Tag: java

All the articles with the tag "java".

• Fixing Page<T> Deserialization in Spring Boot 4 with Jackson 3

  Published:Mar 31, 2026 |  at 12:00 PM

  Spring Boot 4's Jackson 3 upgrade silently breaks Page<T> deserialization for REST clients. Here's why it happens and the one-dependency fix.

• Stop Guessing Your GraalVM Native Image Metadata

  Published:Mar 31, 2026 |  at 12:00 PM

  How to use the native-image tracing agent with Testcontainers integration tests to automatically generate accurate GraalVM native image metadata — and how to iterate when new reflection errors appear.

• GraalVM Native Spring Boot vs Go — Build, Boot, and Benchmark

  Published:Mar 30, 2026 |  at 12:00 PM

  A head-to-head comparison of GraalVM native Spring Boot 4 and Go, build time, startup time, and runtime throughput on a real HTTP + Kafka workload.

• Casual Machine Performance Test

  Published:Mar 20, 2026 |  at 12:00 PM

  Just a fun little comparison of a group of machines and how they handle Java and GraalVM native images.

• The Ultimate Guide to Spring Boot 4 Migration

  Published:Feb 16, 2026 |  at 12:00 PM

  A comprehensive, practical guide to migrating from Spring Boot 3.x to 4.0 — covering Gradle 9, Jackson 3, starter renames, testing changes, and everything in between.

• Spring Boot 4 and Logbook Now Work Together

  Published:Feb 3, 2026 |  at 12:00 PM

  Logbook 4.x now supports Spring Boot 4 and Jackson 3. Here's how to upgrade.