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GIS Lidar mapping chain of custody

https://appliedsystemsinsight.com
1•wesley-Alan•3m ago•0 comments

Why your AI agents will turn against you

https://yoloai.dev/posts/ai-agent-threat-landscape/
1•kstenerud•6m ago•0 comments

134229 Hack Oto

2•winko•9m ago•0 comments

Best iPhone Alternative for Samsung DeX: External Display Browser

https://apps.apple.com/us/app/external-display-browser/id6758286241
2•marianf•10m ago•2 comments

Gridpaper (scientific plotting tool) reaches 1.0

https://gridpaper.org/examples/
2•hnarayanan•11m ago•0 comments

Does A.I. Need a Constitution?

https://www.newyorker.com/magazine/2026/03/30/does-ai-need-a-constitution
3•doe88•14m ago•1 comments

Show HN: Opnsense-filterlog, a TUI for analysing OPNsense firewall logs

https://gitlab.com/allddd/opnsense-filterlog
2•allddd•15m ago•0 comments

Qwen3 512k context via TurboQuant on Mac mini

https://twitter.com/powtac/status/2037813823571194078
3•pow-tac•21m ago•1 comments

Post-Productivity

https://www.generalistcareer.com/p/post-productivity
3•millytamati•27m ago•1 comments

The Adolescence of Technology

https://www.darioamodei.com/essay/the-adolescence-of-technology#fnref:1
2•dgellow•33m ago•0 comments

Claude Mythos: A Cyber Threat

https://www.youtube.com/watch?v=JGubyPD_EU0
4•danebalia•34m ago•0 comments

Prince of Arabia for the Flipper (Cf Prince of Persia)

https://lab.flipper.net/apps/princeofarabia
2•matthewsinclair•38m ago•0 comments

Reverse-Engineering the Apollo 11 Code with AI

https://www.airealist.ai/p/reverse-engineering-the-apollo-11
4•julsimon•38m ago•0 comments

ClickWar Game

https://clickwar.ultimateteam.hu/
2•agerivagyok•39m ago•0 comments

The Comforting Lie of SHA Pinning

https://www.vaines.org/posts/2026-03-24-the-comforting-lie-of-sha-pinning/
3•chillax•40m ago•0 comments

Show HN: Immutable – Audit logs with SHA-256

https://getimmutable.dev/
3•umarey•43m ago•0 comments

I need flash USDT(trc20/erc20/bep20)

2•timiti•45m ago•0 comments

Cat Itecture: Better Cat Window Boxes

https://gwern.net/catitecture
2•gggscript•47m ago•0 comments

One endpoint. Best model. Any task

https://www.codesota.com/api-landing
2•Brosper•48m ago•1 comments

AV1's open, royalty-free promise in question as Dolby sues Snapchat over codec

https://arstechnica.com/gadgets/2026/03/av1s-open-royalty-free-promise-in-question-as-dolby-sues-...
4•pjmlp•50m ago•0 comments

Adults Lose Skills to AI. Children Never Build Them

https://www.psychologytoday.com/us/blog/the-algorithmic-mind/202603/adults-lose-skills-to-ai-chil...
4•ndr42•53m ago•1 comments

My heuristics are wrong. What now?

https://brooker.co.za/blog/2026/03/20/ic-leadership.html
2•r4um•54m ago•0 comments

Office Chair Is $50 Cheaper Than We've Seen Before

https://www.wired.com/story/branch-ergonomic-chair-pro-amazon-spring-sale-2026/
2•joozio•1h ago•0 comments

CERN uses tiny AI models burned into silicon for real-time LHC data filtering

https://theopenreader.org/Journalism:CERN_Uses_Tiny_AI_Models_Burned_into_Silicon_for_Real-Time_L...
21•TORcicada•1h ago•18 comments

Open Source Gave Me Everything Until I Had Nothing Left to Give

https://kennethreitz.org/essays/2026-03-18-open_source_gave_me_everything_until_i_had_nothing_lef...
5•ta988•1h ago•0 comments

Mysterious Trading Patterns Follow Trump into War

https://www.axios.com/2026/03/25/trump-iran-oil-insider-trading
2•karakoram•1h ago•1 comments

AI Research Is Getting Harder to Separate from Geopolitics

https://www.wired.com/story/made-in-china-ai-research-is-starting-to-split-along-geopolitical-lines/
3•joozio•1h ago•0 comments

Why This Jump in Gas Prices Feels Different

https://www.nytimes.com/2026/03/18/upshot/gas-prices-lookup.html
1•karakoram•1h ago•1 comments

Google to finance data center project leased to Anthropic

https://seekingalpha.com/news/4569914-google-to-finance-data-center-project-leased-to-anthropic
2•maneprajakta•1h ago•0 comments

Show HN: Spectator a cross platform DSL for cybersecurity

1•CzaxTanmay•1h ago•0 comments
Open in hackernews

The Emacs Widget Toolkit

https://appetrosyan.github.io/posts/emacs-widget.html
48•signa11•10mo ago

Comments

spit2wind•10mo ago
There's also the Emacs Widget Library[1] (which I hoped this posted would be about). It's a plain text widget library that's quite powerful. Unfortunately (and surprisingly for Emacs), the documentation for it could use some love.

