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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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Java Solution - LeetCode Problem 1 Two Sum

Java Solution - LeetCode Problem 1 Two Sum

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1 min read
Quarkus AWS Lambda HTTP: Live-Code Serverless on Localhost

Quarkus AWS Lambda HTTP: Live-Code Serverless on Localhost

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13 min read
Stop Parsing LLM Junk: Zero-Latency JSON with Claude Prefill, Spring AI, and Java 26 Records

Stop Parsing LLM Junk: Zero-Latency JSON with Claude Prefill, Spring AI, and Java 26 Records

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2 min read
Spring Boot Observability: Real-Time Monitoring with Micrometer and Grafana

Spring Boot Observability: Real-Time Monitoring with Micrometer and Grafana

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5 min read
Virtual Threads and the Myth of “Easy Async”: Why Java’s New Concurrency Model Still Needs Discipline

Virtual Threads and the Myth of “Easy Async”: Why Java’s New Concurrency Model Still Needs Discipline

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7 min read
Streaming 25 Million Excel Cells Through 7 MB of Memory

Streaming 25 Million Excel Cells Through 7 MB of Memory

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9 min read
Why in older Java non-static inner classes could not have static members?

Why in older Java non-static inner classes could not have static members?

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2 min read
SQL as Architecture: The Irreconcilable Philosophies of jOOQ and LINQ

SQL as Architecture: The Irreconcilable Philosophies of jOOQ and LINQ

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17 min read
Stop Correcting Your AI: Write a .cursorrules to Force JDK 26 Idioms and Kill Legacy Java Hallucinations

Stop Correcting Your AI: Write a .cursorrules to Force JDK 26 Idioms and Kill Legacy Java Hallucinations

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2 min read
Java Wrapper Classes Explained: Autoboxing, Unboxing, Null Values, Memory, and Real-World Use Cases

Java Wrapper Classes Explained: Autoboxing, Unboxing, Null Values, Memory, and Real-World Use Cases

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5 min read
Chainguard's drop-in Java libraries trade a framework upgrade for an SLA

Chainguard's drop-in Java libraries trade a framework upgrade for an SLA

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3 min read
ApplicationContext vs BeanFactory

ApplicationContext vs BeanFactory

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6 min read
A Beginner's Guide to For Loops in Java

A Beginner's Guide to For Loops in Java

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1 min read
Building a Real-Time Chat Platform in Java from Scratch

Building a Real-Time Chat Platform in Java from Scratch

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4 min read
Cómo eliminé duplicados en la generación de números de factura sin usar locks

Cómo eliminé duplicados en la generación de números de factura sin usar locks

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3 min read
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