Leverage the power of Redis 4.x to develop, optimize and administer your Redis solutions with ease About This Book ? Build, deploy and administer high performance and scalable applications in Redis ? Covers a range of important tasks - including development and administration of Redis ? A practical guide that takes your understanding of Redis to the next level Who This Book Is For This book is for database administrators, developers and architects who want to tackle the common and not so common problems associated with the different development and administration-related tasks in Redis. A fundamental understanding of Redis is expected to get the best out of this book. What You Will Learn ? Install and configure your Redis instance ? Explore various data types and commands in Redis ? Build client-side applications as well as a Big Data framework with Redis ? Manage data replication and persistence in Redis ? Implement high availability and data sharding in Redis ? Extend Redis with Redis Module ? Benchmark, debug, fine-tune and troubleshoot various issues in Redis In Detail Redis is considered the world's most popular key-value store database. Its versatility and the wide variety of use cases it enables have made it a popular choice of database for many enterprises. Based on the latest version of Redis, this book provides both step-by-step recipes and relevant the background information required to utilize its features to the fullest. It covers everything from a basic understanding of Redis data types to advanced aspects of Redis high availability, clustering, administration, and troubleshooting. This book will be your great companion to master all aspects of Redis. The book starts off by installing and configuring Redis for you to get started with ease. Moving on, all the data types and features of Redis are introduced in detail. Next, you will learn how to develop applications with Redis in Java, Python, and the Spring Boot web framework. You will also learn replication tasks, which will help you to troubleshoot replication issues. Furthermore, you will learn the steps that need to be undertaken to ensure high availability on your cluster and during production deployment. Toward the end of the book, you will learn the topmost tasks that will help you to troubleshoot your ecosystem efficiently, along with extending Redis by using different modules. Style and approach This book is a rich collection of recipes that will come in handy when you are working with Redis. It addresses your common and not-so-common pain points, so this is a book of Redis that you must have on the shelf.

Join the virtual reality revolution by creating immersive 3D games and applications with Cardboard VR, Gear VR, OculusVR, and HTC Vive About This Book ? Develop robust, immersive VR experiences that are easy on the eye. ? Code 3D games and applications using Unity 3D game engine. ? Learn the basic principles of virtual reality applications Who This Book Is For If you are a game developer and a VR enthusiast now looking to get stuck into the VR app development process by creating VR apps for different platforms, then this is the book for you. Familiarity with the Unity game engine and the C# language is key to getting the most from this book. What You Will Learn ? Use Unity assets to create object simulation. ? Implement simple touch controls in your application. ? Apply artificial intelligence to achieve player and character interaction. ? Add *s for movement, tracking, grasping, and spawning. ? Create animated walkthroughs, use 360-degree media, and build engaging VR experiences. ? Deploy your games on multiple VR platforms. In Detail Are you new to virtual reality? Do you want to create exciting interactive VR applications? There's no need to be daunted by the thought of creating interactive VR applications, it's much easier than you think with this hands-on, project-based guide that will take you through VR development essentials for desktop and mobile-based games and applications. Explore the three top platforms—Cardboard VR, Gear VR, and OculusVR —to design immersive experiences from scratch. You’ll start by understanding the science-fiction roots of virtual reality and then build your first VR experience using Cardboard VR. You'll then delve into user interactions in virtual space for the Google Cardboard then move on to creating a virtual gallery with Gear VR. Then you will learn all about virtual movements, state machines, and spawning while you shoot zombies in the Oculus Rift headset. Next, you'll construct a Carnival Midway, complete with two common games to entertain players. Along the way, you will explore the best practices for VR development, review game design tips, discuss methods for combating motion sickness and identify alternate uses for VR applications Style and approach A project-based guide with every project built across chapters.

学习外语，“把好门关”十分重要。“听说读写”中将“听”放在首位，可见听力在外语学习中的重要性。《韩语听力从门到达人：TOPIK考试初级、中高级听力素材精选精练》选取多场景多层次的内容，采用由浅深的讲解方式，分为发音门、辨别发音相似的音节词汇短语、日常会话、心灵美文、名家名作选、可爱童谣、热门韩剧、人气歌谣、名人演讲等章节，涵盖与韩语听力相关的几乎全部内容。本书对话分为简单会话和复杂会话，且录音速度有常速和慢速两本版本。而且考虑到初学者的学习要求，本书还设置了大量的讲解和练习环节。本书完美附赠双速音频、新TOPIK听力词汇迷你小册。

本书是日本推理小说鼻祖江户川乱步脍炙人口的短篇小说选集。本书精选江户川乱步脍炙人口的4篇经典短篇小说，谜一般的推理、跌宕起伏的情节，带你领略光怪陆离的推理世界。推理小说研究者钱晓波献译导读。书中日文部分全文标注假名，中日对照排版，方便读者学习与朗读。超值精装有声典藏版，附赠日文全文朗读及中文广播剧。日文版由日籍专家倾情朗读，中文版由《琅琊榜》“誉王”配音献声朗读。并赠送精美书签。

