This book contains 13 adventures of the world's greatest detective, chronicling his return to the world of crime-solving after his apparent death at the Reichenbach Falls.Conan Doyle first published his fictional character of Holmes in 1887 followed by a series of short stories in the Strand Magazine in 1891. The public could not get enough of Holmes and his popularity still continues.

A fantastic collection of thirteen witty short stories from the British-Canadian short story writer and novelist Robert Barr.

100+ Fun Ideas for Practising Modern Foreign Languages in the Primary Classroom contains 137 fun activities for developing oracy and literacy skills. The tried and tested activities in this book can be used to with almost any language. The author has chosen these ideas due to the positive impact the games and activities have had on the learning of another language. The inherent rationale behind each activity is that it is enjoyable, interactive and allows for as many children as possible at one time to communicate. With activities ranging from 'Clap if true' and 'Draw a monster' to 'Find Mr X' and 'Puppet mind reading', you will never be stuck for ideas.

A fantastic look of some of the greatest writers of the Victorian era, including Charlotte Bronte, Anthony Trollope, Thomas Carlyle and Charles Dickens. Written by eminent historian Frederic Harrison.

Bluey The Little Drip is the story of raindrops on their journey around the world. Bluey has been at the bottom of the Blue lagoon and this is the first time that he floated to the top. He was enjoying his time under the sun when all of a sudden he's evaporated and floats up into the sky and settles within a cloud full of raindrops he had never met before. He befriends a rather pretty droplet named Clara and she explains to him where he has come from and where they are going. Described by the media as education, dressed up as an enjoyable tale. Teachers have found that by reading the book to the class it awakens interest in the weather and follow the story into a lesson on the environment. Suitable for children from 4 to 8 years old and you will be amazed at how much children will love having the story read to them again and again. This is the first in a series of books and the second story 'Bluey Meets Father Christmas' has also been released.

本故事为世界经典童话之一。安徒生童话《白雪皇后》是安徒生作品中经典的作品之一，又译冰雪女王、白雪女王、冰雪皇后、雪之女王、雪后等，曾被多个国家翻拍成不同版本的电影以及动画。童话中讲述魔鬼的一面镜子的两片碎片注入小男孩加伊（又译凯、凯伊）的内心和眼睛，从而使他变得冷酷无情，并被白雪皇后带入她的冰宫，小女孩格尔达（又译盖尔达）是加伊的好朋友，格尔达亲自寻找白雪皇后并解除加伊身上的诅咒，路上遇到重重困难终被克服。全书为日文版。难词标注假名，供日语学习者学习使用。

《幸福的家庭》主要讲的是在旧社会一知识分子，为赚稿费养家糊口，于是便打算投稿写一篇符合大众口味的文章。以描写知识分子想象中的幸福家庭的模样及生活方式。知识分子虚构了一个接受了民主思想的恩爱夫妻，过着浪漫、幸福的婚姻生活。与虚构小说情节鲜明对比的是：该知识分子生活困顿，过着为三餐温饱、柴米油盐而烦恼的生活。全书为日文版。难词标注假名，供日语学习者学习使用。

本故事为鲁迅创作的作品之一。村里撑船的七斤，革命时进城，被人剪去了辫子。这天他在城里的咸亨酒店听说皇帝坐了龙庭，要辫子，这消息让他烦心，更让他妻子惶恐。跟七斤有过节的赵七爷特意来恐吓七斤一家，说没了辫子就是要杀头。十多天后，七斤夫妇看出了破绽，于是七斤渐渐在村里恢复了被尊重的地位，一家的生活也回到常态。全书为日文版。难词标注假名，供日语学习者学习使用。

