Chris Heilmann
@codepo8.bsky.social
The robots are coming and we need to make a great example for them. Author, presenter, A11y lover, Online teacher at Skillshare and LinkedIn Learning
New Video setup ready
November 26, 2025 at 1:49 PM
New Video setup ready
Code beautifiers expose credentials from banks, govt, tech orgs www.bleepingcomputer.com/news/securit...
Code beautifiers expose credentials from banks, govt, tech orgs
Thousands of credentials, authentication keys, and configuration data impacting organizations in sensitive sectors have been sitting in publicly accessible JSON snippets submitted to the JSONFormatter...
www.bleepingcomputer.com
November 26, 2025 at 10:13 AM
Code beautifiers expose credentials from banks, govt, tech orgs www.bleepingcomputer.com/news/securit...
Asking LLMs to give you information as a poem leads them to give out information they shouldn't.
Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models arxiv.org/abs/2511.15304
U2 called it, every poet is a thief.
Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models arxiv.org/abs/2511.15304
U2 called it, every poet is a thief.
Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models
We present evidence that adversarial poetry functions as a universal single-turn jailbreak technique for Large Language Models (LLMs). Across 25 frontier proprietary and open-weight models, curated po...
arxiv.org
November 24, 2025 at 4:16 PM
Asking LLMs to give you information as a poem leads them to give out information they shouldn't.
Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models arxiv.org/abs/2511.15304
U2 called it, every poet is a thief.
Adversarial Poetry as a Universal Single-Turn Jailbreak Mechanism in Large Language Models arxiv.org/abs/2511.15304
U2 called it, every poet is a thief.
The future of AI browsing may depend on developers rethinking how they build websites the-decoder.com/the-future-o...
New non-standard elements: and to avoid AI browsers scanning and (mis)interpreting the HTML. You know, that could be a standards proposal
New non-standard elements:
The future of AI browsing may depend on developers rethinking how they build websites
Researchers at TU Darmstadt have introduced the VOIX framework, giving websites two new HTML elements so AI agents can recognize available actions without having to visually interpret complex user int...
the-decoder.com
November 24, 2025 at 4:14 PM
The future of AI browsing may depend on developers rethinking how they build websites the-decoder.com/the-future-o...
New non-standard elements: and to avoid AI browsers scanning and (mis)interpreting the HTML. You know, that could be a standards proposal
New non-standard elements:
Gemini 3 refused to believe it was 2025, and hilarity ensued techcrunch.com/2025/11/20/g...
Gemini 3 refused to believe it was 2025, and hilarity ensued | TechCrunch
Famed AI researcher Andrej Karpathy got early access to Google’s latest AI model and stumbled onto its "model smell."
techcrunch.com
November 24, 2025 at 4:07 PM
Gemini 3 refused to believe it was 2025, and hilarity ensued techcrunch.com/2025/11/20/g...
Making the day of your work colleague with the big speakers. Go to the browser console and do a:
window.speechSynthesis.speak(
new SpeechSynthesisUtterance(document.body.innerHTML)
)
window.speechSynthesis.speak(
new SpeechSynthesisUtterance(document.body.innerHTML)
)
November 24, 2025 at 1:16 PM
Making the day of your work colleague with the big speakers. Go to the browser console and do a:
window.speechSynthesis.speak(
new SpeechSynthesisUtterance(document.body.innerHTML)
)
window.speechSynthesis.speak(
new SpeechSynthesisUtterance(document.body.innerHTML)
)
Amazon cut more than 1,800 engineers in record layoffs, despite saying it needs to innovate faster www.cnbc.com/2025/11/21/a...
Amazon cut more than 1,800 engineers in record layoffs, despite saying it needs to innovate faster
Nearly 40% of the roughly 4,700 positions Amazon eliminated across Washington, New York, New Jersey and California were engineering jobs.
www.cnbc.com
November 24, 2025 at 12:59 PM
Amazon cut more than 1,800 engineers in record layoffs, despite saying it needs to innovate faster www.cnbc.com/2025/11/21/a...
