Week in review: 20 April 2026

20 Apr – 26 Apr 2026 · 10 posts.

Published this week

Mahendra Rao B Apr 20, 2026 1,822 views

Learn how to use Spring AI SDK with the Amazon Bedrock AgentCore to build scalable AI-powered applications.

Frank Delporte Apr 20, 2026 866 views

Some side projects take a while to get to a proper release. MelodyMatrix is one of those. The app has been downloadable for quite some time …

Cristobal Escobar Apr 21, 2026 2,021 views

BoxLang AI 3.0 Series · Part 3 of 7 A single agent is useful. An orchestra of agents is powerful. The problem with most multi-agent …

Matteo Rossi Apr 21, 2026 5,390 views

Caching is one of the most powerful tools developers have at their disposal for optimizing application performance. Caching systems can …

Nicolas Frankel Apr 21, 2026 45 views

A couple of years ago, I wrote that The Builder pattern is a finite state machine!. A state machine consists of states and transitions …

Frank Delporte Apr 23, 2026 2,521 views

The April 2026 quarterly update for Azul Zulu Builds of OpenJDK is now available. This quarterly release brings security and bug fixes, …

François Martin Apr 23, 2026 1,570 views

Tired of rerunning the same broken pipeline? Learn how to find and fix flaky tests with better data, waits, parallel runs and team habits.

Cristobal Escobar Apr 23, 2026 1,299 views

BoxLang AI 3.0 Series · Part 4 of 7 Here's the question every team eventually asks about their AI agents: how do we test these things? …

Farhan Hasin Chowdhury Apr 23, 2026 1,571 views

Recommendation engines have a reputation for requiring specialized ML infrastructure: matrix factorization pipelines, training jobs, and …

Frank Delporte Apr 24, 2026 1,496 views

Previously in this series: Trusted Java Containers: Azul Zulu OpenJDK Joins Docker’s Official Images After more than two years of …