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Java

More than just a cup of coffee, Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

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The Deadlock That Only Showed Up Under Load: Debugging DB2 SQLCODE -811 in Production

The Deadlock That Only Showed Up Under Load: Debugging DB2 SQLCODE -811 in Production

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5 min read
Stop Ignoring Monitor Contention: Debugging Virtual Thread Latency in the JEP 491 Post-Pinning Era

Stop Ignoring Monitor Contention: Debugging Virtual Thread Latency in the JEP 491 Post-Pinning Era

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2 min read
The Version That Broke Everything

The Version That Broke Everything

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8 min read
I'm Building a Production-Grade Spring Boot + React App, One Feature a Day (Day 1)

I'm Building a Production-Grade Spring Boot + React App, One Feature a Day (Day 1)

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2 min read
How I Modernized a 10-Year-Old MIPS Simulator (And Added a C Compiler)

How I Modernized a 10-Year-Old MIPS Simulator (And Added a C Compiler)

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3 min read
Create field using JooqFields

Create field using JooqFields

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1 min read
I Wasted 3 Days on AI Integration Until I Found Spring AI — Here's My Full Spring Boot Chatbot Build

I Wasted 3 Days on AI Integration Until I Found Spring AI — Here's My Full Spring Boot Chatbot Build

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6 min read
Stop Spatially Disoriented Traces: Mapping JEP 480 Structured Concurrency Topologies in OpenTelemetry

Stop Spatially Disoriented Traces: Mapping JEP 480 Structured Concurrency Topologies in OpenTelemetry

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2 min read
Fix HTTP Parameter Pollution: Spring Boot REST API Code Review

Fix HTTP Parameter Pollution: Spring Boot REST API Code Review

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11 min read
Retune Fraud Thresholds and Payment Routes in Real Time — No Java Restart (Kiponos SDK)

Retune Fraud Thresholds and Payment Routes in Real Time — No Java Restart (Kiponos SDK)

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3 min read
Spring Security 7: MFA, Modular Config, and What Breaks

Spring Security 7: MFA, Modular Config, and What Breaks

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4 min read
Spring Boot 3.2 + Docker Multi-Stage Builds: Slim Production Images for Microservices

Spring Boot 3.2 + Docker Multi-Stage Builds: Slim Production Images for Microservices

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2 min read
Spring Boot 3.2 + Testcontainers: Reliable Integration Testing with Real Dependencies

Spring Boot 3.2 + Testcontainers: Reliable Integration Testing with Real Dependencies

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3 min read
Java 8 vs Java 11 vs Java 17: Which to use and why it matters in real-world projects

Java 8 vs Java 11 vs Java 17: Which to use and why it matters in real-world projects

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3 min read
How the Java Launcher Works — Running Programs Without Compiling First

How the Java Launcher Works — Running Programs Without Compiling First

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4 min read
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