纽约时报排行榜畅销系列《Shatter Me》第五部，故事讲述女主人公朱丽叶拥有触碰便能杀人的能力，这既是危机也是机遇，她必须选择要成为一名战士或者一个致命武器。 Juliette and Warner's story continues in the thrilling fifth installment of Tahereh Mafi's New York Times bestselling Shatter Me series.Juliette Ferrars isn't who she thinks she is. Nothing in her world is what it seemed. She thought she'd finally defeated the Reestablishment. She thought she'd finally taken control of her life, her power, and her pain. But Juliette has only just begun to unravel a lifetime of lies, and she finds herself faced with a familiar choice: Be a weapon. Or be a warrior. This time, she's not alone. Stronger, braver, and more resilient than ever, Juliette will fight for life and love with her friends by her side—but first, she has to survive the war being waged against her mind:She has to remember who she was.Narrated by Juliette, Warner, and Kenji Kishimoto, this gripping novel perfectly sets the stage for the highly anticipated forthcoming conclusion to the Shatter Me series.

In this nail-biting sequel to Tehlor Kay Mejia’s critically acclaimed fantasy novel We Set the Dark on Fire, La Voz operative Carmen is forced to choose between the girl she loves and the success of the rebellion she’s devoted her life to. Perfect for fans of The Handmaid’s Tale and Anna-Marie McLemore.Being a part of the resistance group La Voz is an act of devotion and desperation. On the other side of Medio’s border wall, the oppressed class fights for freedom and liberty, sacrificing what little they have to become defenders of the cause. Carmen Santos is one of La Voz’s best soldiers. She spent years undercover, but now, with her identity exposed and the island on the brink of a civil war, Carmen returns to the only real home she’s ever known: La Voz’s headquarters.There she must reckon with her beloved leader, who is under the influence of an aggressive new recruit, and with the devastating news that her true love might be the target of an assassination plot. Will Carmen break with her community and save the girl who stole her heart—or fully embrace the ruthless rebel she was always meant to be?

An Amazon Best Book of the Month! A captivating and powerful exploration of the opioid crisis—the deadliest drug epidemic in American history—through the eyes of a college-bound softball star. Edgar Award-winning author Mindy McGinnis delivers a visceral and necessary novel about addiction, family, friendship, and hope. When a car crash sidelines Mickey just before softball season, she has to find a way to hold on to her spot as the catcher for a team expected to make a historic tournament run. Behind the plate is the only place she’s ever felt comfortable, and the painkillers she’s been prescribed can help her get there.The pills do more than take away pain; they make her feel good. With a new circle of friends—fellow injured athletes, others with just time to kill—Mickey finds peaceful acceptance, and people with whom words come easily, even if it is just the pills loosening her tongue.But as the pressure to be Mickey Catalan heightens, her need increases, and it becomes less about pain and more about want, something that could send her spiraling out of control.

An Amazon Best Book of the Month! “Enticing and enthralling.” —Jewell Parker RhodesFrom debut author Janae Marks comes a captivating mystery full of heart, as one courageous girl questions assumptions, searches for the truth, and does what she believes is right—even in the face of great opposition. A perfect book for fans of Front Desk and All Rise for the Honorable Perry T. Cook!Zoe Washington isn’t sure what to write. What does a girl say to the father she’s never met, hadn’t heard from until his letter arrived on her twelfth birthday, and who’s been in prison for a terrible crime? A crime he says he never committed. Could Marcus really be innocent? Zoe is determined to uncover the truth. Even if it means hiding his letters and her investigation from the rest of her family. Everyone else thinks Zoe’s worrying about doing a good job at her bakery internship and proving to her parents that she’s worthy of auditioning for Food Network’s Kids Bake Challenge.But with bakery confections on one part of her mind, and Marcus’s conviction weighing heavily on the other, this is one recipe Zoe doesn’t know how to balance. The only thing she knows to be true: Everyone lies.

Twelve-year-old Josie must find forever homes for seven rambunctious foster puppies in this heartwarming sequel to The Unlikely Story of a Pig in the City, which the Bulletin of the Center for Children’s Books called “a compelling story that will appeal to the animal fans who loved The One and Only Ivan.”Anytime Josie Shilling’s large family gets too chaotic, volunteering at the local animal clinic is the one place she can escape—and she loves working with the animals. But when a box mysteriously appears on the clinic’s front steps, Josie suddenly becomes responsible for seven adorable puppies!Taking care of her pig, Hamlet, last fall was a bit harder than she thought. So how is she ever going to handle a whole litter of mischievous pups and find the right homes for them all? This summer will bring big changes for Josie as she learns about growing up, letting go, and loving your pack no matter what.Dog Days in the City is a heartwarming blend of coming-of-age and animal friendship story that is perfect for fans of Ann M. Martin’s Rain Reign, Joan Bauer’s Almost Home, and Barbara O'Connor’s Wish.

