Wednesday Links - Edition 2025-11-05

What if Java had Symmetric Converter Methods on Collection? (5 min)👝
https://donraab.medium.com/what-if-java-had-symmetric-converter-methods-on-collection-cbb824885c3f

Filtering Exceptions via try (7 min)🌪️
https://www.javaspecialists.eu/archive/Issue329-Filtering-Exceptions-via-try.html

Fluent Visitors: revisiting a classic design pattern (5 min)👋
https://neilmadden.blog/2025/11/04/fluent-visitors-revisiting-a-classic-design-pattern/

Choosing a dependency (7 min)🔗
https://blog.frankel.ch/choosing-dependency/

Create Self-Improving AI Agents Using Spring AI Recursive Advisors (5 min)📈
https://spring.io/blog/2025/11/04/spring-ai-recursive-advisors

"You Don't Need Kafka, Just Use Postgres" Considered Harmful (12 min)🚫
https://www.morling.dev/blog/you-dont-need-kafka-just-use-postgres-considered-harmful/

Fray: General-Purpose Concurrency Testing (1 min)🧵
https://github.com/cmu-pasta/fray

Finding Order in the Mayhem: A Novel Concurrency Testing Tool that Improved the Kotlin Compiler (8 min)🔀
https://blog.jetbrains.com/research/2025/10/litmuskt-concurrency-testing/

Stop Bugs Before They Happen: Compile-Time Guardrails with Kotlin Context Parameters (7 min)💂‍♂️
https://blog.kotlin-academy.com/stop-bugs-before-they-happen-compile-time-guardrails-with-kotlin-context-parameters-6696fb54c1e8

Everything you know about last week's AWS outage is wrong (4 min)⚠️
https://www.theregister.com/2025/10/27/aws_outage_myths_reality/

Why didn't ngrok go down in last week's AWS outage? (3 min)🔌
https://ngrok.com/blog/dont-use-us-east-1

IT Trends to Watch in 2026 (8 min)👀
https://softwaremill.com/it-trends-to-watch-in-2026/

What is USSD (and who cares)? (5 min)📶
https://www.allthingsdistributed.com/2025/10/what-is-ussd-and-who-cares.html