Blue-Green Postgres Major Version Upgrades with Spock + CNPG: From PG 17 to PG 18
https://www.reddit.com/r/programming/comments/1oq3v0v/bluegreen_postgres_major_version_upgrades_with/

submitted by /u/pgEdge_Postgres (https://www.reddit.com/user/pgEdge_Postgres)
[link] (https://www.pgedge.com/blog/blue-green-postgres-major-version-upgrades-with-spock-cnpg-from-pg-17-to-pg-18) [comments] (https://www.reddit.com/r/programming/comments/1oq3v0v/bluegreen_postgres_major_version_upgrades_with/)

Let's make a game! 348: Finishing the weapons
https://www.reddit.com/r/programming/comments/1oq6gxe/lets_make_a_game_348_finishing_the_weapons/

submitted by /u/apeloverage (https://www.reddit.com/user/apeloverage)
[link] (https://www.youtube.com/watch?v=TLDnQpaumPc) [comments] (https://www.reddit.com/r/programming/comments/1oq6gxe/lets_make_a_game_348_finishing_the_weapons/)

Battle-Tested Lessons From 10 Years In A Single Codebase
https://www.reddit.com/r/programming/comments/1oq6vjm/battletested_lessons_from_10_years_in_a_single/

submitted by /u/AltruisticPrimary34 (https://www.reddit.com/user/AltruisticPrimary34)
[link] (https://revelry.co/insights/development/codebase-learnings/) [comments] (https://www.reddit.com/r/programming/comments/1oq6vjm/battletested_lessons_from_10_years_in_a_single/)

The latest news in the React world: React Conf wrapup; React 19.2, the React Foundation, React Native removing old architecture. Next.js has too many directives
https://www.reddit.com/r/programming/comments/1oq71wd/the_latest_news_in_the_react_world_react_conf/

submitted by /u/vcarl (https://www.reddit.com/user/vcarl)
[link] (https://www.reactiflux.com/transcripts/tmir-2025-10) [comments] (https://www.reddit.com/r/programming/comments/1oq71wd/the_latest_news_in_the_react_world_react_conf/)

How I stopped worrying and learned to love the easy fix
https://www.reddit.com/r/programming/comments/1oqbo4v/how_i_stopped_worrying_and_learned_to_love_the/

submitted by /u/T_N1ck (https://www.reddit.com/user/T_N1ck)
[link] (https://tn1ck.com/blog/how-i-stopped-worrying-and-learned-to-love-the-easy-fix) [comments] (https://www.reddit.com/r/programming/comments/1oqbo4v/how_i_stopped_worrying_and_learned_to_love_the/)

Many Posts on Kaggle are Teaching Beginners Wrong Lessons on Small Data - They celebrate high test set scores that are probably not replicable
https://www.reddit.com/r/programming/comments/1oqbwmm/many_posts_on_kaggle_are_teaching_beginners_wrong/

submitted by /u/Unusual_Midnight_523 (https://www.reddit.com/user/Unusual_Midnight_523)
[link] (https://www.kaggle.com/competitions/titanic/discussion/614836) [comments] (https://www.reddit.com/r/programming/comments/1oqbwmm/many_posts_on_kaggle_are_teaching_beginners_wrong/)

From Spring Boot to .NET: The Struggle
https://www.reddit.com/r/programming/comments/1oqlfik/from_spring_boot_to_net_the_struggle/

<!-- SC_OFF -->If you’ve ever switched from Spring Boot to .NET, you know… it’s not just a framework change. It’s a whole new religion. ⛪Let’s be honest — both are powerful. But when you come from the Java world of Spring Boot and suddenly land in the .NET universe, everything feels… weirdly different. Here’s my real struggle story — no sugarcoating, just developer pain 😅. My articles are open to everyone; non-member readers can read the full article by clicking this link (https://rasathuraikaran26.medium.com/from-spring-boot-to-net-the-struggle-14bf1c168ddf?sk=547e7d6f37df41b06036f5b51bbb9767) If you have any thoughts, drop a comment under my Medium article, guys! <!-- SC_ON --> submitted by /u/Rasathurai_Karan (https://www.reddit.com/user/Rasathurai_Karan)
[link] (https://rasathuraikaran26.medium.com/from-spring-boot-to-net-the-struggle-14bf1c168ddf) [comments] (https://www.reddit.com/r/programming/comments/1oqlfik/from_spring_boot_to_net_the_struggle/)

Dating app?
https://www.reddit.com/r/programming/comments/1oqoe4x/dating_app/

<!-- SC_OFF -->Hello, I am looking for a programmer who can help me expand my idea of a dating app, I cant go into detail but I really think me and my partner are on to something . link has nothing to do with this <!-- SC_ON --> submitted by /u/Entire-Desk6998 (https://www.reddit.com/user/Entire-Desk6998)
[link] (https://www.youtube.com/watch?v=7DNz25c6BRg) [comments] (https://www.reddit.com/r/programming/comments/1oqoe4x/dating_app/)