At @btconf.bsky.social, @bell.bz showed that it is tricky to shuffle a CSS grid without a lot of JS. By using CSS custom properties I might have found an optimised solution. Needs performance checking though.
christianheilmann.com/2025/11/24/s...
github.com/codepo8/grid...
codepen.io/codepo8/pen/...
christianheilmann.com/2025/11/24/s...
github.com/codepo8/grid...
codepen.io/codepo8/pen/...
November 24, 2025 at 10:30 AM
At @btconf.bsky.social, @bell.bz showed that it is tricky to shuffle a CSS grid without a lot of JS. By using CSS custom properties I might have found an optimised solution. Needs performance checking though.
christianheilmann.com/2025/11/24/s...
github.com/codepo8/grid...
codepen.io/codepo8/pen/...
christianheilmann.com/2025/11/24/s...
github.com/codepo8/grid...
codepen.io/codepo8/pen/...
Let's replace "mansplaining" with the proper term: "correctile dysfunction".
November 22, 2025 at 5:05 PM
Let's replace "mansplaining" with the proper term: "correctile dysfunction".
Preserving code that shaped generations: Zork I, II, and III go Open Source opensource.microsoft.com/blog/2025/11...
Preserving code that shaped generations: Zork I, II, and III go Open Source
Microsoft’s Open Source Programs Office (OSPO), Team Xbox, and Activision are making Zork I, Zork II, and Zork III available under the MIT License.
opensource.microsoft.com
November 21, 2025 at 3:39 PM
Preserving code that shaped generations: Zork I, II, and III go Open Source opensource.microsoft.com/blog/2025/11...
Reposted by Chris Heilmann
You know what they say: when life gives you lemons, make a short YouTube video about unexpected citrus deliveries and why that has significant implications for the increasingly consolidated nature of the modern Internet.
youtu.be/UgJ5qnCkIOk
youtu.be/UgJ5qnCkIOk
What Happens When Cloudflare Has a Bad Day?
YouTube video by Dylan Beattie
youtu.be
November 18, 2025 at 4:51 PM
You know what they say: when life gives you lemons, make a short YouTube video about unexpected citrus deliveries and why that has significant implications for the increasingly consolidated nature of the modern Internet.
youtu.be/UgJ5qnCkIOk
youtu.be/UgJ5qnCkIOk
Not sure if Enid Blyton would have approved with the direction they are taking the beloved children's books…
November 20, 2025 at 4:05 PM
Not sure if Enid Blyton would have approved with the direction they are taking the beloved children's books…
90-Day Cybersecurity Study Plan github.com/farhanashraf...
GitHub - farhanashrafdev/90DaysOfCyberSecurity: This repository contains a 90-day cybersecurity study plan, along with resources and materials for learning various cybersecurity concepts and technolog...
This repository contains a 90-day cybersecurity study plan, along with resources and materials for learning various cybersecurity concepts and technologies. The plan is organized into daily tasks, ...
github.com
November 20, 2025 at 11:17 AM
90-Day Cybersecurity Study Plan github.com/farhanashraf...
It's been 36 years, surely it is OK by now to deflate the jam, right?
November 20, 2025 at 8:03 AM
It's been 36 years, surely it is OK by now to deflate the jam, right?
From my toolbox: rotating arrays
November 19, 2025 at 8:12 AM
From my toolbox: rotating arrays
Later today I am presenting at the Developer Relations Summit giving a behind the scenes view how we organise the WeAreDevelopers World Congress:
virtual.productmarketingalliance.com/location/dev...
virtual.productmarketingalliance.com/location/dev...
November 19, 2025 at 7:45 AM
Later today I am presenting at the Developer Relations Summit giving a behind the scenes view how we organise the WeAreDevelopers World Congress:
virtual.productmarketingalliance.com/location/dev...
virtual.productmarketingalliance.com/location/dev...
