Ebooks de informática, página 75 de 229

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

In 1996, the first-person shooter Quake was renowned for its brutal multiplayer deathmatches. But a small group of players realized the games revolutionary 3D engine could do more than simulate combat; it could simulate camera angles. By hacking the games demo recording feature, they essentially turned the video game into a digital film set. With the release of the legendary "Diary of a Camper," a completely new medium was born: Machinima.This deep dive into internet history chronicles the rise of machine cinema. It explains how gamers bypassed millions of dollars in traditional Hollywood animation costs by puppeteering characters inside existing video game engines. The book traces the technical evolution from blocky, silent Quake movies to massive, fully voiced series like Red vs. Blue, which fundamentally altered digital storytelling.Explore the rebellious origins of real-time 3D animation. You will discover how grassroots player communities hacked software constraints to democratize filmmaking, paving the way for the modern virtual production techniques now used in blockbuster Hollywood studios.

For decades, playing fast-paced fighting games over the internet was a miserable experience. The traditional delay-based netcode waited for both players signals to arrive before updating the screen, resulting in sluggish controls and underwater physics that ruined competitive play. Then came a revolution built on predictive mathematics and millisecond time travel: Rollback Netcode.This technical dive into video game engineering explains the brilliant software architecture that saved online fighting games. Instead of waiting for data, rollback netcode instantly guesses what the opponent will do next. If the guess is wrong, the game physically rewinds reality, corrects the error, and fast-forwards back to the presentall within a fraction of a second, completely invisible to the human eye.Discover the grassroots developers who fought massive Japanese studios to implement this technology and how it transformed esports during global lockdowns. It is a thrilling look at how programmers manipulate human perception and warp virtual time to create the perfect illusion of zero latency.

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.

When "Middle-earth: Shadow of Mordor" released, it introduced a revolutionary feature: the Nemesis System. Enemies remembered you, bore physical scars from previous encounters, and climbed their own military ranks. It was a masterpiece of procedural storytelling. But instead of this mechanic becoming the new standard for the gaming industry, it vanished. Why? Because Warner Bros. successfully patented it, locking a brilliant design concept behind a legal wall.This book exposes the controversial world of software patents and intellectual property within the video game industry. It explores the dangerous precedent set by patenting game mechanicsa practice that threatens to stifle indie developers and halt medium-wide innovation. What happens when a corporation can legally own the concept of a loading screen mini-game, a dialogue wheel, or a dynamic enemy hierarchy?Dive into the corporate strategy and legal warfare that dictate how games are made. You will understand the delicate balance between protecting a creators financial investment and destroying the iterative, shared language of game design that built the industry in the first place.

In the early days of video games, spatial awareness was limited to exactly what was on the screen. If an enemy was off-screen, it didnt exist until it killed you. Then, arcade classics like Defender introduced a revolutionary concept: a crude, glowing radar at the top of the screen. This tiny UI element, which evolved into the modern mini-map, fundamentally changed how human beings process virtual space and navigate digital worlds.This deep dive into game design architecture explores the psychological impact of the mini-map. It details how real-time strategy games perfected the concept, allowing players to manage massive armies across continents. However, the book also dissects the dark side of this invention: how modern open-world games became so reliant on the mini-map that players stopped looking at the beautifully crafted 3D environments, instead playing the entire game by staring at a small circle of icons in the corner.Discover the friction between convenient navigation and true immersion. Understanding the evolution of the mini-map reveals the delicate psychological balance game developers must strike when guiding players through artificial worlds.

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.

Today, discovering hidden messages, secret levels, and inside jokes is a foundational part of video game culture. But in 1979, the concept of a developer hiding something inside a game was entirely unthinkable. The Easter Egg Genesis uncovers the rebellious act of code that birthed the greatest tradition in digital entertainment.Working under the oppressive corporate culture of Atari, programmers were forbidden from receiving public credit for their millions of sold cartridges. Frustrated by this anonymity, developer Warren Robinett decided to immortalize himself inside his game, Adventure. He coded a microscopic, invisible pixel that, when carried to a specific room, revealed a hidden chamber flashing the words: "Created by Warren Robinett."This book chronicles the high-stakes game of corporate cat-and-mouse as Robinett smuggled his code past Ataris rigorous quality assurance testers. When the secret was finally discovered by a young player months after release, it sparked a revolution, forcing the industry to recognize developers as artists rather than assembly-line workers.Step into the pixelated underground of the 8-bit era. Discover how a single act of digital defiance fundamentally rewired the relationship between player and creator, making exploration the true heart of gaming.

Decades before players roamed the photorealistic landscapes of World of Warcraft or built blocky empires in Minecraft, the first digital metaverse was entirely invisible. It existed strictly as green text on black terminal screens in the basements of 1970s university campuses. These were the MUDsMulti-User Dungeonsand they invented the concept of shared virtual existence.The Text-Based Metaverse explores the fascinating history of how a handful of rebellious computer science students used early ARPANET connections to create persistent online worlds. Without a single pixel of graphics, MUDs relied on prose and imagination to build taverns, dragons, and complex social hierarchies. In these text-based realms, players invented the core mechanics of modern online gaming: player killing, virtual economies, guild politics, and even the first digital marriages and cybercrimes.This book traces the lineage from Richard Bartles original MUD1 at Essex University to the multi-billion-dollar MMORPG industry. It reveals how the sociological patterns established by people reading text prompts remain the exact blueprint for how we interact in modern virtual reality.Log in to the forgotten dawn of the internet. Discover how the purest form of digital imagination birthed the communities, economies, and addictive mechanics of modern online gaming.