The expressive power of constraints
https://www.reddit.com/r/programming/comments/1oqtf74/the_expressive_power_of_constraints/

submitted by /u/Dobias (https://www.reddit.com/user/Dobias)
[link] (https://github.com/Dobiasd/articles/blob/master/the_expressive_power_of_constraints.md) [comments] (https://www.reddit.com/r/programming/comments/1oqtf74/the_expressive_power_of_constraints/)

Why Counter Strike Netcode Rubber Bands You to Death
https://www.reddit.com/r/programming/comments/1oqsoar/why_counter_strike_netcode_rubber_bands_you_to/

<!-- SC_OFF -->Interesting presentation on why rubber banding happens. But as someone pointed out in the comments, the character in his mini demo should freeze completely when packet loss goes 100%. Would also be interesting to see server side rewinding methods, or comparing old cs netcode with modern netcode to see what really changed over the years. <!-- SC_ON --> submitted by /u/bulltrapking (https://www.reddit.com/user/bulltrapking)
[link] (https://youtu.be/WfxD_NwNVO4) [comments] (https://www.reddit.com/r/programming/comments/1oqsoar/why_counter_strike_netcode_rubber_bands_you_to/)

How to implement resource-based authorization (resource-based vs. role-based vs. attribute-based)
https://www.reddit.com/r/programming/comments/1oqv4c2/how_to_implement_resourcebased_authorization/

submitted by /u/West-Chard-1474 (https://www.reddit.com/user/West-Chard-1474)
[link] (https://www.cerbos.dev/blog/how-to-implement-resource-based-authorization) [comments] (https://www.reddit.com/r/programming/comments/1oqv4c2/how_to_implement_resourcebased_authorization/)

End of Life: Changes to Eclipse Jetty and CometD
https://www.reddit.com/r/programming/comments/1oqz76q/end_of_life_changes_to_eclipse_jetty_and_cometd/

submitted by /u/henk53 (https://www.reddit.com/user/henk53)
[link] (https://webtide.com/end-of-life-changes-to-eclipse-jetty-and-cometd/) [comments] (https://www.reddit.com/r/programming/comments/1oqz76q/end_of_life_changes_to_eclipse_jetty_and_cometd/)

Let's make a game! 349: Molotovs
https://www.reddit.com/r/programming/comments/1oqzext/lets_make_a_game_349_molotovs/

submitted by /u/apeloverage (https://www.reddit.com/user/apeloverage)
[link] (https://www.youtube.com/watch?v=DLfyBq9lwrw) [comments] (https://www.reddit.com/r/programming/comments/1oqzext/lets_make_a_game_349_molotovs/)

Built an AI system inspired by how bacteria make kombucha. Here's the tech stack and architecture.
https://www.reddit.com/r/programming/comments/1or51hz/built_an_ai_system_inspired_by_how_bacteria_make/

<!-- SC_OFF -->**TL;DR:** Spent months building LUCA AI - an AI architecture based on fermentation symbiosis. FastAPI + React + some weird biology-inspired patterns. Open source. Here's what I learned. **The Idea:** I'm a fermentation scientist by training (brewing, kombucha, coffee quality). Spent years watching how SCOBY cultures (bacteria + yeast) self-organize. Thought: "This is literally distributed computing that evolved over billions of years. Can we code it?" **Tech Stack:** **Backend:** - FastAPI (Python) - chose for async capabilities - Event-driven architecture (mimics chemical signaling) - Microservices pattern (each service = organism) - No centralized orchestrator (it's all emergent) **Frontend:** - React (TypeScript) - Real-time state management - Visualization of "colony" behavior **Architecture Pattern:** Instead of: ``` Request → Router → Controller → Service → Database → Response ``` We have: ``` Signal → Colony Network → Self-Organization → Emergent Response ``` Each microservice: - Operates independently - Communicates via events (like quorum sensing) - Competes for resources - Cooperates for system goals - No single point of failure **Interesting Code Challenges:** **1. Resource Allocation Without Central Control** ```python # Traditional def allocate_memory(task): central_manager.assign(task, resources) # LUCA approach def compete_for_resources(task): broadcast_need(task) listen_for_offers() negotiate_with_peers() self_assign() ``` **2. Emergent Behavior** How do you debug when behavior emerges from 100+ microservices interacting? You don't. You observe patterns and adjust rules. **3. No Traditional State Management** State is distributed. Each service has local state. Global state "emerges" from interactions. **What Worked:** - Async/await patterns map beautifully to biological processes - Event-driven architecture feels natural for this - Surprisingly resilient - services die, system adapts - Energy efficient (comparatively) **What Was Hard:** - Debugging is philosophical ("why did it do that?" → "it emerged") - Testing requires new frameworks (how do you unit test emergence?) - Documentation is weird (describing behavior vs. code) - Explaining to other devs: "No, there's no main controller" **Code Smell or Feature?** Traditional linters hate this code. "Where's your entry point?" "Why no central state?" "This violates separation of concerns!" But it works. And scales. **Open Questions:** - How do you version control emergent behavior? - CI/CD for self-organizing systems? - Monitoring when there's no single point to monitor? **Status:** - Multiple iterations completed - Reaching out to NVIDIA/AMD/Anthropic - Everything open source (will post link if allowed) **For Devs Interested in Bio-Inspired Code:** This is weird programming. It violates almost every pattern you learned. But it's fascinating. If you've ever wondered what code would look like if we designed it like nature... Happy to discuss specific technical implementations, architectural decisions, or why I chose FastAPI over alternatives. **Background:** Professional brewer → kombucha production → coffee QA → somehow building AI Also neurodivergent, which probably explains why I thought this was a good idea. AMA about the tech, the biology, or why I'm doing this instead of just using PyTorch. <!-- SC_ON --> submitted by /u/CryptographerOne6497 (https://www.reddit.com/user/CryptographerOne6497)
[link] (https://github.com/lennartwuchold-LUCA/LUCA-AI_369) [comments] (https://www.reddit.com/r/programming/comments/1or51hz/built_an_ai_system_inspired_by_how_bacteria_make/)

