Java recap for week 18/2025

From 28/4/2025 to 4/5/2025

Articles #

• Java Strings Just Got Faster 223 comments in 4 discussions

• Thoughts on Data Oriented Programming in Java 102 comments in 1 discussion

• CheerpJ 4.0: WebAssembly JVM for the browser, now with Java 11 and JNI support 38 comments in 5 discussions

• Spring Cloud Data Flow End of Open-Source 24 comments in 1 discussion

• Ceiling a floating point value returned correct result 23 comments in 3 discussions

• Calling Java from JRuby 9 comments in 1 discussion

• Korge: Leaving after 6.0 and Looking for Maintainers 4 comments in 1 discussion

• Starting to learn Ktor - Documentation differs from code in project 4 comments in 1 discussion

• Article: Secrets of Performance Tuning Java on Kubernetes (Part 1) 3 comments in 1 discussion

• A practical guide to getting the most out of Kotlin Notebook

• MCP Kotlin SDK quickstart guide

• Mellum Goes Open Source: A Purpose-Built LLM for Developers, Now on Hugging Face

• Structuring Ktor Projects Using Domain-Driven Design (DDD) Concepts: A Step-by-Step Guide With a Minimalistic CRM

• Slow termination of JVM app with very large heap

• Publish Kotlin Multiplatform Applications with Conveyor

Releases #

• [Release] fleeksoft-io 0.0.4 - Lightweight Kotlin Multiplatform IO library 9 comments in 1 discussion

• My first Kotlin library release: KLI — Lightweight Interactive CLI DSL! 4 comments in 2 discussions

Projects #

• Not much ML happens in Java... so I built my own framework (at 16) 81 comments in 2 discussions

• Ksoup: A Kotlin Multiplatform Library for Working with HTML and XML 52 comments in 7 discussions

• Kronotop: Distributed, transactional document database designed for horizontal scalability, implemented in Java. 37 comments in 3 discussions

• I created a Code snippet Manager tool using Java swing 29 comments in 1 discussion

• Convirgance (JDBC): Batteries Included Driver Management 10 comments in 1 discussion

• Kudoku: a Sudoku solver and generator written in Kotlin 6 comments in 1 discussion

• Cofi: free and open-source coffee brew timer 3 comments in 1 discussion

• Built a Java version manager and build tool in Nim 3 comments in 1 discussion

• SnapKit – a Java UI toolkit for the desktop and browser

• I wanted to learn Kotlin, so I built this bedside clock that I always wanted!

Videos #

• Any idea why go is not Massively overperforming java in this benchmark ? 195 comments in 1 discussion

• How Netflix Uses Java - 2025 Edition 33 comments in 1 discussion

• Java for AI 4 comments in 1 discussion

• How Netflix Uses Java - 2025 Edition

• Introducing ExoQuery

• I broke my build!