Don’t miss the epic and heart-pounding conclusion to Ted Sanders’s Keepers series!For centuries, the Keepers and the Wardens have been guarding the mysterious Mothergates, a source of incredible power. But now the Mothergates are dying, and Horace and his fellow Keepers know that the weakened gates may unleash a dangerous force that will consume the world—and destroy everyone in it.While their enemies are willing to take this careless risk, Horace and his friends are prepared to sacrifice themselves for the preservation of the world. With their strongholds destroyed and many of their friends captured, the Keepers’ chance of succeeding hangs by a thread.But all hope is not lost, as a mysterious talisman of power is discovered. It may hold the key to saving the universe . . . if they can unlock its secret in time.This fourth and final book in Ted Sanders’s gripping Keepers series brings Horace and Chloe’s story to a heart-pounding conclusion, where friendships are tested, dangers are faced, and the ultimate sacrifice must be made.

From the critically acclaimed author of Waiting for Normal and All Rise for the Honorable Perry T. Cook, Leslie Connor, comes a deeply poignant and beautifully crafted story about self-reliance, redemption, and hope.Mason Buttle is the biggest, sweatiest kid in his grade, and everyone knows he can barely read or write. Mason’s learning disabilities are compounded by grief. Fifteen months ago, Mason’s best friend, Benny Kilmartin, turned up dead in the Buttle family’s orchard.An investigation drags on, and Mason, honest as the day is long, can’t understand why Lieutenant Baird won’t believe the story Mason has told about that day. Both Mason and his new friend, tiny Calvin Chumsky, are relentlessly bullied by the other boys in their neighborhood, so they create an underground haven for themselves. When Calvin goes missing, Mason finds himself in trouble again. He’s desperate to figure out what happened to Calvin and, eventually, Benny. But will anyone believe him? National Book Award Finalist * ALA Schneider Family Book Award * 2019 ALSC Notable Children’s Book * Publishers Weekly Best Books of 2018 * 2019-2020 Nebraska Golden Sower Award * Amazon Best Books of 2018 * Kirkus Best of Children's 2018 * New York Public Library Best Books 2018 * Chicago Public Library Best of the Best Books 2018 * 2018 Nerdy Book Club Middle Grade Winner * South Carolina Junior Book Award Nominee * 2020 Colorado Children's Book Award Nominee * Bank Street Best Children's Book of the Year 2019 (9-12) * 2020 Grand Canyon Reader Award Nominee * 2020-2021 Missouri Association of School Librarians Mark Twain Readers Award Preliminary Nominee * 2020-2021 Indiana Young Hoosier Book Award Nominee *

一、正文。由“语法与解说”“归纳与应用”两部分构成。“语法与解说”部分，按语法的功能行分类梳理，这样不仅可以使学习者有效地掌握各语法功能中的语法条目，还可以学习相近语法条目的意义和用法。“归纳与应用”部分，根据考题中的题型2 和题型3 的要求，重对出现频率高的考查项目行归纳与整理，以便学习者全面了解和掌握知识。譬如“敬语表达”“副词”“续词”“指示词”以及“时态”等考内容。二、课后练习。采用了三项选择题的形式，既包含语句结构方面的知识，也有句法、推论等方面的知识，学习者不仅可以通过练习巩固每课学习内容，还可以熟悉出题方式，在正式考试中应对自如。三、模拟试题。精选出题频率高的语法条目和语法知识作为考查对象，有助于学习者有效检验和评价自己的学习效果和实战能力。

