Build and program smart robots with the EV3. About This Book ? Efficiently build smart robots with the LEGO MINDSTORMS EV3 ? Discover building techniques and programming concepts that are used by engineers to prototype robots in the real world ? This project-based guide will teach you how to build exciting projects such as the objecta-tracking tank, ultimate all-terrain vehicle, remote control race car, or even a GPS-navigating autonomous vehicle Who This Book Is For This book is for hobbyists, robotic engineers, and programmers who understand the basics of the EV3 programming language and are familiar with building with LEGO Technic and want to try some advanced projects. If you want to learn some new engineering techniques and take your experience with the EV3 to the next level, then this book is for you. What You Will Learn ? Understand the characteristics that make a robot smart ? Grasp proportional beacon following and use proximity sensors to track an object ? Discover how mechanisms such as rack-and-pinion and the worm gear work ? Program a custom GUI to make a robot more user friendly ? Make a fun and quirky interactive robot that has its own personality ? Get to know the principles of remote control and programming car-style steering ? Understand some of the mechanisms that enable a car to drive ? Navigate to a destination with a GPS receiver In Detail Smart robots are an ever-increasing part of our daily lives. With LEGO MINDSTORMS EV3, you can now prototype your very own small-scale smart robot that uses specialized programming and hardware to complete a mission. EV3 is a robotics platform for enthusiasts of all ages and experience levels that makes prototyping robots accessible to all. This book will walk you through six different projects that range from intermediate to advanced level. The projects will show you building and programming techniques that are used by engineers in the real world, which will help you build your own smart robot. You'll see how to make the most of the EV3 robotics platform and build some awesome smart robots. The book starts by introducing some real-world examples of smart robots. Then, we'll walk you through six different projects and explain the features that allow these robots to make intelligent decisions. The book will guide you as you build your own object-tracking tank, a box-climbing robot, an interactive robotic shark, a quirky bipedal robot, a speedy remote control race car, and a GPS-navigating robot. By the end of this book, you'll have the skills necessary to build and program your own smart robots with EV3. Style and approach This book will introduce you to the world of smart robots, then guide you through six different projects that can be completed with the LEGO MINDSTORMS EV3. The projects range from intermediate to advanced difficulty. The book will enable you to learn by example, walking you through the building and programming for each project and teaching you about the engineering concepts that allow each smart robot to complete its mission.

Learn how to write efficient, clean, and reusable code with Scala About This Book ? Unleash the power of Scala and apply it in the real world to build scalable and robust applications. ? Learn about using and implementing Creational, Structural, Behavioral, and Functional design patterns in Scala ? Learn how to build scalable and extendable applications efficiently Who This Book Is For If you want to increase your understanding of Scala and apply design patterns to real-life application development, then this book is for you.Prior knowledge of Scala language is assumed/ expected. What You Will Learn ? Immerse yourself in industry-standard design patterns—structural, creational, and behavioral—to create extraordinary applications ? See the power of traits and their application in Scala ? Implement abstract and self types and build clean design patterns ? Build complex entity relationships using structural design patterns ? Create applications faster by applying functional design patterns In Detail Design patterns make developers’ lives easier by helping them write great software that is easy to maintain, runs efficiently, and is valuable to the company or people concerned. You’ll learn about the various features of Scala and will be able to apply well-known, industry-proven design patterns in your work. The book starts off by focusing on some of the most interesting and latest features of Scala while using practical real-world examples. We will be learning about IDE’s and Aspect Oriented Programming. We will be looking into different components in Scala. We will also cover the popular "Gang of Four" design patterns and show you how to incorporate functional patterns effectively. The book ends with a practical example that demonstrates how the presented material can be combined in real-life applications. You’ll learn the necessary concepts to build enterprise-grade applications. By the end of this book, you’ll have enough knowledge and understanding to quickly assess problems and come up with elegant solutions. Style and approach The design patterns in the book are explained using real-world, step-by-step examples. For each design pattern, there are tips on when to use it and when to look for something more suitable. This book can also be used as a practical guide, showing you how to leverage design patterns effectively. We've designed the book to be used as a quick reference guide while creating applications.

