Books

Your company's answers are already written down. This book builds the machine that finds them.

Free, code-first Solidity guide - 13 chapters from fundamentals to DeFi, security, gas optimization, and production testing with Foundry.

Your pilot went well. That was never the question. In a regulated industry, an AI system is acceptable only when it can prove what it did: which source it used, what stopped it acting, why it decided as it did eleven months ago. A field guide for the executives who have to sign.

Read L. M. Montgomery's The Blue Castle in English with every sentence followed by its Portuguese translation — plus a mini vocabulary list (English → Portuguese → gloss) for every sentence. No flipping to a glossary. Just read.

AI agents are only as good as the loops behind them. This book shows you how to build systems that plan, act, evaluate and improve with every step. Learn the patterns, frameworks and engineering practices behind reliable, self-correcting agents that solve real problems in production.

An English CTFL guide that teaches you not to memorize the correct answer, but to understand why the distractors are wrong. Complete coverage of all six chapters, worked examples for every K3 learning objective, and a full mock exam with detailed answer rationales. Aligned with the CTFL Syllabus v4.0.

DuckDB has changed how people work with data by bringing fast analytical queries to a lightweight embedded database. Whether you are exploring Parquet files, building data pipelines or embedding analytics into your application, this handbook shows you how to get the most out of DuckDB with practical examples and real-world techniques.

Read L. M. Montgomery's The Blue Castle in English with every sentence followed by its Indonesian translation — plus a mini vocabulary list (English → Indonesian → gloss) for every sentence. No flipping to a glossary. Just read.

Read L. M. Montgomery's The Blue Castle in English with every sentence followed by its German translation — plus a mini vocabulary list (English → German → gloss) for every sentence. No flipping to a glossary. Just read.