旨在借助简明实用的内容构建起因人制宜的教程，以利于有志赴日研修的同学通过短期强化具备简单的听说能力。主要特色如下： 　　①重“听说”，轻“笔头”。突出言语的交流功能，严防“哑巴”日语。 　　②语法讲解简明扼要，通过开门见山、浅显易懂的解释使学生殊途同归地掌握基本句式框架和基本助词用法。 　　③将歌谣式课文导入日语入门期，辅以相应听力材料；通过歌曲等多媒体手段激发学生学习热情，有助于学生牢记平、片假名。 　　④句型训练时，须有大量例句作支撑。同一句型框架下选用的代替词汇要具有高频性，即突出实用效果。 　　⑤循序渐进地推进“简单场景对话练习”，加大口试在复习题中的比重。兼顾日常会话的适用性、词汇句型的简约性和解释分析的明了性。

Blackmailed into marriage…by Christmas! Genealogist Lydia Carter-Wilson is horrified by the debts her father has run up in her name. Then magnate Raul Valdez approaches her with an outrageous proposition. If she helps him claim his inheritance, he’ll pay off her debts and save her tarnished reputation. But there’s a catch. If she fails, she will marry Raul on Christmas Eve! No matter their instant and electrifying attraction, Lydia knows Raul’s proposal amounts to blackmail. Yet faced with an impossible choice – risking ruin or becoming Raul’s bartered bride – Lydia finds she cannot resist her desire to make a deal with the dark-hearted billionaire…!

Pregnant with the Italian’s child Aristocratically arrogant Cesare di Mondave dazzled Carla Charteris when he swept into her life. It wasn’t long before the brooding Italian stole her innocence, and her heart. Realising she’d never be more than a mistress was devastating, but Carla couldn’t deny herself one last night in Cesare’s arms… When Cesare discovers the shocking consequences, a thrill of possession runs through him. To claim his heir, it’s imperative Carla accepts his proposal―but she defiantly refuses! Now Cesare must use every sinfully seductive skill he has to convince Carla he wants her in the bedroom and at the altar!

He needs a miracle… A favourite to win at this year's rodeo championship, cowboy Toly Clayton should be flying high. Instead, he's been handed the worst kind of Christmas gift―a diagnosis that could spell an early end to his rodeo career. Hiding his secret proves harder than Toly thinks…especially from stunningly sexy Nikki Dobson. The twin sister of Toly's emotionally unpredictable partner, Nikki is completely and totally off-limits. Yet attraction still simmers, and the line between ‘friends’ and ‘more than friends’ is fading fast. With secrets piling up around him, Toly's career, friendships and even his heart are on the line. But sometimes it takes a champion to create a Christmas miracle.

New beginnings? Moving to the Dales is all about a fresh start for Dr Elliot Grey, until he meets feisty – beautiful! – midwife Polly Davies. Not since his ex-wife abandoned him and their son has Elliot had such a strong reaction to a woman! A relationship is the last thing he needs, yet there’s something special about Polly. Maybe it’s the way she’s bonded with his son, or that the pain of his past fades in her presence… One thing is certain – he’s struggling to find reasons to stay away!

A family to heal her heart… For physiotherapist April Henderson, gorgeous army doc Riley Callaghan is off-limits. With her life-altering surgery looming, she can’t afford to consider anyone else right now. But when Riley is given the biggest news of his life―a son he knew nothing about―April can’t help but offer him support. Spending time with Riley and his adorable son, Finn, this Christmas gives April a glimpse of the life she’s always wanted. But can she risk her heart when her future is so uncertain…?

A Christmas dream come true When handsome paediatrician Lucas Brodie walked out on his wife Freya at Christmas, he left her heart and hopes for a family shattered. This year, nurse Freya is determined to put the pain behind her by volunteering on a trip to take sick children to Lapland. But then she discovers Lucas is coming too! As they begin to fall in love, again, Lucas wonders – could he give her a family after all? Can he put his past behind him? Perhaps an unexpected pregnancy could be the Christmas miracle to make Freya’s dreams come true…

Kidnapped decades ago, Azim al Bahjat stuns the Kingdom of Alazar with his sudden return. To secure his position, the ruthless royal must claim the woman who was always intended to be his–even if sheltered yet beguiling Johara Behwar resists… No matter how secretly thrilling she finds the flashes of heat beneath Azim's icy exterior, Johara's every instinct is to run. But Azim will not be denied, and as he shows his virgin bride how intoxicating their wedding night could be, Johara soon finds herself enticed to surrender to the sultan!

Damon Gavros: commanding, Greek…and father of her child! When Damon Gavros steps into Lizzie Montgomery’s workplace, their searing desire cuts through the heat of the kitchen. Instantly, she’s swept back eleven years to the one exquisite night they shared! He may be the reason she once lost everything, but the irresistible connection between them blazes hotter than ever. Only there’s one thing Damon doesn’t know about Lizzie…yet. Damon is sure Lizzie is hiding something, and he’s determined to discover what. From London to Greece, his pursuit is relentless, until he finds out Lizzie’s secret has a name…Thea – and she’s his daughter!