Build rich and collaborative applications using client-side code with React, Redux, and Firebase About This Book ? A practical guide covering the full stack for web development with React 16 and Firebase ? Leverage the power of Firebase Cloud Storage, messaging, functions, OAuth, and database security to develop serverless web applications. ? Develop high-performance applications without the hassle of setting up complex web infrastructure. Who This Book Is For This book is for JavaScript developers who have some previous knowledge of React and want to develop serverless, full-stack applications but without the hassle of setting up a complex infrastructure. What You Will Learn ? Install powerful React.js and Firebase tools to make development much more efficient ? Create React components with Firebase to save and retrieve the data in real-time ? Use Firebase Authentication to make your React user interface secure ? Develop React and Firebase applications with Redux integration ? Firebase database security rules ? Firebase Cloud Storage Integration to upload and store data on the cloud ? Create a complete real-time application with React and firebase ? Using Firebase Cloud messaging and Cloud functions with React ? Firebase Cloud Storage integration with React In Detail ReactJS is a wonderful framework for UI development. Firebase as a backend with React is a great choice as it is easy, powerful, and provides great developer experience. It removes a lot of boilerplate code from your app and allows you to focus on your app to get it out quickly to users. Firebase with React is also a good choice for Most Viable Product (MVP) development. This book provides more practical insights rather than just theoretical concepts and includes basic to advanced examples – from hello world to a real-time seat booking app and Helpdesk application This book will cover the essentials of Firebase and React.js and will take you on a fast-paced journey through building real-time applications with Firebase features such as Cloud Storage, Cloud Function, Hosting and the Realtime Database. We will learn how to secure our application by using Firebase authentication and database security rules. We will leverage the power of Redux to organize data in the front-end, since Redux attempts to make state mutations predictable by imposing certain restrictions on how and when updates can happen. Towards the end of the book you will have improved your React skills by realizing the potential of Firebase to create real-time serverless web applications. Style and approach Practical insights rather than just theoretical concepts while including basic to advanced examples – from hello world to a real-time seat booking app and Helpdesk application.

Return to Lancaster County Love blooms in the Amish Seasons series. Widowed single mother Ava Jane Graber can't believe her eyes. Her first love is back in Lancaster County. Years ago Jeremiah did the unthinkable: left the Amish—and her—for the Navy SEALS. Now the prodigal hero wants redemption from his community, his family and from the woman he never forgot. For the ex-soldier, becoming Ava’s husband is his ultimate mission.

Suddenly a Family After Rena Livingston's secret fiancé leaves her pregnant and unwed, her mayor father insists upon a marriage of convenience to Sheriff Scott Braden. Though his motivations are as much about protecting his political career as her reputation, Rena is grateful the standoffish sheriff agrees to the arrangement. At least her child will grow up without the burden of her shame… Scott believed his one chance at love fled with his ex-fiancée, but caring for Rena and her unborn baby exposes a vulnerability he vowed he'd never allow again. When the upcoming election stirs nasty gossip, though, Scott must choose between his commitment to the town and his growing love for Rena and the baby.

Unexpected Father The pretty redhead Seth Halloway pulls from a derailed train has surprising news for him. The children she’s accompanied to Cowboy Creek aren’t hers—they’re his, thanks to the last wishes of a late friend. Busy rancher Seth must suddenly cope with three rambunctious boys…and try to ignore his growing feelings for independent Marigold Brewster. Marigold hopes to start over as the town's new schoolteacher. She’ll choose her own path, and stay aloof from the adorable Radner boys—and their guardian. But the man who rescued her from a wrecked railcar might just be the one to save her from loneliness…if she dares to let him in. Return to Cowboy Creek: A bride train delivers the promise of new love and family to a Kansas boom town.

