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Andrés Morales

Developer and AI researcher. Writes about language models, frameworks, developer tooling, and open source releases. Covers ML papers, the tech startup ecosystem, and programming trends.
Preview of an Apple Wallet pass in the Pass Designer app
Tech News

Pass Designer: What It Is and How Apple’s Wallet Beta Works

Apple introduced Pass Designer, a beta app for macOS 27 that lets you create and preview Apple Wallet passes in real time. It supports semantic tags, automatic validation, and ready-to-use templates.

By Andrés Morales, 2 weeks2 October, 2026 ago
AI professors: science faculty positions at Harvard
Artificial Intelligence

Harvard Opens 5 AI Professor Searches, Report Says

Harvard opened five AI professor searches in its Division of Science on September 30, 2026. The call reflects growing competition between universities and industry for artificial intelligence talent.

By Andrés Morales, 2 weeks2 October, 2026 ago
Zobrist hashing explained with chess examples
Programming

Zobrist Hashing: What It Is and How It Works

Chess engines don’t compare the board square by square on every move: they use Zobrist hashing, a 64-bit key updated with XOR in constant time. This article explains how it works, how to implement it in Python, and why it underpins the transposition tables of engines like Stockfish.

By Andrés Morales, 2 weeks2 October, 2026 ago
Cloudflare's decision models, Clef and Clef-flash, on Workers AI
Artificial Intelligence

Cloudflare Releases Clef and Clef-flash Under the Apache 2.0 License

Cloudflare introduced Clef and Clef-flash, two open-source decision models that outperform Jev on the index measuring their own category. They ship under the Apache 2.0 license, with image support and a reinforcement-learning fine-tuning platform.

By Andrés Morales, 2 weeks2 October, 2026 ago
Terminal showing a git rev-parse command displaying the SHA-256 in Git format
Tech News

SHA-256 in Git: What Changes and How to Test It Today

Git has allowed creating repositories with SHA-256 for years, but it still uses SHA-1 by default until interoperability with GitHub and GitLab is resolved. This guide explains, using Git’s official documentation, what changes in compatibility and object size, and how to test it today.

By Andrés Morales, 2 weeks2 October, 2026 ago
Conceptual diagram of an agent harness connecting an AI model with tools
Tech News

Agent Harness: What It Is and When to Choose a Minimalist One

An agent harness is the piece that connects a language model to real tools. Pi 1.0 demonstrates this with a simple rule: nothing gets added until it proves its worth against the complexity it introduces.

By Andrés Morales, 2 weeks1 October, 2026 ago
Architecture of a serverless vector database with tiered caching
Programming

Turbopuffer v3: How a Serverless Vector Database Works

Turbopuffer announced on September 30, 2026 that it is redesigning its storage architecture to stop relying on the vector index as its central axis. Here’s how a serverless vector database works under the hood: object storage as the source of truth and a tiered NVMe and memory cache.

By Andrés Morales, 2 weeks1 October, 2026 ago
Diagram of the StreetComplete for iOS port using Kotlin Multiplatform
Tech News

StreetComplete for iOS: Maintainer Reports 50% Progress in 2024

GitHub issue #5421 coordinates the StreetComplete for iOS port using Kotlin Multiplatform and Compose Multiplatform. By mid-2024 the migration was about 50% done, with no confirmed release date yet.

By Andrés Morales, 2 weeks1 October, 2026 ago
EDG open source, conceptual logo of C++ compilers
Programming

EDG Open-Sources Its C++ Front End After 30 Years

EDG’s C++ front end, used by commercial compilers for three decades, went public on September 30, 2026. The C++ Alliance, the foundation that already backs Boost, is its new nonprofit home.

By Andrés Morales, 2 weeks1 October, 2026 ago
Gale-Shapley algorithm explained: stable matching between two groups
Tech News

Gale-Shapley Algorithm: How Stable Matching Works

The Gale-Shapley algorithm solved in 1962 how to match two groups so that no one would prefer to break their assignment. It won the 2012 Nobel Prize in Economics, and today it decides which hospital gets each medical resident and how kidney exchange chains are coordinated.

By Andrés Morales, 2 weeks30 September, 2026 ago

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