A Java geek

Two nasty surprises in Home Assistant's config

5 days ago

Last year, I motorized the rolling shutters on the southern façade of...

https://blog.frankel.ch/2026-07-05-two-surprises-home-assistant-config/

5 days ago

Security Baked Into the JVM: why fork Apache River and OpenJDK?

12 days ago

The more distributed a system, the harder it is to secure. Code...

Programming languages, targets, and platforms

19 days ago

I started as a Java developer, but for some time now, I...

double, BigDecimal, or Fixed-Point?: Precision, Performance, and Sane Choices for Numbers in Java

26 days ago

There is an evergreen debate in the Java world: should you always...

Seasons time-lapse - the video

about 1 month ago

In the first post of this series, I focused on the project...

AI gateways: why and how

about 1 month ago

Before working for 2 years on the Apache APISIX API gateway, I...

Seasons time-lapse - alignment

about 2 months ago

In the previous post, I described the Seasons project: a time-lapse of...

Seasons time-lapse - the foundations

about 2 months ago

I live close to nature. I regularly go for a run in...

Tokensparsamkeit for coding assistants

2 months ago

Good engineers make decisions based on data. Most businesses assumed that the...

Designing a team of agents

2 months ago

I continue to experiment with AI in the context of software engineering...

Three Mastodon issues because of Cloudflare Bot protection

3 months ago

I noticed some time ago that three Mastodon features had stopped working...