Jakob Skjerning
@jakobs.bsky.social
Aka @mentalizer from Twitter. Rails OG, web application developer, consultancy owner, sailor, and dad joke appreciator. Building substancelab.dk, frontlobby.dk, skrift.eu, writes at mentalized.net
“Incidents per Pull Request were up 242%. Monthly incidents were up 58%. Bugs were up 54%” Slow. The. F**k. Down. codemanship.wordpress.com/2026/05/10/s... via Instapaper
Slow. The. F**k. Down.
“Slow is smooth, and smooth is fast.” US Navy SEALS training mantra Another day, another data set telling us what we already knew. In the latest AI Engineering Report from Faros, the so…
codemanship.wordpress.com
Been twiddling with the marketing page for Uchi these last few days; Finally got around to adding screenshots of actual features: www.uchiadmin.com
Uchi Admin
Scaffolds are great, but only take you so far. Uchi is the next step in Rails admin panels. bundle add uchi && rails uchi:install and you're halfway there.
uchiadmin.com
Ooow, got a classic SQL injection attempt, it's almost cute
Adding a new domain to Mailgun, and their _recommended_ "Automatic setup" gives me an iframe from Entri (?) that plainly asks for my DNS provider username and password 😱 wut?
this is cool. it was a running joke (it was a joke right?) that the elevators in the (newish when I started my degree) Engineering & Computer Science building were programmed by students. this was why they failed all the time. https://john.fun/elevators
Domains by the numbers dotcom.press/archive/domains-by-the-numbers although probably nicer to read on the website^, this is well suited to a thread, so here goes
Finally a score above 4K. Still a long way off from the speed solvers, though. puzzmo.com/play/crosswo...
@mentalizer's finished Cross|word
Music Arrangement
puzzmo.com
RubyEvents Guides is now live. Over the last few months, I talked to Rubyists who want to help the community keep going. Some want to restart a local meetup. Some are organizing their first small conference. Some already run events and want to make the next one better.
Det regnsymbol føles næsten som et personligt angreb… ☔️
The feature I was most proud of almost killed the product. Spent 3 weeks on a permission system. Users got confused and stopped onboarding. I deleted most of it. Simplicity is not a design choice. It is a product strategy.
A frontier model can build your whole app in one prompt. Sometimes that's even true. The question is whether you should. And no, you shouldn't. One-shotting skips every checkpoint where you'd catch your own planning misses. Build in milestones.
If you are into puzzle games and you haven't played Blue Prince yet, now's your chance. 40% off on Steam, well worth it even at the full price, highly recommended. store.steampowered.com/app/1569580/...
Save 40% on Blue Prince on Steam
Welcome to Mt. Holly, where every dawn unveils a new mystery. Navigate through shifting corridors and ever-changing chambers in this genre-defying strategy puzzle adventure. But will your unpredictabl...
store.steampowered.com
99% of the eyeballs and customers are in your future. So you can always change, always try something new - new messages, logos, everything. So just go out there with something. Don't fear making a big splash with the wrong thing - that's not going to happen.
A reminder that if buying isn't ownership than piracy isn't stealing.
Kotaku@kotaku.com · last mo.PlayStation is deleting 551 purchased movies from its customers' accounts, reminding us nothing digital is ever truly ours https://kotaku.com/playstation-store-movies-digital-studio-canal-terminator-2000711013
When reality surpasses fiction! Top: fictional forecast for August 2050, broadcast by French TV in 2014 to warn about the consequences of global warming. Bottom: Real French forecast for yesterday, June 22, 2026.
Turned @asmartbear.com's startup validation framework into a free web tool. Answer the questions yourself or let the built-in AI coach you through it. Free, no signup, no trackers. → Framework: longform.asmartbear.com/problem/ → Tool: startupideavalidation.com Have fun validating!
I want to be careful about confirmation bias, but this is an interesting read whatever your opinions on the matter zweiundeins.gmbh/en/blog/spa-...
SPA vs. Hypermedia: Real-World Performance Under Load | zwei und eins gmbh
We built the same AI chat application as an SPA (Next.js) and as a hypermedia app (PHP/Swoole/Datastar), then benchmarked both under real-world conditions—Slow 4G, mobile device, 4× CPU throttling. Th...
zweiundeins.gmbh
Turns out beautiful succinct syntax is good for LLMs too
rich harris@rich-harris.dev · 2mo agoyour token costs: lower your server costs: lower your bandwidth costs: lower not to mention the fact that you'll ship in half the time and tear out less hair in the process. just use @svelte.dev, people. it's like other frameworks but better
