Kotlin
- Kubit – Mohamed Shaaban
A nice library to store bits and handle bitwise operations efficiently - Kotlin 2.2.0: Game-Changing Features That Will Transform Your Development Workflow – praveen sharma
Great new features, espescially “context” - Recent JUnit Updates for Kotlin – Elena van Engelen – Maslova
Improvements for Kotlin: contracts, some ParameterizedTest enhancements and useage of suspend - Deep Dive into Kotlin Sequences vs Lists: When and Why to Use Them – David Garcia
If you come from Java, have a look at Sequences in Kotlin
Java / JVM
- What’s new in JUnit 6: Key Changes and Improvements – Vladimir D
JUnit 6 needs at least Java 17, improves CSV parsing and much more
Spring Boot
- WebFlux vs Virtual Threads — I Hit 100K RPS and One Collapsed in Seconds – The Stateless Samurai
Virtual Threads are the winner, see in this article why - 10 Hidden Spring Boot Configurations That Boost Performance – Clean Compiler
Not so hidden but good to remember like to set the hikari pool size - Why @ControllerAdvice Didn’t Catch My Exception — And How I Fixed It – Serxan Hamzayev
4 situations in which @ControllerAdvice will not work correctly (e.g. exceptions in filter) - @PostConstruct Is Dead in Spring Boot 3 — Here’s What You Should Use Instead – Shanvika Devi
Shows and compares different possibilities (e.g. InitializingBean, DisposableBean vs @Bean(initMethod = …, destroyMethod = …)) - 20 Spring Boot Utility Classes Every Developer Should Know (With Examples) – Ujjawal Rohra
A lot of interesting util functions like PropertyPlaceholderHelper - Why Senior Developers Use @EventListener Instead of Direct Method Calls in Spring Boot – Java Interview
Explains this kind of decoupling and when to use it
General
- 15 Git Terms That Confuse Developers (and What They Actually Mean) – Subodh Shetty
Explains some advanced topics like the difference of “origin” vs “upstream”
Architecture
- Saga Pattern Explained with Spring Boot: Orchestration vs. Choreography – Gaddam.Naveen
Good explanation of Saga pattern with many examples - What Senior Architects Know About SAGA That Juniors Don’t – AlgoWing
This guy really knows what he/she is talking about: read the post carefully!
AI
- 50 AI Prompts to Automate Everything You Hate as a DevOps Engineer – Zudonu Osomudeya
Helpful in many situations and you don’t have to create a prompt by yourself