Alex Merced Tutorialshandbook

775 tutorials · free to read

A working handbook for data and software engineering.

Hands-on tutorials by Alex Merced on Apache Iceberg, the data lakehouse, pipelines, agentic AI, and the languages and tools that hold it all together.

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  1. 01What Zero-Copy Actually CostsSix architectures share the phrase zero-copy, and they have different costs, failure modes, and governance stories. A walk through federation, virtualization, sharing protocols, and materialization.Data EngineeringJul 25, 2026
  2. 02The Filters We Build: Scams, Slop, and the Search for Signal, From Radio Ads to AIHow every media era from radio to AI forces humanity to build new cognitive filters -- the shield against scams and the sieve for finding signal in an ocean of noise.Technology & CultureJul 24, 2026
  3. 03The Breakdown of the Open Lakehouse in 2026: Iceberg, Arrow, Polaris, Parquet, and Ossie, and How to Actually Build OneA detailed breakdown of the five Apache projects powering the open lakehouse in 2026 -- Parquet, Iceberg, Polaris, Arrow, and Ossie -- and how to build one yourself or use a managed platform.Data EngineeringJul 24, 2026
  4. 04Understanding the RAMpocalypse: An Economic Autopsy of the Great Memory Shortage and What Comes NextAn economic autopsy of the 2026 memory shortage -- why DRAM prices surged 90% in a quarter, and what supply, demand, and market structure mean for the future of computing hardware.HardwareJul 24, 2026
  5. 05The Own Goal: What the Hugging Face Breach Reveals About Why Open Models Are a Security NecessityHow the 2026 Hugging Face breach proved that open models are a security necessity -- closed models failed to defend, an open Chinese model succeeded, and the lessons for AI policy.AI & SecurityJul 24, 2026
  6. 06Active Analytics Loops for AI Action AgentsAn in-depth exploration of active analytics loops for ai action agentsAI & AgentsJul 13, 2026