eBooks de Informática práctica, página 32 de 141

This book, Ultimate Python Polars for Data Analytics, is a hands-on guide to mastering this high-performance framework. You will begin by understanding Polars architecture, execution engine, and columnar memory modelcore concepts that drive its exceptional speed and efficiency. From there, the book moves into advanced data transformations, multi-table joins, window functions, and aggregation strategies designed for large-scale datasets. You will gain deep insight into lazy execution and query planning, learning how Polars optimizes computations before execution to minimize memory usage and maximize throughput. The book also explores seamless SQL integration, enabling hybrid workflows that combine declarative querying with DataFrame operations. For more advanced use cases, you will learn how to extend Polars using Python user-defined functions and Rust-based PyO3 plugins, unlocking performance for compute-intensive workloads. Additionally, through real-world examples spanning market data analysis, machine learning workflows, and large-scale data processing, this book equips you to design, profile, test, and optimize production-grade data pipelines!

A Série Universitária foi desenvolvida pelo Senac São Paulo com o intuito de preparar profissionais para o mercado de trabalho. Os títulos abrangem diversas áreas, abordando desde conhecimentos teóri

We are living in an era where artificial intelligence can easily defeat grandmasters at chess, compose symphonies, and pass the bar exam. Yet, a multi-million-dollar robot still struggles to walk up a flight of stairs, catch a ball, or fold a simple laundry towel. This baffling contradiction is known as Moravecs Paradox: the discovery that high-level reasoning requires very little computation, but low-level sensorimotor skills demand enormous, almost impossible computational resources.This book breaks down the cognitive science and engineering hurdles behind this phenomenon. It explains why the human brain, optimized over millions of years of evolution, makes physical movement look effortless while treating abstract logic as difficult. The implications for the future of work, automation, and tech investments are massive, completely flipping our assumptions about which jobs will be replaced by machines first.Dive into the hidden mechanics of machine learning and robotics to understand why plumbers and carpenters are safer from automation than data analysts and paralegals. Learn how to navigate the AI revolution by banking on the physical world.

Artificial intelligence is no longer a distant idea or a specialist topic. It is part of everyday life. It helps people write messages, plan tasks, learn faster, and organize information. Yet many still feel unsure where to begin or worry they need technical knowledge to keep up. AI Made Simple is a clear and friendly guide created for real people, not experts. If you have ever wondered what artificial intelligence actually does, how to use it properly, or whether it is safe to rely on, this book gives you calm and practical answers. You do not need a technical background. You do not need to understand computers deeply. You only need curiosity and a willingness to learn step by step. Inside, you will discover what artificial intelligence truly is and what it is not. The book explains everything using plain everyday language so the ideas feel familiar instead of complicated. Each chapter focuses on practical understanding rather than theory, showing how AI fits naturally into daily routines. You will learn how to ask clear questions and get helpful answers instead of confusing ones. You will see how AI can make work tasks easier without replacing your skills. You will discover how it can simplify home life, assist writing, help planning, and support creativity. The book also shows how to stay safe, protect privacy, and avoid common mistakes so you stay in control at all times. Rather than dramatic predictions or technical detail, this guide offers confidence. You will understand the limits of artificial intelligence, recognize common myths, and know when to trust it and when to double check. By the end, AI stops feeling intimidating and starts feeling like a normal helpful assistant. Perfect for beginners, adults returning to technology, students, and anyone curious about modern tools, this book removes fear and replaces it with clarity. You will learn how to: Understand artificial intelligence in simple terms Use AI tools in everyday situations Communicate clearly to get better results Improve productivity at work and home Write, plan, and organize faster Avoid common beginner mistakes Protect your privacy and stay safe Adapt comfortably as technology changes Artificial intelligence is becoming part of normal life. You do not need to become an expert. You only need to feel comfortable. AI Made Simple turns confusion into confidence and shows you how to use modern tools wisely, calmly, and effectively.

Before the cloud and built-in terabyte hard drives, a gamers entire digital existence hung by a threadspecifically, a fragile piece of translucent grey plastic holding exactly 1 Megabyte of data. The Memory Card Crisis explores the technological bottleneck of the 32-bit era and the unparalleled psychological anxiety of the 15-block limit.When gaming transitioned from 2D sprites to massive 3D worlds like Final Fantasy VII, cartridge save batteries were no longer sufficient. Sonys solution was the external memory card. But memory was shockingly expensive. Developers had to ruthlessly compress save data, and players were forced to make agonizing choices about which cherished RPG saves to delete just to start a new game of Gran Turismo.This book delves into the hardware engineering and brutal economics of the late 90s console wars. It examines how the physical fragility of these cardsand the devastating pain of corrupted datainstilled a unique form of digital hoarding and paranoia in an entire generation.Revisit the era of manual saves and overwritten trauma. Learn how the severe constraints of early storage technology paradoxically made our virtual accomplishments feel intensely valuable and painfully real.

