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Java with AI - Tip #2 - Generate tests before implementation

Published on December 17, 2025

Use AI to generate tests before implementing functionality. This helps clarify requirements, define expected behavior and improve code quality when working with AI tools.

Java with AI - Tip #1 - Single Responsibility Principle

Published on December 12, 2025

AI can accelerate Java development, but by applying the Single Responsibility Principle we can unlock even more value, clarity, and testability in AI assisted workflows.

When mocks break the build

Published on November 21, 2025

You’re running your Maven build, all your tests pass successfully, but suddenly the build fails with a cryptic error in the forked process. This article explores a frustrating edge case where mocked exceptions break the test reporting phase, causing builds to fail despite passing tests.

Java JIT optimizations - Inline

Published on August 13, 2025

Inlining is one of the most aggressive and rewarding optimizations performed by the HotSpot JIT compiler. It replaces a method call with the actual body of the method called, eliminating dispatch overhead and enabling further optimizations. But not all method calls are inlined, and understanding why requires diving deep into how the compiler makes these decisions.

The curious case of byte as int in Java InputStreams

Published on July 31, 2025

Why does InputStream.read() returns an int instead of a byte in Java? It’s a small detail that sometimes puzzles developers, especially those new to Java’s I/O API. In this article, we break down the reasoning behind this design choice and explain why it actually makes the Java API more robust and developer friendly.

Coding courses or the new tech snake oil

Published on February 20, 2024

Some online ads promise quick coding mastery and high-paying jobs, but beware: many are scams. Learn to spot them!

The power of asking questions in Software Development leadership

Published on August 10, 2023

In software development, true leadership mixes both technical know-how with effective communication. Asking questions skillfully helps growth and team unity, beyond just getting answers.

The Kotlin vs Java issue

Published on March 13, 2023

or how making comparisons with Java it may actually hurt Kotlin.

5 Java coding beginner tips

Published on February 18, 2021

In this article I am trying to touch on just a few pointers that I feel will help Java beginner programmers to smooth their code writing abilities and to become a proficient coder faster.

Legacy code — keep your sanity

Published on February 7, 2021

In this article, I am not trying to provide any technical tips for handling an old project. It aims to offer a few ideas to follow if you want to keep your sanity while being assigned a legacy project. We are going to take a look at what roughly makes up a legacy and try to find why it may not be as bad as it looks at the first glance.