A tinkering programmer and author of "Spring Cloud Microservices in Action"
Upgrading to Spring Boot 3.3.5 can cause Hibernate to generate table columns in a different order than the fields in your @Entity class, but by copying and adjusting the PropertyContainer class you can restore the original field order and avoid schema inconsistencies.
After receiving unexpected CDN usage alerts, I investigated the spike, identified a malicious IP, and applied access‑control blacklists, anti‑leech settings, UA blocking, and usage‑cap limits, which instantly reduced bandwidth and traffic, illustrating effective CDN security measures.
This article explains the pivotal role of technical architects in bridging business analysis, project execution, and architecture governance, introduces a triangular collaboration model to overcome information asymmetry, and presents a systematic 0→1→N thinking framework with practical methods for identifying key issues, decomposing complexity, and designing future‑proof, decoupled systems.
This article explains the Raft consensus algorithm's leader election, log replication, and log alignment processes using a three‑node cluster example, detailing heartbeat timeouts, RequestVote handling, AppendEntries messaging, and the iterative steps required to keep followers consistent with the leader.
Learn how to accelerate Java development in IntelliJ IDEA by using Live Templates to auto‑complete code snippets, create custom shortcuts, organize templates with groups, employ parameters, and share templates through import/export, turning repetitive typing into a few keystrokes.
This guide walks you through setting up Ollama for local large‑model serving, creating a Spring Boot project with Spring AI support, writing a unit test to query the model, and explains how to add the necessary dependencies for AI integration in existing Java applications.
Oracle’s release of Java 23 introduces a suite of preview JEPs—including primitive pattern matching, module import declarations, flexible constructors, and new library APIs—while also previewing performance, tooling, and management enhancements, and it hints at upcoming features slated for Java 24.
This article builds a simple Spring Boot Greetings API, configures Maven profiles for Tomcat, Jetty, and Undertow, creates Docker images for each, runs load‑testing benchmarks across multiple concurrency levels, and analyzes startup time, CPU, memory, and response performance to determine the optimal embedded server.
This article traces the evolution of databases from early theoretical research through commercial, open‑source, and cloud eras, highlights China's rapid rise in the field, and explains why databases remain the indispensable foundation of modern software.
Learn how to simplify repetitive error-handling code in Spring Boot by creating a custom @ErrorHandler annotation that leverages Spring AOP to automatically log exceptions, with step-by-step instructions, required dependencies, annotation definition, aspect implementation, and usage examples.
