. The function and variable namespaces have been collapsed into a single namespace.

Lisp-N, package system and homoiconic macro is a local optimum (IMO practically much better than Scheme, but I digress) for variable capture issue in metaprogramming. Now it's saying let's bring back the footguns and also you have to write lst instead of list. Please, no.

> 2. ...adds a layer on top of CLOS

How about a library? Why a new standard?

> 3. Common Lisp 3 supports case-sensitive symbols.

This I can relate.

> 4. Common Lisp 3 supports native threads. > 5. Common Lisp 3 supports tail recursion elimination.

Practically not a problem for today's CL. There's nothing to fix.

> Meanwhile proper typing should be introduced out of the box, like in Coalton[3], for example.

Are you saying Coalton as an embedded language should be introduced out of the box? I'm afraid it may quickly earn similar reputation as LOOP and FORMAT. Or are you saying the whole language should adopt Coalton-like typed semantics? Then I don't think it's even possible for large part of the language, especially when you take interactivity into account. What happens when a function gets redefined with different type? Worse, how about CHANGE-CLASS and UPDATE-INSTANCE-FOR-REDEFINED-CLASS?

> Also, pattern matching should be the part of the language, not some external library [4].

Why not? Common Lisp as a living and extensible language now evolves by adopting de-facto standard (trivia for pattern matching, bt for native threads, usocket for network, ASDF for build system, etc). Why need a committee or other form of authority to prescribe what everyone gets to use when we have a maximally democratic process?

xvilka•1mo ago
> Are you saying Coalton as an embedded language should be introduced out of the box?

Not the whole language as is but proper algebraic types at least. Just like most modern languages do.

> Why not? Common Lisp as a living and extensible language now evolves by adopting de-facto standard (trivia for pattern matching, bt for native threads, usocket for network, ASDF for build system, etc). Why need a committee or other form of authority to prescribe what everyone gets to use when we have a maximally democratic process?

Totally a valid point but then something like Compact Lisp proposal to strip the language to the bare minimum and extract everything out in libraries would make way more sense than the huge and only half-used CL standard we have now.

metroholografix•1mo ago
If you want Scheme, go use Scheme because these are not arguments for Common Lisp. There is tons of value in the CL specification being this big and I'm happy I can still run code I wrote more than 25 years ago (or third party code written more than 50 years ago) without any issues.

Generally, contemporary folks that propose improvements to the CL spec tend to be misinformed / misguided and/or lacking experience to realize why their proposed improvements are bad ideas.

remexre•1mo ago
How would algebraic types work with SLIME? If I remove a constructor from my algebraic type, what happens to values of that type that are built with that constructor that're stored in globals?

In the same way that non-hygienic macros in a Lisp-2 with a CL-style package system are a local optimum, many non-obvious design choices in the Common Lisp type system and CLOS make SLIME "just work" in almost every case.

kscarlet•1mo ago
I guess this case is workable similar to struct redefintion. There can be a condition and a CONTINUE restart, which makes instances of the removed constructor obsolete.
vindarel•1mo ago
> so many shortcomings and missing features

I suggest to have a look at CIEL: https://github.com/ciel-lang/CIEL/

-> CL, with batteries out of the box: http, json, csv, DB, functional data structures, regexp, pattern matching, missing docstrings, missing functions, easy script runner…

and to Epsilon: https://github.com/jbouwman/epsilon/

> Epsilon is a Lisp programming environment built using SBCL that provides functional data structures and some encoding, cryptographic hashing and network programming capabilities.

codeflo•1mo ago
The author mentions in the article text (and re-emphasizes in a footnote) that you will want to use platform-specific APIs for improved accessibility even when this limits extensibility:

> you will want to support font fallback, input methods and screen readers, all of which require interacting with platform specific APIs and are thus much less customizable

May I ask the heretical question why of these two situations:

(a) you have one editor that makes compromises between extensibility and accessibility

(b) you have one non-accessible editor that goes all-in on extensibility, and one not-fully customizable editor that goes all-in on accessibility

one would prefer (a) over (b)? Situation (a) sounds like strictly more total effort for a worse outcome, as you have one much more complex system that tries to navigate both purposes.

InfiniteRand•1mo ago
It would depend on your accessibility needs, if you only need the apis included in a, then a would be a better option
jockm•1mo ago
Because accessibility should be front of mind for all apps. We don’t want disabled people to be treated like an afterthought or only using specialty apps. Anyone can become disabled and need these features, either temporarily or permanently and shouldn’t have to change their entire tool chain to adapt
hulitu•1mo ago
> We don’t want disabled people to be treated like an afterthought or only using specialty apps.

We also don’t want non-disabled people to be treated like they are disabled (to not use other words). And no, gray on gray is not accesibility, Narrator is not accesibility, dumbing down things is not accesibility.

jockm•3w ago
And where did I say any of that
frou_dh•1mo ago
What I got from this is that the author doesn't like the term Extensible being used for situations that don't follow good software engineering practices. Maybe the term Hackable is less offensive and implies dirtiness being okay.