一、正文。正文按场景分类，每个大类中又分若干小项，如“事物的动向”中包含“存在”“移动”“触”等小项，这样能让学习者在把握出题范围的同时，了解各个类别中的近义词表达。正文中的例句简短、精练。通过对例句的学习，学习者可以掌握单词*核心的用法。全书所有例句均标注注音假名，以便学习者学习。二、课后练习。练习不仅采用了出题形式中的题型，还根据学习需要，增加了“汉字书写”“读音书写”“词语搭配”等题型，从而帮助学习者更全面地掌握词语的应用知识。三、模拟试题。选择出题频率高的词汇作为考查对象，有助于学习者有效检验和评价自己的学习效果和实战能力。

Enhance your programming skills by learning the intricacies of object oriented programming in C# 8 Key Features * Understand the four pillars of OOP; encapsulation, inheritance, abstraction and polymorphism * Leverage the latest features of C# 8 including nullable reference types and Async Streams * Explore various design patterns, principles, and best practices in OOP Book Description Object-oriented programming (OOP) is a programming paradigm organized around objects rather than actions, and data rather than logic. With the latest release of C#, you can look forward to new additions that improve object-oriented programming. This book will get you up to speed with OOP in C# in an engaging and interactive way. The book starts off by introducing you to C# language essentials and explaining OOP concepts through simple programs. You will then go on to learn how to use classes, interfacesm and properties to write pure OOP code in your applications. You will broaden your understanding of OOP further as you delve into some of the advanced features of the language, such as using events, delegates, and generics. Next, you will learn the secrets of writing good code by following design patterns and design principles. You'll also understand problem statements with their solutions and learn how to work with databases with the help of ADO.NET. Further on, you'll discover a chapter dedicated to the Git version control system. As you approach the conclusion, you'll be able to work through OOP-specific interview questions and understand how to tackle them. By the end of this book, you will have a good understanding of OOP with C# and be able to take your skills to the next level. What you will learn * Master OOP paradigm fundamentals * Explore various types of exceptions * Utilize C# language constructs efficiently * Solve complex design problems by understanding OOP * Understand how to work with databases using ADO.NET * Understand the power of generics in C# * Get insights into the popular version control system, Git * Learn how to model and design your software Who this book is for This book is designed for people who are new to object-oriented programming. Basic C# skills are assumed, however, prior knowledge of OOP in any other language is not required.

A hands on approach to learning ReasonML from the perspective of a web developer. Key Features * Hands on learning by building a real world app shell that includes client-side routing and more. * Understand Reason’s ecosystem including BuckleScript and various npm workflows. * Learn how Reason differs from TypeScript and Flow, and how to use it to make refactoring less stressful. Book Description ReasonML, also known as Reason, is a new syntax and toolchain for OCaml that was created by Facebook and is meant to be approachable for web developers. Although OCaml has several resources, most of them are from the perspective of systems development. This book, alternatively, explores Reason from the perspective of web development. You'll learn how to use Reason to build safer, simpler React applications and why you would want to do so. Reason supports immutability by default, which works quite well in the context of React. In learning Reason, you will also learn about its ecosystem – BuckleScript, JavaScript interoperability, and various npm workflows. We learn by building a real-world app shell, including a client-side router with page transitions, that we can customize for any Reason project. You'll learn how to leverage OCaml's excellent type system to enforce guarantees about business logic, as well as preventing runtime type errors.You'll also see how the type system can help offload concerns that we once had to keep in our heads. We'll explore using CSS-in-Reason, how to use external JSON in Reason, and how to unit-test critical business logic. By the end of the book, you'll understand why Reason is exploding in popularity and will have a solid foundation on which to continue your journey with Reason. What you will learn * Learn why Reason is exploding in popularity and why it's the future of React * Become familiar with Reason's syntax and semantics * Learn about Reason's ecosystem: BuckleScript and JavaScript interoperability * Learn how to build React applications with Reason * Learn how to use Reason's type system as a tool to provide amazing guarantees * Gain a solid foundation on which to continue your journey Who this book is for The target audience of this book is web developers who are somewhat familiar with ReactJS and who want to learn why ReasonML is the future of ReactJS.