THIS ATTORNEY'S GOT A CASE OF TRUE LOVE! Father to tenacious and adorable twin girls. Business owner. Friend. That's plenty for Tyler Jackson to juggle. Did he really need to add mentoring a troubled little boy to that list? Yet he knows he can make a difference and maybe help the child’s guardian, Dani Post, too. Because something about the lovely lawyer sends the widower’s heart skipping . . . After several difficult months, Dani is finally getting her career and life back, while learning to deal with her PTSD. Her heart is even opening up again, thanks to handsome Tyler. His ability to care for family and help her unsettled charge sparked something deep within Dani–something she'd thought was lost long ago. But can she learn to trust again–and open her heart to Paradise?

HER SECRET COWBOY CRUSH Ally Martinez has always been known as a fun and flirty kind of gal. But deep down she’s never forgotten the cowboy who left town. When her crush Reagan Chase comes home after a five-year absence, Ally knows this is her big chance. The guy I've always wanted. Only Reagan has something different in mind... Still reeling from his last relationship, Reagan needs a babysitter for his month-old son. With Ally's help, he can get his family's ranch ready for sale and get out of Cowboy Creek. The problem? Ally is one seriously cute distraction. But Reagan will do whatever it takes to keep his heart safe. Even if it means losing the only place―and the only woman―he can call home.

SECOND-CHANCE WEDDING… Deputy Sheriff Harlan Slade owes Belle Barnes a wedding, and she's ready to collect. The divorced single dad left Belle at the altar years ago. Now, for the sake of Belle's ailing grandmother, he agrees to temporarily tie the knot. Their faux union quickly feels all too real, but Harlan must protect his young daughter's feelings and his own bruised heart. Belle's passion for rescuing animals means frequent run-ins with the law. But she promises Harlan she'll stay out of trouble – except for the kind she finds with him when old sparks fly. It seems Belle and Harlan's short-term family has a future, until someone from their past threatens it all. Will Belle's impulsive streak cost her the first real family she's ever known?

JINGLE BELLS—OR WEDDING BELLS? Some people would have thought getting stranded at the Silver Bells guest ranch in Saddle Ridge, Montana, for Christmas—with the dreamy Dylan Slade, no less—was idyllic. But for real estate acquisitions expert Emma Sheridan, it’s a disaster! Because Dylan is standing in the way of the takeover deal that could secure her promotion and her daughter’s future. Dylan has no intention of selling. So why does he suddenly care so much about what happens to Emma…and her unborn baby girl? Now, with a preterm labor scare and a serious storm conspiring to keep them snowbound for Christmas, Dylan has two weeks to change her mind about her company’s takeover. And maybe even about him!

He’s fighting for them When Amy Donavan married the town playboy and left Forever, Texas, Connor McCullough wished her well—no matter how much it hurt. He got past it, but never really over it. Now the one that got away is back and needs his help…in more ways than one! Recently divorced and fleeing her abusive ex-husband, Amy needs a safe place to hide and someone she can trust. And she’s not alone. Her fussy six-month-old son needs sanctuary, too…and Connor is determined to protect them both. It’s not his family, but it’s the family—and the woman—he’s always wanted. So when Amy’s jealous ex tracks her down, hell-bent on reclaiming his “property,” Connor’s ready to fight this time…

She was "just right" The last thing Liam Daly expected was finding a real-life Goldilocks in the Colorado mountains. But after a blizzard leaves Meredith Jensen stranded, Liam's solitude is shattered by the electrifying golden-haired beauty. Sheltered Meredith is determined to build a new life for herself. But she's compelled by Liam's warm soul, still recovering from a love he tragically lost decades earlier. It's just a matter of time before they give in to the spark between them…a spark that unexpectedly makes them parents-to-be. Even though stand-up Liam wants to do the right thing, Meredith won't settle for a duty-bound man. How can she convince Liam that his real-life Goldilocks is just right…forever?

The most lethal Colton is out for revenge Real-estate tycoon Declan Sinclair has a score to settle with on-the-run felon Livia Colton. He can't change his tragic past, but he can demolish her estate. But while coming to terms with his most hated enemy, Declan bumps heads with Livia's youngest daughter, the alluring Jade Colton… Having always felt isolated from her own family, Jade finds satisfaction in rescuing and rehabilitating Thoroughbred racehorses. And when she finds herself in Livia's crosshairs, Jade turns to Declan for comfort and protection. But can she trust the man who's sworn to take down the entire Colton clan – once and for all?

It’s the Twirlywoos! Today they’re learning all about . . . counting! Introducing a new range of early learning concept board books with a Twirlywoos twist! This sturdy board book is the perfect introduction to numbers. Packed full of their trademark slapstick humour but with a strong educational underpinning, every child can learn something new with the Twirlywoos!