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I ran 50 orders at 1 unit of stock. Here’s what stopped the oversell.

I ran 50 orders at 1 unit of stock. Here’s what stopped the oversell.

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3 min read
Giving Your Spring AI Agent a Memory — Conversations That Actually Make Sense

Giving Your Spring AI Agent a Memory — Conversations That Actually Make Sense

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5 min read
Your JWT lasts 7 days. Here’s What Happens When Someone Steals It.

Your JWT lasts 7 days. Here’s What Happens When Someone Steals It.

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4 min read
RAG in Java with LangChain4j: Teaching a Local LLM About a Company That Doesn't Exist

RAG in Java with LangChain4j: Teaching a Local LLM About a Company That Doesn't Exist

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11 min read
Building a Trading Engine in Java: Beyond BUY and SELL Signals

Building a Trading Engine in Java: Beyond BUY and SELL Signals

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9 min read
Stored Procedures na prática: implementando regras de negócio com PL/SQL

Stored Procedures na prática: implementando regras de negócio com PL/SQL

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9 min read
Securing React and Spring Boot with JWT & Refresh Tokens (Spring Security 6)

Securing React and Spring Boot with JWT & Refresh Tokens (Spring Security 6)

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6 min read
Integration testing Spring Boot with Testcontainers, PostgreSQL, Kafka and JUnit 5

Integration testing Spring Boot with Testcontainers, PostgreSQL, Kafka and JUnit 5

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5 min read
Event-driven Spring Boot 3 microservices with Kafka: producers, consumers, retries and dead-letter topics

Event-driven Spring Boot 3 microservices with Kafka: producers, consumers, retries and dead-letter topics

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6 min read
Top 8 Azure Cloud Services Every Java Developer Should Know

Top 8 Azure Cloud Services Every Java Developer Should Know

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7 min read
Event-Driven Architecture in Java: Designing Systems That React to What Happened

Event-Driven Architecture in Java: Designing Systems That React to What Happened

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8 min read
Secure Your APIs: OAuth2 and JWT for Beginners

Secure Your APIs: OAuth2 and JWT for Beginners

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13 min read
Threads Are Not Connections: A Spring Boot Concurrency Incident

Threads Are Not Connections: A Spring Boot Concurrency Incident

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5 min read
Building Modular Monoliths With Kotlin and Spring

Building Modular Monoliths With Kotlin and Spring

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10 min read
pgvector with Java in AI: Semantic Search and RAG Without a Separate Vector Database

pgvector with Java in AI: Semantic Search and RAG Without a Separate Vector Database

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8 min read
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