Ultimate Microsoft Certified Azure AI Engineer Associate (AI-102) Certification Guide is a comprehensive and practical resource for professionals preparing for the AI-102 certification and building real-world expertise with Microsoft Azure AI services. It combines certification-focused guidance with hands-on engineering practices to help readers master both the exam, and the job role of an Azure AI Engineer. The book covers all major AI-102 domains, including planning and managing Azure AI solutions, implementing generative AI, intelligent agents, computer vision, natural language processing, speech, and knowledge mining. Each chapter aligns with the latest AI-102 skills outline and reflects modern Azure AI capabilities such as Azure AI Foundry, Azure OpenAI, agent frameworks, and Retrieval-Augmented Generation (RAG), ensuring that readers learn skills that are current and industry-relevant. Beyond exam preparation, this guide emphasizes practical implementation and enterprise-ready architectures. Readers will learn how to design, deploy, secure, monitor, and govern AI solutions on Azure using best practices and Responsible AI principles.

You download a new mobile racing or io-game. You are instantly matched with opponents, the competition is fierce but manageable, and you secure a satisfying victory. What the game doesnt tell you is that every single "player" you just defeated was a carefully calibrated artificial intelligence designed to let you win.This book exposes the deceptive architecture of Phantom Multiplayer. It investigates the massive industry secret behind mobile gaming, where bots disguise themselves with real human usernames and simulated latency to provide the illusion of a populated, thriving server.We analyze the psychological manipulation at play. By engineering an environment where you win just enough to feel skilled, but lose just enough to stay engaged, developers hack your dopamine loop without the unpredictability of actual human opponents. It is a study in algorithmic flattery and consumer deception.Unmask the bots hiding in your smartphone. Learn how developers manufacture artificial triumphs to keep you scrolling, tapping, and paying.

Uma missão. Um mundo congelado. Um segredo enterrado sob quilômetros de gelo. Em uma das luas mais inóspitas de Júpiter, a humanidade dá seu passo mais ousado: colonizar Europa. Liderada pelo Capitão

"IAÊ, ROBÔ? – Inteligência Artificial para Humanos de Verdade" é um convite para conversar sobre inteligência artificial como se fosse um papo de sala de aula, café ou sofá, sem jargões nem medo desn

A Série Universitária foi desenvolvida pelo Senac São Paulo com o intuito de preparar profissionais para o mercado de trabalho. Os títulos abrangem diversas áreas, abordando desde conhecimentos teóri

Em um mundo de complexidade e velocidade tecnológicas, a documentação é um ativo estratégico que impulsiona produtos e eleva a experiência do usuário. Este livro é o seu guia prático para dominar a a

In the lucrative world of digital loot boxes and card packs, players believe they are at the mercy of pure, mathematical randomness. They grind for hours or spend real money hoping for a legendary drop, completely unaware that the game is actively monitoring their frustration levels. To prevent players from quitting after a streak of bad luck, developers implemented a brilliant psychological safety net: the Pity Timer.This hidden code tracks exactly how many times you have failed to receive a high-value reward. As your losing streak extends, the algorithm quietly manipulates the odds in your favor behind the scenes. Eventually, the Pity Timer hits its threshold and guarantees a legendary drop, providing a massive dopamine hit exactly when you were about to abandon the game.Pity Timer Mechanics dissects the sophisticated behavioral engineering used to keep players addicted. It exposes how pseudo-randomness is weaponized to maintain the illusion of luck while strictly controlling the digital economy.Understand the invisible rules governing your favorite games. By recognizing the mathematical strings pulling your emotions, you can break the cycle of digital slot machines and regain control over your spending habits.

