Exploring MongoT
MongoT is a wrapper around the amazing Java search engine: Lucene.
Friends Of OpenJDK Today
Every article on foojay.io, newest first: OpenJDK, the JVM, Java tooling and the ecosystem around them, written by the Java community.
Intro to the BoxLang Formatter
You know the drill. Someone opens a PR and half the review comments are about tabs vs spaces, where braces go, or why that one function has …
Seasons time-lapse - alignment
In the previous post, I described the Seasons project: a time-lapse of hundreds of pictures taken from nearly the same viewpoint over the …
Scoped Values: Why I Banned ThreadLocal in Exeris
Why ThreadLocal kills performance under Project Loom and how the Exeris Kernel uses Scoped Values for true zero-copy architecture.
Skills, Java 17, And Theme Accents with Codename One
Java 17 is the new Initializr default, generated projects ship an AGENTS.md authoring skill that any AI agent can pick up (including a…
A New Generation of Java Libraries Is Born: Wasm Becomes the Implementation Detail
If you're running JRuby in production, you're running WebAssembly. If TrinoDB is evaluating your Python UDFs, that's WebAssembly too. If …
Introducing bx-jwt: Enterprise-Grade JSON Web Tokens for BoxLang
JWT authentication is everywhere. But rolling it correctly — with proper algorithm enforcement, key management, clock skew handling, JWE …
1,417 viewsFoojay Podcast #96: Local AWS Development Without LocalStack: Meet Floci, the GraalVM-Powered Alternative
What if you could run 35 AWS services locally in under 25 milliseconds, using just 13 megabytes of memory, with a single Docker command and …
Context Is a Budget — Reducing Token Usage in AI-Assisted Development
Eight levers and three workflow patterns that pay for themselves in a week.
Seasons time-lapse - the foundations
I live close to nature. I regularly go for a run in the countryside. Over several years, during my runs, I've taken pictures from the same …