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🔸 TL;DR pgvector is not “a magic AI database”. It is a PostgreSQL extension that lets you store embeddings and search by vector similarity. In other words: ▪️ PostgreSQL stores your data ▪️ pgvector stores the semantic representation ▪️ Java / Spring sends documents and queries ▪️ Spring AI...

# Example JVM launch using a GC that now works with AOT object caching java -XX:+UseZGC -XX:+AOTStreamableObjects -jar app.jar • This is Project Leyden work aimed at improving startup and warmup. • The important change in JDK 26 is that ahead-of-time object caching is no longer tied to...

🔸 WHY JAVA CERTIFICATION IS A GREAT ASSET TODAY ▪️ Signals up-to-date skills (Java 21: virtual threads, pattern matching, sequenced collections) ▪️ Credible proof for recruiters/clients—objective, verifiable, global ▪️ Structured path that closes knowledge gaps and boosts productivity 🔸...