My understanding of the Widget Library is that it attaches various keywords and plists to a symbol which is considered the "widget". The library otherwise consists of functions that expect certain keywords on the "widget" symbol in order to perform actions or to be drawn on the screen.

The challenge is, the documentation doesn't clearly lay out what the keyword API is. This makes it hard to compose widgets in ways beyond what's shown in the docs.

[1] https://www.gnu.org/software/emacs/manual/html_mono/widget.h...

appetrosyan•10mo ago
The idea is that we extend that and give it direct access to SDL. Such that we can e.g. run a shader in the buffer background, or allow you to have floating windows (frames) interacting with each other.

I am very aware of the advantages conferred by TUI and I seek to expand those to the GUI; not dumb-down to the level of modern GUI toolkits (that to be fair are dealing with a completely different problem). Hopefully, this can lead to some ideas being easier to implement from within Emacs.

_mlbt•10mo ago
Somewhat off topic, but I love all the references to Led Zeppelin’s incredible song, Stairway to Heaven.
gudzpoz•10mo ago
Personally, and contrary to the article, I do prefer Emacs's plain text widgets over more "GUI-like" ones. Plain text widgets minimize the differences between TUI and GUI Emacs and also inherently offer text selection, searching, copying, and pasting, which nicely integrates with Emacs. I mean, not many GUI frameworks let you place a cursor within a button and select its text, do they? I believe this is a unique advantage of text-based widgets: while other GUI applications require a dedicated mechanism for searching through their settings, text-based widgets allow you to use any text-searching packages to perform these actions.

Reading through the article, the author seems to be hoping for a pure GUI approach with Emacs-like navigation mechanisms, but I am not convinced that this can be as flexible as text-based widgets. However, for packages used exclusively within a GUI environment (like el-easydraw [1], which relies quite heavily on SVG-based widgets), it would be nice to have a dedicated GUI widget library.

(There was a discussion on Reddit about this a week ago [2], and I saw some comments defending GTK and PGTK that might be worth reading.)

[1] https://github.com/misohena/el-easydraw/

[2] https://www.reddit.com/r/emacs/comments/1kcgwme/the_emacs_wi...

appetrosyan•10mo ago
Author of the article.

This is what I was referring to when I talked about "rich verbs".

Many people feel that way. The idea here is not to tell you that you're wrong, but understand what you want and do it better on the GUI side. TUIs can do a lot and we should recognise their benefits. GUIs can do that too, and can sometimes do better things.

The text-based widgets done graphically do the trick. We can add stuff that can't be done in a TUI and see if they give you anything useful. If it can be done with text widgets means that it can be done in principle. GTK can't do it, and that's why I'm leaving it behind.

> (There was a discussion on Reddit about this a week ago [2], and I saw some comments defending GTK and PGTK that might be worth reading.)

The author of those comments abused their power on reddit. I will not get into the weeds, just say that I'd be happy to respond to the critique presented here in good faith.

robobro•10mo ago
Why did you delete the page?
appetrosyan•10mo ago
Didn't. I migrated to `hugo` and it trims off the `.html` at the end. The permalink is the same.
matt-attack•10mo ago
I agree and only use emacs in the console and love it. With the advent of lsp modes and real time typescript and linting it’s fantastic. But one thing I don’t like about the console is when LSP mode is giving you an in-line error on the right side of the terminal it’s wrapped and beautifully interspersed amongst your code, but it’s impossible to select multi line errors in order to paste into tools like ChatGPT. Since selecting the error, also selects your code on the left side.

Anyone have a good solution to this ?

LargoLasskhyfv•10mo ago
PSA: Use The Lucid Toolkit https://irreal.org/blog/?p=12672

https://old.reddit.com/r/emacs/comments/1hlj04t/emacs_using_...

appetrosyan•10mo ago
That's the best thing to do for the moment.
robobro•10mo ago
404

Page Not Found

Sorry, this page does not exist.

You can head back to the homepage.

appetrosyan•10mo ago
Hi. I just migrated my blog to Hugo yesterday. The correct link is:

https://appetrosyan.github.io/posts/emacs-widget/