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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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TWJUG@LINE Conference Notes: October 21, 2020

TWJUG@LINE Conference Notes: October 21, 2020

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6 min read
TWJUG@LINE Conference Notes: September 5, 2019

TWJUG@LINE Conference Notes: September 5, 2019

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5 min read
Understanding @Transactional in Spring Boot

Understanding @Transactional in Spring Boot

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3 min read
Unit vs Component Tests in Spring: Where the Boundary Lies and Why You Need Both

Unit vs Component Tests in Spring: Where the Boundary Lies and Why You Need Both

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7 min read
Stop Wrestling With Apache POI—Meet Sheetz, the One-Liner Excel Library for Java

Stop Wrestling With Apache POI—Meet Sheetz, the One-Liner Excel Library for Java

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5 min read
Apache Spark Installation

Apache Spark Installation

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10 min read
Design pattern visualization: Creational Design Patterns

Design pattern visualization: Creational Design Patterns

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5 min read
Desacoplamento e Reatividade: Implementando o Design Pattern Observer com Spring Events

Desacoplamento e Reatividade: Implementando o Design Pattern Observer com Spring Events

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5 min read
Technical Debt is Not a Metaphor. It's Why Your Migration Failed.

Technical Debt is Not a Metaphor. It's Why Your Migration Failed.

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3 min read
🚀Day 1 of My Automation Journey – Understanding How Java Talks to the Machine

🚀Day 1 of My Automation Journey – Understanding How Java Talks to the Machine

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2 min read
Enterprise Jenkins Pipeline: Deploy WAR to DEV, QA, UAT, and PROD with Approval Gates, Rollback, and SCP

Enterprise Jenkins Pipeline: Deploy WAR to DEV, QA, UAT, and PROD with Approval Gates, Rollback, and SCP

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4 min read
Method Overloading in JAVA - Compile-time Polymorphism

Method Overloading in JAVA - Compile-time Polymorphism

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1 min read
Enabling AI Agents to Use a Real Debugger Instead of Logging

Enabling AI Agents to Use a Real Debugger Instead of Logging

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6 min read
Access Modifiers in Java

Access Modifiers in Java

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3 min read
Ed's JavaLand 2025 Session Picks

Ed's JavaLand 2025 Session Picks

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10 min read
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