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Arjen Poutsma

@poutsma.bsky.social

Former Spring Framework committer, now writing Call of Cthulhu scenarios.

431 Followers  |  190 Following  |  896 Posts  |  Joined: 04.09.2023  |  1.6133

Latest posts by poutsma.bsky.social on Bluesky

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Recent Improvements to Embabel’s PromptRunner Embabel’s PromptRunner API was simplified with consistent gerund factory methods, clearer naming, and scoped sub-runners ahead of 1.0.

I just published a post on recent improvements to Embabel’s PromptRunner API.

Ahead of Embabel 1.0, we are making the API cleaner and more consistent.

#Embabel #Java #Kotlin #APIDesign

06.02.2026 12:04 β€” πŸ‘ 1    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0

Typo of the day: PromptRuiner serves as Embabel's main entry point

06.02.2026 11:39 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Chaos Dwarf Blunderbusses

#miniaturepainting #WarhammerFantasy #TheOldWorld #ChaosDwarfs

04.02.2026 13:26 β€” πŸ‘ 20    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0
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Finished this Black Orc Warboss over the weekend.

#miniaturepainting #WarhammerFantasy #TheOldWorld #ChaosDwarfs

02.02.2026 11:33 β€” πŸ‘ 39    πŸ” 5    πŸ’¬ 0    πŸ“Œ 0

β€œgit blame”

01.02.2026 14:24 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Herp Derp YouTube Comments I retired the plugin in March of 2025. Thanks for the fun! I loathe YouTube comments. Here’s a simple browser extension to convert them to β€˜herp derp’. If you insist on reading the original (which …

Sadly, the Herp Derp plugin is no longer actively developed.

30.01.2026 09:52 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Filtering Properties in Embabel Embabel’s property filtering keeps hallucinations out of your existing domain entities, so you can safely reuse them in agent workflows.

I just published my first post on Embabel’s Medium, about property filtering. This feature lets LLMs populate only approved fields, keeping hallucinations out of domain entities and enabling safe reuse in agent workflows.

#Embabel #Java #Kotlin #AgenticAI

30.01.2026 09:19 β€” πŸ‘ 4    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Ogre Loader for Chaos Dwarf Dreadquake Mortar

#miniaturepainting #WarhammerFantasy #TheOldWorld #ChaosDwarfs

25.01.2026 11:23 β€” πŸ‘ 28    πŸ” 4    πŸ’¬ 1    πŸ“Œ 0
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Really enjoying this Leffe Winter.

24.01.2026 18:09 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Dutch naval officer to help Greenland mission; β€œlarger deployment” possible The Dutch government is dispatching a navy officer to Greenland for a reconnaissance mission, Minister of Defense Ruben Brekelmans has said. The officer will join forces with other NATO partners to pr...

Good news everyone! The Netherlands has decided to increase their support for Greenland by 100% and send not one but two officers!

16.01.2026 10:38 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0
A screenshot of BlueSky, showing an obtrusive banner labelled What’s up?

A screenshot of BlueSky, showing an obtrusive banner labelled What’s up?

What’s up with this obtrusive banner?

15.01.2026 18:17 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Spring Then & Now: What’s Next? β€’ Rod Johnson, Arjen Poutsma & Trisha Gee β€’ GOTO 2025
This conversation was recorded at GOTO Copenhagen 2025. #GOTOcon #GOTOcph https://gotocph.com Rod Johnson - Building the future of agent frameworks at Embabel Arjen Poutsma - Practical Insights from… Spring Then & Now: What’s Next? β€’ Rod Johnson, Arjen Poutsma & Trisha Gee β€’ GOTO 2025

Spring Then & Now: Join Rod Johnson, @poutsma.bsky.social & @trishagee.bsky.social at GOTO Copenhagen 2025 for a live discussion on Spring’s evolution, lessons learned, and what’s next for developers.

15.01.2026 13:02 β€” πŸ‘ 6    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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Beef and onions have been fried, beer and water added, sandwich with mustard on top, and some stock powder. This will simmer for the next three hours.

