April 2015 Blog Posts (2)

JavaOne

Folks,



Perhaps this is old news for you, but JavaOne San Francisco registration is live. Various saving options are available leading up to the conference, and to take advantage of the current US$600 in savings registration needs to be completed by May 31st, 2015 (11:59pm PT).



I encourage you to read through the registration options by visiting the JavaOne registration site:…

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Added by Michael Levin on April 24, 2015 at 11:00am — No Comments

An Inside Look at the Components of a Recommendation Engine

Recommendation engines help narrow your choices to those that best meet your particular needs.  In this post, we’re going to take a closer look at how all the different components of a recommendation engine work together. We’re going to use collaborative filtering on movie ratings data to recommend movies. The key components are a collaborative filtering algorithm in Apache Mahout to build and train a machine learning model,…

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Added by Carol McDonald on April 13, 2015 at 9:14am — 1 Comment

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Notes

Welcome to Codetown!

Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…
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InfoQ Reading List

OpenCost Looks Back on 2025 Milestones and Charts a Roadmap for 2026

The OpenCost project, an open-source cost and resource management tool hosted by the Cloud Native Computing Foundation (CNCF), has published a year-in-review reflecting on its progress in 2025 and outlining priorities for 2026.

By Craig Risi

Mini book: Architecture in the Age of AI: Change and Opportunity

This eMag is designed to bring together insights from industry practitioners to explore how architecture can evolve in the era of AI. From rethinking platforms, automation practices and embracing decentralized decision-making to redefining the architect’s role as coach and enabler, the contributions here highlight strategies for navigating technical and organizational challenges.

By InfoQ

Podcast: Culture Through Tension: Leading Interdisciplinary Teams with Nick Gillian

In this podcast, Shane Hastie, Lead Editor for Culture & Methods, spoke to Nick Gillian about building cross-functional teams for physical AI innovation, growing engineering culture through positive tensions, and navigating the journey from technical execution to organizational influence.

By Nick Gillian

Open Payment Standard x402 Expands Capabilities in Major Upgrade

After six months of real-world usage, the open payment standard x402 has received a major update, extending the protocol beyond single-request, exact-amount payments. The release adds support for wallet-based identity, automatic API discovery, dynamic payment recipients, expanded multi-chain and fiat support via CAIP standards, and a fully modular SDK for custom networks and payment schemes.

By Sergio De Simone

European Initiative for Data Sovereignty Released a Trust Framework

The Danube release of the Gaia-X trust framework provides mechanisms for the automation of compliance and supports interoperability across sectors and geographies to ensure trusted data transactions and service interactions. The Gaia-X Summit 2025 hosted facilitated discussions on AI and data sovereignty, and presented data space solutions that support innovation across Europe and beyond.

By Ben Linders

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