In 2001, Nintendo released Super Smash Bros. Melee as a casual, chaotic party game for the GameCube. They never intended it to become one of the most technical and enduring competitive fighting games in history. The catalyst for this transformation was not a planned feature, but an accidental glitch in the physics engine: the Wavedash.The Friction Exploit dissects the mathematical and programming anomalies that birthed this legendary movement mechanic. By executing a directional air dodge into the ground at a precise angle, players bypassed the games standard running animation, sliding across the stage while retaining full combat options. This unintended friction calculation exponentially raised the skill ceiling, transforming a slow party game into a lightning-fast chess match of micro-spacing and millisecond reactions.This book chronicles the cultural clash between Nintendo, who despised the exploit, and the grassroots community that refused to let the game die. We explore how understanding the raw geometry of collision detection allowed players to rewrite the rules of combat.Step into the frame-perfect world of competitive Melee. Discover how a simple physics bug became the foundational mechanic of an esports empire.

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.

Video games are carefully orchestrated experiences, designed to guide the player from point A to point B in a logical, narrative sequence. But what happens when a player finds a way to clip through a wall and fight the final boss in the first five minutes? This is sequence breaking, the dark art of speedrunning that completely shatters a games intended progression.This exploration into the speedrunning community uncovers the intense technical dedication required to break a digital world. The book explains the complex memory manipulation, out-of-bounds exploits, and item-swapping glitches that allow runners to bypass hours of content. It examines the psychological clash between developers who want to tell a story and players who only care about the timer.Uncover the anarchic joy of playing games incorrectly. Learn how understanding the fragile architecture of game code allows a dedicated few to rewrite the rules of the simulation, turning epic adventures into fragmented, high-speed mathematical puzzles.

In the early 1990s, home computers lacked the processing power to render true, three-dimensional worlds. Yet, games like Wolfenstein 3D and Doom managed to create incredibly fast, immersive 3D environments that ran flawlessly on basic hardware. The secret was not a hardware revolution, but a brilliant mathematical optical illusion programmed by John Carmack: Raycasting.This technical history book breaks down the elegant algorithms behind the Doom engine. It explains how raycasting works by projecting invisible lines from the players viewpoint across a 2D grid, calculating distances, and drawing vertical slices of textures to fake depth and perspective. The narrative celebrates the era of extreme software optimization, where developers had to use profound mathematical shortcuts to bypass hardware limitations.Step into the brilliant code that defined a generation of gaming. Discover how a single mathematical trick tricked our brains into seeing 3D, birthed the first-person shooter genre, and laid the algorithmic foundation for the entire modern video game industry.

Trying to aim precisely using the small, plastic thumbsticks of a console controller is biomechanically and mathematically terrible. Without assistance, console shooters would be an exercise in pure, frustrating inaccuracy. To solve this, developers engineered a profound layer of invisible software: Aim assist. It isnt just an auto-lock; it is a complex cocktail of reticle friction, bullet magnetism, and sensitivity dampening that acts without the player ever noticing.This book breaks down the secretive mathematics of player satisfaction. It details how games like Halo and Call of Duty manipulate the physics of the crosshairslowing it down dynamically as it brushes past an enemy hit-boxto make the player feel like an elite marksman. The narrative explores the delicate psychological balance of making the game assist you just enough to succeed, but hiding the assistance so well that you take full credit for the shot.Uncover the greatest psychological trick in modern gaming. Learn how developers use friction algorithms to correct human error, bridge the hardware gap, and manufacture the illusion of perfect mechanical skill.

In the early days of 3D gaming, developers programmed basic walking mechanics based on real-world physics. But players quickly discovered that by moving the mouse sideways while jumping in mid-air, a math error in the engines vector calculations allowed them to accelerate indefinitely. This unintentional glitch, known as bunny hopping and strafe jumping, transformed slow-paced shooters like Quake into high-speed adrenaline sports.This book explores the fascinating history of movement mechanics in video games. It dissects the actual source code flaws that created these iconic exploits and how developers went from trying to patch them out to fully embracing them as high-skill mechanics. The narrative highlights the intense subculture of movement players who pushed digital physics to the breaking point.Dive into the technical brilliance behind gamings most famous unintended features. Discover how a simple rounding error in the collision detection software accidentally laid the high-speed foundation for the modern competitive esports industry.

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

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.

In the early days of video game development, animations were rigid sequences. Once a character started swinging a sword, the player had to wait for the animation to finish. Then, competitive players discovered a glitch: by inputting specific commands, they could abort the visual animation while still dealing damage, saving crucial fractions of a second.This is the history of Animation Canceling, the exploit that birthed modern high-tier esports. This technical deep-dive reveals how a programming oversight fundamentally altered the balancing and pacing of competitive gaming. From the wave-dashing of Super Smash Bros to the intricate combos of Street Fighter, we dissect the math and muscle memory required to break the games intended rules.We explore how developers went from trying to patch these glitches out, to intentionally designing them into the core mechanics of modern titles. It is a testament to the obsessive ingenuity of the gaming community.Master the invisible math of frame data. Discover how exploiting the engines limitations separates the amateurs from the world champions.