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Java 21

Garbage CollectionJVM TuningPerformance
·May 13, 2026

Inside G1 vs ZGC: Pause Time Behavior on a 64GB Heap

On a 64GB heap under JDK 21, ZGC's stop-the-world pauses stayed below one millisecond regardless of live-set size in our runs, while G1 typically held p99.
DevOpsMicroservicesObservabilityPerformance
·May 8, 2026

How Micrometer bridges to OpenTelemetry

Understand micrometer otlp tags attributes, the main trade-offs, and the practical checks to use before relying on it in practice.
API DevelopmentJava FrameworksMicroservicesPerformance
·April 26, 2026

Resilience4j 2.3 vs Failsafe 3.3: circuit breaker ergonomics in Spring Boot 3.4

DatabaseJava DevelopmentPerformanceWeb Development
·April 19, 2026

Hibernate ORM 6.6.8 Fixes HHH000104 FetchMode.JOIN Regression from 6.6.5

Dated: March 27, 2026 — hibernate-orm 6.6.8.Final Hibernate ORM's latest 6.6 maintenance release closes out a pagination bug that quietly doubled query.
DevOpsJava DevelopmentTestingUnit Testing
·April 11, 2026

Migrating from Mockito 4 to Mockito 5 Without Breaking Your Tests

The single change that trips up most teams on a Mockito 5 migration has nothing to do with API signatures. It's that mockito-core now ships with the.
Best PracticesDesign PatternsJava Programming
·April 8, 2026

Java Records in 2026: Five Idioms Every Java 21 Codebase Should Be Using

Cloud ComputingJava DevelopmentMicroservicesPerformance
·December 13, 2025

Mastering Java 21: Virtual Threads, Pattern Matching, and the Future of Cloud-Native Development

Introduction The release of Java 21 marks a pivotal moment in the evolution of the Java ecosystem. As the latest Long-Term Support (LTS) rel...

Latest

Inside G1 vs ZGC: Pause Time Behavior on a 64GB Heap

How Micrometer bridges to OpenTelemetry

Resilience4j 2.3 vs Failsafe 3.3: circuit breaker ergonomics in Spring Boot 3.4

Hibernate ORM 6.6.8 Fixes HHH000104 FetchMode.JOIN Regression from 6.6.5

Migrating from Mockito 4 to Mockito 5 Without Breaking Your Tests

Java Records in 2026: Five Idioms Every Java 21 Codebase Should Be Using

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