Books

The iText story, told by its original developer. In this book, Bruno Lowagie describes how he created the open source PDF library iText, why it was important to create a company for iText, and how he grew the business from the pre-revenue start-up phase to a multi-million-dollar exit.

Includes the 1st, 2nd, 3rd, and 4th Editions. The 1st, 2nd, and 4th Editions are listed under "Extras" after checking out, including for free purchases. (After this school year, we'll make the 4th Edition the main featured edition, but to avoid confusion for current students we are leaving the 3rd Edition as the main PDF for now.) Advanced High School Statistics provides a thorough intro to statistics and supports students preparing for the AP Statistics exam. The book is also in B&W paperback for $25. Paperback royalties are shared between OpenIntro and the authors, and all Leanpub contributions go to authors to fund their time.

Most books on machine learning fall into two categories: technical programming books or popular books about the social impact of AI. Few explain, in a serious but accessible way, how machine learning itself actually works. Machine Learning for Everyone fills that gap.

Part I: PHP Fundamentals Covers the basics of PHP, including syntax, control structures, functions, and file handling, providing a strong foundation for beginners.Part II: Advanced PHP Concepts Introduces more complex topics like arrays, strings, object-oriented programming, error handling, and file management, essential for building robust applications.Part III: Database Integration and Web Development Focuses on integrating PHP with MySQL, session management, form handling, and securing web applications against common vulnerabilities.Part IV: Advanced PHP Development Explores RESTful APIs, popular frameworks, and front-end integration, enabling developers to build scalable, modern web applications.

A deep dive into advanced integration techniques used in mathematical olympiads and integration competitions, with clear explanations and fully worked solutions.

The Cybernetic Enterprise Assessment turns transformation theory into actionable insight. Based on The Cybernetic Enterprise, it helps you evaluate how future-ready your organization truly is, across people, process, technology, and data. Use it to uncover strengths, expose gaps, and define clear steps toward becoming an adaptive, AI-augmented, and continuously learning enterprise.

The Cybernetic Enterprise CTO Playbook turns strategy into execution for modern technology leaders. It equips CTOs with actionable plays, assessments, and transformation roadmaps to build adaptive, AI-augmented, and feedback-driven organizations. Learn how to align people, process, and technology into one living system that senses, decides, and evolves faster than its environment changes.

The essential companion to The Cybernetic Enterprise: a precise, reference-only Body of Knowledge that distills the foundations of modern, AI-powered organizations. Get crisp definitions, origins, interfaces, and canonical sources across Cybernetics, Systems Thinking, Lean, Agile, Architecture, Platform Engineering, AI & CPS, and DevOps, so teams share one vocabulary and make better decisions faster.

This book is written for anyone who wants to understand what testing and testing leadership are all about. A better understanding will help to lead and improve your testing - whether testing is outsourced or in-house. CEO, CIO, or CTO - this is the testing book for you, too! It's also for anyone who works with software: product owners, project managers, system analysts, developers, testers, test managers, and many others, including students. We have created ACT 2 LEAD mnemonic to help you in leading testing.  Read the book to learn what it means!

El libro abarca los conceptos de probabilidad, inferencia estadística, regresión lineal y machine learning. Les ayudará a desarrollar destrezas como programación en R, wrangling de datos, dplyr, visualización de datos, la creación de algoritmos, organización con UNIX, GitHub y la preparación de documentos con knitr y R markdown.

You Don’t Know JS Yet: The Unbooks is the final, draft-edition release of the second edition series—featuring the complete but unedited drafts of Book 3: Objects & Classes and Book 4: Types & Grammar, plus two bonus chapters reflecting on the “lost” books that were never written. This is the raw, honest conclusion to You Don’t Know JS Yet—a gift for readers who still care about deeply understanding JavaScript.

Master structural code search and refactoring with ast-grep, the definitive tool for AST-based code manipulation. This comprehensive guide builds your expertise from the ground up, revealing why regex-based searching fails and how Abstract Syntax Trees enable transformations that text-based tools cannot achieve. You'll progress from foundational concepts to advanced techniques, gaining the deep understanding and systematic skills to automate complex refactorings, enforce architectural patterns, and wield code structure itself as your instrument.

Contains 1000 pages, 186 Pattern with 888 Examples