10.01.2026 12:11 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Prepping tonight’s stew with Belgian abbey beer.

10.01.2026 11:37 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

I’ve had the reverse happen: I traveled for 2 hours to find out there were no players for the scenario I wrote specifically for this con. Since then I only visit cons with pre-registrations.

06.01.2026 10:39 β€” πŸ‘ 6    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

No cheating - most recent pet pic.

03.01.2026 16:13 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Good morning mr woodpecker.

03.01.2026 09:15 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

The -loo suffix is quite common in Dutch, meaning forest, clearing, marsh or bog. Quite a range.
Waterloo means "water clearing". Hoenderloo means β€œfowl forest”

02.01.2026 12:32 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Only temporarily I’m afraid. Back to Rotterdam tomorrow πŸ˜•.

02.01.2026 11:44 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
A group of ducks in a snowy pond.

A group of ducks in a snowy pond.

Greetings from snowy Hoenderloo.

02.01.2026 11:33 β€” πŸ‘ 7    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0
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New Year Doughnuts - Oliebollen You can’t set foot in the Netherlands in the festive period without encountering these Dutch doughnuts, even though it’s on New Year’s Eve that they are most traditionally eaten; indeed, it’s said tha...

I admire the Dutch for many reasons, one of which is that they celebrate the New Year with doughnuts. I’ve taken a leaf out of their book, and so Oliebollen, the doughnuts in question, are #RecipeOfTheDay.
And Happy New Year! www.nigella.com/recipes/new-...

31.12.2025 12:54 β€” πŸ‘ 737    πŸ” 133    πŸ’¬ 40    πŸ“Œ 27
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two men in suits and ties are driving a car and one of them says yuck ALT: two men in suits and ties are driving a car and one of them says yuck

β€œThey fuckin' drown 'em in this shit!”

29.12.2025 08:42 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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TIL of the existence of Nether Gundam.

28.12.2025 10:00 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
One more highlighted quote from the same work: 
β€œthe last successful invasion from the Continent (1688)”

One more highlighted quote from the same work: β€œthe last successful invasion from the Continent (1688)”

One more and I’ll stop.

27.12.2025 22:06 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
A quote from The Discovery of Britain, by Graham Robb, which reads: 
β€œIn June 1667, with the aid of English pilots, the Dutch disposed of the Medway defences and made off with the flagship of the English fleet, the Royal Charles. Having been assured that 'all is safe as to the great ships against any assault', Pepys was devastated to learn the news on returning home:
...all our hearts do now ake; for the news is true, that the Dutch have broke the Chain and burned our ships... And the truth is, I do fear so much that the whole kingdom is undone.”

A quote from The Discovery of Britain, by Graham Robb, which reads: β€œIn June 1667, with the aid of English pilots, the Dutch disposed of the Medway defences and made off with the flagship of the English fleet, the Royal Charles. Having been assured that 'all is safe as to the great ships against any assault', Pepys was devastated to learn the news on returning home: ...all our hearts do now ake; for the news is true, that the Dutch have broke the Chain and burned our ships... And the truth is, I do fear so much that the whole kingdom is undone.”

Remember 1667.

27.12.2025 21:48 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0
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Chaos Dwarf Daemonsmith

#miniaturepainting #WarhammerFantasy #TheOldWorld #ChaosDwarfs

26.12.2025 15:03 β€” πŸ‘ 11    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Dessert: poached pear with stroopwafel, oat milk cream and aniseed

25.12.2025 20:31 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Main course: Ppumpkin gnocchi - beetroot fregola - roasted beetroot with parsley crust, stew, smoked huttentut oil sauce and Swiss chard salad

25.12.2025 18:52 β€” πŸ‘ 8    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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Second course: roasted cabbage roulleaux with Jerusalem artichoke and cabbage cream, sauerkraut sauce and kale-walnut furikake

25.12.2025 18:01 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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First course of the Christmas Dinner: Celeriac, apple and fennel cocktail with whisky sauce and focaccia crostini.

25.12.2025 17:12 β€” πŸ‘ 12    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

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