Esta obra desvela como as tramas da Inteligência Artificial e do Big Data transcendem o estatuto de meras ferramentas tecnológicas para se constituírem como forças motrizes que reconfiguram as relaçõ

In the tech industry, "frictionless" is the ultimate buzzword. Designers spend millions optimizing apps to ensure that purchasing, subscribing, or transferring money requires nothing more than a casual glance or a single, effortless tap of the thumb.But this obsession with removing barriers has created a catastrophic vulnerability. By eliminating the natural pauses that once forced consumers to stop and think, frictionless design has inadvertently paved a golden highway for scammers, making it easier than ever to trick the brain into making irreversible financial mistakes.Seamless Deception investigates the dangerous intersection of behavioral psychology and user interface design. It reveals how the very mechanics designed to make our lives easier are being weaponized by bad actors to bypass our cognitive defenses and empty our wallets with terrifying speed.Rethink the value of inconvenience in the digital age. Learn how to recognize manipulative design patterns, implement necessary friction into your digital life, and protect your assets from the hidden dangers of an overly optimized world.

Generative AI is rapidly transforming how organizations create content, build intelligent systems, and automate complex tasks. Understanding how these models workand how to build themis now a career-defining skill for developers and data professionals. Mastering Generative AI Systems Engineering begins with the core foundations of generative AI. You will explore the essential mathematics, latent spaces, probability concepts, and neural network principles behind VAEs and GANs. The book then guides you through advanced systems such as CycleGANs, StyleGANs, and cutting-edge Diffusion Modelsthe engines behind todays most powerful generative tools.

Art as a compass for democracy in times of technological changeCulture Codes Democracy is a timely publication exploring how art and cultural critique can help societies rethink their relationship to new technologies. Drawing on the expertise of leading European cultural institutions, it highlights the role of artistic practice in shaping democratic futures. The book distinguishes itself through: Three thematic sectionsMediated Realities, Speculative Governance, and Hybrid Entitieseach showing how art engages with technology and democracy Contributions from pioneering cultural organisations, offering real-world case studies and insights A forward-looking perspective, envisioning how art can guide Europe towards digital sovereignty Richly illustrated and thought-provoking, this critical reader is essential for anyone interested in the intersection of art, politics, and technology in shaping tomorrows democracy.

Art as a compass for democracy in times of technological changeCulture Codes Democracy is a timely publication exploring how art and cultural critique can help societies rethink their relationship to new technologies. Drawing on the expertise of leading European cultural institutions, it highlights the role of artistic practice in shaping democratic futures. The book distinguishes itself through: Three thematic sectionsMediated Realities, Speculative Governance, and Hybrid Entitieseach showing how art engages with technology and democracy Contributions from pioneering cultural organisations, offering real-world case studies and insights A forward-looking perspective, envisioning how art can guide Europe towards digital sovereignty Richly illustrated and thought-provoking, this critical reader is essential for anyone interested in the intersection of art, politics, and technology in shaping tomorrows democracy.

When Microsoft released early versions of Windows, they included simple games like Solitaire and Minesweeper. For decades, millions of office workers lost countless hours to these digital distractions. But these games were not included merely for entertainment; they were covert training programs designed to rewire human muscle memory.This technological history uncovers the brilliant user-interface strategy behind early operating systems. In the early 1990s, the computer mouse was an alien concept. Solitaire was specifically engineered to teach users the fluid mechanics of "drag and drop," while Minesweeper was designed to train speed and precision with the "left and right click."By examining the diaries of early software engineers, the book reveals how these simple games bridged the massive psychological gap between analog typewriters and digital interfaces. It explores how hidden gamification successfully taught an entire generation a new language of physical interaction without them ever realizing they were in a classroom.Revisit the grey screens that shaped our digital dexterity. This narrative proves that the most effective technological revolutions are the ones disguised as pure play.

In recent years, Natural Language Processing (NLP) has gone through a radical breakthrough due to the success of Large Language Models (LLMs). These models have demonstrated that an unsupervised inductive approach, based on processing large amounts of raw data, can achieve extraordinary accuracy rates in many NLP-related tasks. This progress seems to have reduced the role of theoretical linguistics in computational approaches to linguistic analysis. For instance, metalinguistic annotation, a central element in supervised learning, which traditionally relies on established linguistic theories, has lost its core place in eveloping trained models for different NLP tasks.In this context, a closer dialogue between theoretical and computational linguistics becomes essential to integrate theoretical and practical perspectives, bridging the gap between these two approaches to language study. This is particularly important for both the practical implementation of linguistic theories in computational models and the theoretical interpretation of results produced by NLP systems. This special issue of the Italian Journal of Computational Linguistics aims to bridge this gap by exploring the emerging synergies between theoretical linguistics and computational linguistics and the implications these have for the future of the two approaches.

No universo da tecnologia, aprendemos desde cedo a valorizar o que pode ser medido: linhas de código, entregas, certificações, frameworks dominados. Mas, à medida que avançamos na carreira, uma verda