Take your financial skills to the next level by mastering cutting-edge mathematical and statistical financial applications Key Features * Explore advanced financial models used by the industry and ways of solving them using Python * Build state-of-the-art infrastructure for modeling, visualization, trading, and more * Empower your financial applications by applying machine learning and deep learning Book Description The second edition of Mastering Python for Finance will guide you through carrying out complex financial calculations practiced in the industry of finance by using next-generation methodologies. You will master the Python ecosystem by leveraging publicly available tools to successfully perform research studies and modeling, and learn to manage risks with the help of advanced examples. You will start by setting up your Jupyter notebook to implement the tasks throughout the book. You will learn to make efficient and powerful data-driven financial decisions using popular libraries such as TensorFlow, Keras, Numpy, SciPy, and sklearn. You will also learn how to build financial applications by mastering concepts such as stocks, options, interest rates and their derivatives, and risk analytics using computational methods. With these foundations, you will learn to apply statistical analysis to time series data, and understand how time series data is useful for implementing an event-driven backtesting system and for working with high-frequency data in building an algorithmic trading platform. Finally, you will explore machine learning and deep learning techniques that are applied in finance. By the end of this book, you will be able to apply Python to different paradigms in the financial industry and perform efficient data analysis. What you will learn * Solve linear and nonlinear models representing various financial problems * Perform principal component analysis on the DOW index and its components * Analyze, predict, and forecast stationary and non-stationary time series processes * Create an event-driven backtesting tool and measure your strategies * Build a high-frequency algorithmic trading platform with Python * Replicate the CBOT VIX index with SPX options for studying VIX-based strategies * Perform regression-based and classification-based machine learning tasks for prediction * Use TensorFlow and Keras in deep learning neural network architecture Who this book is for If you are a financial or data analyst or a software developer in the financial industry who is interested in using advanced Python techniques for quantitative methods in finance, this is the book you need! You will also find this book useful if you want to extend the functionalities of your existing financial applications by using smart machine learning techniques. Prior experience in Python is required.

A complete guide to understanding, developing, and testing popular security-token smart contracts Key Features * Understand key Blockchain and Ethereum platforms concepts * Step-by-step guide to developing STO smart contracts on Ethereum * Monetize digital tokens under various U.S. securities laws Book Description The failure of initial coin offerings (ICOs) is no accident, as most ICOs do not link to a real asset and are not regulated. Realizing the shortcomings of ICOs, the blockchain community and potential investors embraced security token offerings (STOs) and stablecoins enthusiastically. In this book, we start with an overview of the blockchain technology along with its basic concepts. We introduce the concept behind STO, and cover the basic requirements for launching a STO and the relevant regulations governing its issuance. We discuss U.S. securities laws development in launching security digital tokens using blockchain technology and show some real use cases. We also explore the process of STO launches and legal considerations. We introduce popular security tokens in the current blockchain space and talk about how to develop a security token DApp, including smart contract development for ERC1404 tokens. Later, you'll learn to build frontend side functionalities to interact with smart contracts. Finally, we discuss stablecoin technical design functionalities for issuing and operating STO tokens by interacting with Ethereum smart contracts. By the end of this book, you will have learned more about STOs and gained a detailed knowledge of building relevant applications—all with the help of practical examples. What you will learn * Understand the basic requirements for launching a security token offering * Explore various US securities laws governing the offering of security digital tokens * Get to grips with the stablecoin concept with the help of use cases * Learn how to develop security token decentralized applications * Understand the difference between ERC-20 and ERC-721 tokens * Learn how to set up a development environment and build security tokens * Explore the technical design of stablecoins Who this book is for This book is ideal for blockchain beginners and business user developers who want to quickly master popular Security Token Offerings and stablecoins. Readers will learn how to develop blockchain/digital cryptos, guided by U.S. securities laws and utilizing some real use cases. Prior exposure to an Object-Oriented Programming language such as JavaScript would be an advantage, but is not mandatory.