Falling For Her Protector After a stagecoach robbery nearly kills her and the small boy she's travelling with, Emily Smith can’t remember who she is or where she’s going. Lost and with only wisps of her memory, she must rely on the handsome, dark-eyed sheriff who saved her. Jesse Hill protects his heart as fiercely as he protects the small Montana town of Bella Creek. How did Emily's kindness and beauty get past his armor? But Jesse knows well his own tainted past—one that means he could never marry a woman like Emily… even if her love could prove his redemption. Big Sky Country: Love takes root in Montana's wide-open spaces.

Michelle Sagara writes as Michelle Sagara, Michelle West, and has been published as Michelle Sagara West. She lives in Toronto with her family and Way Too Many Books. She does read ebooks, but started reading when ebooks didn’t exist, and can’t quite bear to part with the physical books, which she has been known to weep over, throw, or clutch tightly like a gleeful, maniacal fiend. When she was six, she believed that every book in existence was written and drawn by hand, and she was very, very frustrated that her attempts to write a book never looked as perfect as the books she loved, no matter how much she practiced writing the letters. Oddly enough, as a writer she has learned that it is impossible to write the perfect book, but she keeps trying.

Nothing will stop a Cahill cowboy from protecting what's his After a rocky marriage and even rockier divorce, Sheriff Flint Cahill finally has something good in his life again. Maggie Thompson's down-to-earth charm and beautiful smile hooked him from the start. When she disappears on the day they plan to start their lives together, all signs point to abduction—and his ex-wife. Functioning on adrenaline and instinct, Flint must call on his every resource to bring Maggie home before it's too late. His past and future are blurred. Maggie's only chance at surviving her abductor and a raging winter storm depends on an old vendetta that could destroy it all. But the Cahills don't give up easily, and Flint's love will have to be strong enough to conquer anything, including the unimaginable.

New York Times bestselling author Diana Palmer delivers an intergalactic tale of impossible love…and betrayal The first time Mekashe, Captain of the Imperial Guard, meets blue-eyed human beauty Jasmine Donally, the two nearly come to blows. Forever devoted to the Cehn-Tahr, Mekashe is forced to sever ties with the object of his adoration. Years pass before their paths cross again, but Mekashe hasn’t forgotten what transpired—or the way she makes his heart race. But even if he can forgive the past, insurmountable barriers still threaten to keep them worlds apart. With their mutual attraction escalating quickly, they’ll have to find a way to bridge the gap—or be lost to each other forever.

A classic Cold War spy story about the space race from the bestselling thriller writer Derek Lambert. As the Soviet space-shuttle Dove orbits 150 miles above the earth on its maiden flight, Warsaw Pact troops crash into Poland. The seventy-two-year-old President of America wants to be re-elected, and for that he needs to win the first stage of the war in space: he needs to capture the Soviet space shuttle. But as the President plans his coup a nuclear-armed shuttle speeds towards target America – and only defection in space can stop it. ‘Writing as crisp as the Moscow winter … the Soviet setting is magically evocative’ New York Times ‘Lambert, author of many intelligent political thrillers, has another in this fastpaced, complex, and timely novel. Highly recommended’ Library Journal ‘A most satisfying thriller with a highly dramatic finish’ Publishers Weekly

The hilarious and touching novel from Laurie Graham – the fictional diary of the Queen’s best friend in pre-war London. Laurie Graham's brilliant novel is the fictional diary of Maybell Brumby, a wealthy American widow who arrives in London in 1932 and discovers that an old school friend is in town: Bessie Wallis Warfield, now Mrs Ernest Simpson. Maybell and Wally are made for one another. One has money and a foothold in high society, courtesy of a sister who married well. The other has ruthless ambition and enough energy to power the National Grid. Before the year is out, Wally has begun her seduction of the Prince of Wales, and as she clambers towards the throne she makes sure Maybell and her cheque book are always close at hand. So Maybell becomes an eye-witness to the Abdication Crisis. From her perch in Carlton Gardens, home of her influential brother-in-law Lord Melhuish, she has the perfect vantage point for observing the anxious, changing allegiances for and against Queen Wally, and the political contours of pre-war London. When the crisis comes and Wally flees to the south of France, she insists on Maybell going with her. 'Are you sure that's advisable, darling?' asks the King. 'Of course it is,' snaps Wally. 'She's the Paymaster General.' Maybell's diary records the marriage, the Windsors' exile, and the changing complexion of the Greatest Love Story. It takes the sound of German jackboots at the gate and personal tragedy to make her close its pages for the last time.