Later today I am presenting at the Developer Relations Summit giving a behind the scenes view how we organise the WeAreDevelopers World Congress:
virtual.productmarketingalliance.com/location/dev...
virtual.productmarketingalliance.com/location/dev...
Developer Relations Summit | Online
Learn how to build and nurture a thriving developer community that fuels innovation and product adoption
virtual.productmarketingalliance.com
November 19, 2025 at 7:44 AM
Later today I am presenting at the Developer Relations Summit giving a behind the scenes view how we organise the WeAreDevelopers World Congress:
virtual.productmarketingalliance.com/location/dev...
virtual.productmarketingalliance.com/location/dev...
Is it me or is Cloudflare buggered today?
November 18, 2025 at 6:43 PM
Is it me or is Cloudflare buggered today?
Tool methods I use that should have a native equivalent: getting and setting CSS custom properties and values from JavaScript.
November 18, 2025 at 11:06 AM
Tool methods I use that should have a native equivalent: getting and setting CSS custom properties and values from JavaScript.
Love this trick: given that `orders` is an array, you can do:
orders.push(orders.shift());
to do what?
orders.push(orders.shift());
to do what?
November 18, 2025 at 9:33 AM
Love this trick: given that `orders` is an array, you can do:
orders.push(orders.shift());
to do what?
orders.push(orders.shift());
to do what?
The biggest mistake in Speed (1994) is the title. If you check on IMDB you will find that it had a director, Jan de Bont. Any speed with a defined direction should be called Velocity. One more example where Hollywood plays fast and loose with the laws of physics
November 15, 2025 at 6:39 PM
The biggest mistake in Speed (1994) is the title. If you check on IMDB you will find that it had a director, Jan de Bont. Any speed with a defined direction should be called Velocity. One more example where Hollywood plays fast and loose with the laws of physics
GitHub no longer uses toasts because of their accessibility and usability issues. primer.style/accessibilit...
Toasts
GitHub no longer uses toasts because of their accessibility and usability issues.
primer.style
November 13, 2025 at 11:08 AM
GitHub no longer uses toasts because of their accessibility and usability issues. primer.style/accessibilit...
Reposted by Chris Heilmann
German court rules that OpenAI violated copyright laws by training ChatGPT on music 🎵
• May set precedent for Europe AI copyright uses
• OpenAI disagrees & can appeal
"The internet is not a self-service store, and human creative achievements are not free templates"
— German Music Rights Society
• May set precedent for Europe AI copyright uses
• OpenAI disagrees & can appeal
"The internet is not a self-service store, and human creative achievements are not free templates"
— German Music Rights Society
November 12, 2025 at 12:26 AM
German court rules that OpenAI violated copyright laws by training ChatGPT on music 🎵
• May set precedent for Europe AI copyright uses
• OpenAI disagrees & can appeal
"The internet is not a self-service store, and human creative achievements are not free templates"
— German Music Rights Society
• May set precedent for Europe AI copyright uses
• OpenAI disagrees & can appeal
"The internet is not a self-service store, and human creative achievements are not free templates"
— German Music Rights Society
Palantir CEO Says a Surveillance State Is Preferable to China Winning the AI Race gizmodo.com/palantir-ceo...
And he can get right in the sea with this idea…
And he can get right in the sea with this idea…
Palantir CEO Says a Surveillance State Is Preferable to China Winning the AI Race
He also had strong opinions about people's
gizmodo.com
November 11, 2025 at 9:45 AM
Palantir CEO Says a Surveillance State Is Preferable to China Winning the AI Race gizmodo.com/palantir-ceo...
And he can get right in the sea with this idea…
And he can get right in the sea with this idea…
The German word for musician is "Musikant", which also doubles as an excellent description for Morrisey these days.
November 11, 2025 at 9:25 AM
The German word for musician is "Musikant", which also doubles as an excellent description for Morrisey these days.