The Write Last, Read First Rule
https://www.reddit.com/r/programming/comments/1or6lfo/the_write_last_read_first_rule/

submitted by /u/dtornow (https://www.reddit.com/user/dtornow)
[link] (https://tigerbeetle.com/blog/2025-11-06-the-write-last-read-first-rule/) [comments] (https://www.reddit.com/r/programming/comments/1or6lfo/the_write_last_read_first_rule/)

Why Clean Code Isn’t Enough — Martin Fowler on the Real Reason to Refactor
https://www.reddit.com/r/programming/comments/1ord1or/why_clean_code_isnt_enough_martin_fowler_on_the/

submitted by /u/South-Reception-1251 (https://www.reddit.com/user/South-Reception-1251)
[link] (https://youtu.be/SfsS7LpDGfc) [comments] (https://www.reddit.com/r/programming/comments/1ord1or/why_clean_code_isnt_enough_martin_fowler_on_the/)

Why we chose OCaml to write Stategraph
https://www.reddit.com/r/programming/comments/1oqtnb2/why_we_chose_ocaml_to_write_stategraph/

submitted by /u/omgwtfbbqasdf (https://www.reddit.com/user/omgwtfbbqasdf)
[link] (https://stategraph.dev/blog/why-we-chose-ocaml) [comments] (https://www.reddit.com/r/programming/comments/1oqtnb2/why_we_chose_ocaml_to_write_stategraph/)

What makes a great developer experience? Lessons from building a VS Code extension for Postgres
https://www.reddit.com/r/programming/comments/1orbwv1/what_makes_a_great_developer_experience_lessons/

<!-- SC_OFF -->What makes a great developer experience in VS Code? And how do music, improv, and failure shape an engineer’s approach to building tools? Just published a new Talking Postgres podcast episode with Rob Emanuele (Microsoft) where we dig into both the tech and the human side of engineering. Highlights: Designing a VS Code extension for PostgreSQL: what it does and why it matters GitHub Copilot & agent mode: game-changer or distraction? Dogfooding and architectural decisions behind the extension Rob’s geospatial past: 60 PB of data, millions of rows How PyCon flipped his career path “English is my programming language” Music, improv, and failure—and how they shape DevX 🎧 Full episode: https://talkingpostgres.com/episodes/building-a-dev-experience-for-postgres-in-vs-code-with-rob-emanuele OP here (and podcast host). Curious what you think: What makes a great dev experience in your favorite editor? Have you tried Copilot or agent mode—how’s it changing your workflow? What’s one non-tech skill that’s influenced how you code? <!-- SC_ON --> submitted by /u/clairegiordano (https://www.reddit.com/user/clairegiordano)
[link] (https://talkingpostgres.com/episodes/building-a-dev-experience-for-postgres-in-vs-code-with-rob-emanuele) [comments] (https://www.reddit.com/r/programming/comments/1orbwv1/what_makes_a_great_developer_experience_lessons/)

I Love OCaml
https://www.reddit.com/r/programming/comments/1or9dqz/i_love_ocaml/

submitted by /u/iamkeyur (https://www.reddit.com/user/iamkeyur)
[link] (https://mccd.space/posts/ocaml-the-worlds-best/) [comments] (https://www.reddit.com/r/programming/comments/1or9dqz/i_love_ocaml/)

Chebyshev Polynomials are Ferraris for Numerical Programmers
https://www.reddit.com/r/programming/comments/1oqz9g8/chebyshev_polynomials_are_ferraris_for_numerical/

submitted by /u/DataBaeBee (https://www.reddit.com/user/DataBaeBee)
[link] (https://leetarxiv.substack.com/p/chebyshev-polynomials-are-ferraris) [comments] (https://www.reddit.com/r/programming/comments/1oqz9g8/chebyshev_polynomials_are_ferraris_for_numerical/)