Mike Phillips is the author of several books and screenplays as well as his award-winning Sam Dean novels. In 1997 he was Writer in Residence at London’s South Bank Centre.

Jill Barklem was born in Epping and led a quiet childhood enjoying being close to nature. On leaving school, she studied illustration at St Martin’s in London. The inspiration for Brambly Hedge appeared during Jill’s daily train journey between Epping and London: shutting herself off from the outside world, she became obsessed with the way of life of a band of hedgerow mice, later to be developed as the world of Brambly Hedge.

First published in 2005 and now available as an ebook. Des Lynam’s autobiography gives a frank and opinionated insight into the man behind the myth. Des Lynam is one of Britain's best-loved and most successful personalities. Famously guarded about his private life, Des will attempt to set the record straight and talk about the ladies in his life, his childhood days in Ireland, as well as his early marriage and life in 70s London. Des takes us through his 30 years at the BBC from a reporter on local radio to the drama of his top-secret move to ITV which was front page news on every national newspaper. The World Cups, the Olympic Games including his reporting of the Israeli shootings in Munich. Following Muhammad Ali to his fights in Zaire, Malaysia and the USA. The Grand National that never was, the IRA threatened race. The programmes he turned down, the ones he wished he had! Des offers a candid account of life behind the scenes at the national broadcaster, the people he has met, the triumphs, the disasters. In the unique role of top presenter on both main channels, he tells of his 5 years at ITV, his reasons for going there and why his decision was justified but in other ways disastrous.

Ian Botham was the most thrilling sight in sport for nearly two decades at the top of international cricket. He retired from the game in 1993 and has since acted as coaching advisor to the England team on the 1997/98 Zimbabwe and New Zealand tour, a commentator for Sky TV, and he has a newspaper column in the Daily Mirror. He continues to be a keen analyser of the game.

Jory John is co-author of the bestselling All My Friends Are Dead and a sequel, among other humour books. This is Jory's debut picture book for children. He lives (and sleeps) in San Francisco, USA. Benji Davies is an animation director and illustrator of children's books. He lives in London with his wife, Nina.

Linda Birch paints in oils, watercolour and pastels and has taught amateurs for many years. She writes regularly for the Leisure Painter magazine and is author of The Indoor Artist. She has also illustrated many children’s books.

Nancy Carson lives in Staffordshire and is a keen student of local history. All her novels are based around real events, and focus on the lives and loves of the people of the Black Country.

Michael Bond was born in Newbury, Berkshire on 13 January 1926 and educated at Presentation College, Reading. He served in the Royal Air Force and the British Army before working as a cameraman for BBC TV for 19 years. In 2015, Michael was awarded a CBE for his services to children’s literature, to add to the OBE he received in 1997. Michael died in 2017, leaving behind one of the great literary legacies of our time.

The ninth title in this successful series. A factually accurate but hilarious look at the life of Leonardo Da Vinci as he mixes with the colourful set in Renaissance Italy! From his passion for horses, to his painting of the Mona Lisa – all is revealed. Leonardo da Vinci’s life from 1470 to 1519 as seen through the eyes of one, Luigi Cannelloni, Leonardo’s trusty assistant. From his Adoration of the Magi; his passion for the structure of horses; his painting of the Mona Lisa not to mention the highlife of Renaissance Italy – all is revealed in an hilarious way. As with the other Lost Diaries, this is factually accurate but the fictional voice brings in the humour