All Categories - Blog of Vincent VAUBAN
March 6, 2026 ·
🔸 TLDR ▪️ JAX-RS (Jakarta REST) lets you build clean REST APIs with annotations (@Path, @GET, ...
March 6, 2026 ·
“I get the sense most developers don't fully grasp where we are with AI. This is the worst it...
Everyone has a “top-tier” language in mind… but elite can mean different things: performance,...
March 6, 2026 ·
🔸 TLDR ▪️ Static imports + autoboxing → think Java 5 🧠☕ 🔸 THE QUIZ (GUESS BEFORE READING...
March 6, 2026 ·
🔸 TL;DR ▪️ I migrated a Spring Boot 3 app to Spring Boot 4 using OpenRewrite. ▪️ Add the...
March 6, 2026 ·
You can run both on the JVM, share libraries, and even mix them in one system… but the way you...
March 6, 2026 ·
Timers in React often start simple… then you hit stale closures, re-renders, and “why is my...
March 5, 2026 ·
🔸 TLDR ▪️ If you see var in Java local variables → think Java 10+ ☕🧠 🔸 THE QUIZ (GUESS...
🔸 TLDR ▪️ Java EE (Jakarta Security) lets you secure apps by combining Identity Stores (where...
March 5, 2026
Big news: since February 10, I officially joined the Oracle ACE community as an Oracle ACE...
🔹 TLDR Good enough software meets a clear quality baseline, ships the core value, and relies...
🔸 TLDR ▪️ GC logging is your JVM’s “black box recorder” for memory and pause events. ▪️ Use...
March 5, 2026 ·
We all use the word legacy… but we don’t mean the same thing 😅 Here’s what each option...
February 13, 2026 ·
🔸 TLDR ▪️ Queue = 1 message → 1 consumer (work distribution) ✅ ▪️ Topic = 1 message → N...
February 13, 2026 ·
🔸 TLDR ▪️ If an @Alternative is enabled in beans.xml, CDI will inject that alternative for...
February 13, 2026 ·
Ever wanted a chatbot in Spring Boot that’s accessible from a single REST endpoint? No UI. No...
February 13, 2026 ·
See: https://kie.apache.org/docs/10.1.x/optaplanner/ 🔸 TLDR ▪️ org.optaplanner.core.api...
🔸 TLDR ▪️ WebFlux + Netty = non-blocking I/O on a small event-loop thread set (great for...
February 13, 2026 ·
🔸 TLDR ▪️ Dev UI turns “what’s happening in my app?” into a click ✅ ▪️ It’s like “actuator...
February 13, 2026 ·
🔸 TLDR ▪️ JEP 530 makes pattern matching feel “complete” by bringing primitives into patterns,...
