Over 50 recipes on the core features of Apache Mesos and running big data frameworks in Mesos About This Book ? Learn to install and configure Mesos to suit the needs of your organization ? Follow step-by-step instructions to deploy application frameworks on top of Mesos, saving you many hours of research and trial and error ? Use this practical guide packed with powerful recipes to implement Mesos and easily integrate it with other application frameworks Who This Book Is For This book is for system administrators, engineers, and big data programmers. Basic experience with big data technologies such as Hadoop or Spark would be useful but is not essential. A working knowledge of Apache Mesos is expected. What You Will Learn ? Set up Mesos on different operating systems ? Use the Marathon and Chronos frameworks to manage multiple applications ? Work with Mesos and Docker ? Integrate Mesos with Spark and other big data frameworks ? Use networking features in Mesos for effective communication between containers ? Configure Mesos for high availability using Zookeeper ? Secure your Mesos clusters with SASL and Authorization ACLs ? Solve everyday problems and discover the best practices In Detail Apache Mesos is open source cluster sharing and management software. Deploying and managing scalable applications in large-scale clustered environments can be difficult, but Apache Mesos makes it easier with efficient resource isolation and sharing across application frameworks. The goal of this book is to guide you through the practical implementation of the Mesos core along with a number of Mesos supported frameworks. You will begin by installing Mesos and then learn how to configure clusters and maintain them. You will also see how to deploy a cluster in a production environment with high availability using Zookeeper. Next, you will get to grips with using Mesos, Marathon, and Docker to build and deploy a PaaS. You will see how to schedule jobs with Chronos. We’ll demonstrate how to integrate Mesos with big data frameworks such as Spark, Hadoop, and Storm. Practical solutions backed with clear examples will also show you how to deploy elastic big data jobs. You will find out how to deploy a scalable continuous integration and delivery system on Mesos with Jenkins. Finally, you will configure and deploy a highly scalable distributed search engine with ElasticSearch. Throughout the course of this book, you will get to know tips and tricks along with best practices to follow when working with Mesos. Style and approach This step-by-step guide is packed with powerful recipes on using Apache Mesos and shows its integration with containers and big data frameworks.

Plan, design, and deploy System Center Configuration Manager 1706 like never before, regardless of how complex your infrastructure is About This Book ? The most up-to-date resource on deploying or migrating to System Center Configuration Manager 1706 within your IT infrastructure ? Plan, design, and deploy ConfigMgr 1706 with ease, both on primary and multiple-hierarchy sites ? Master the new features of ConfigMgr 1706, including Windows 10 support Who This Book Is For If you are a system engineer or an administrator planning to deploy Microsoft System Center Configuration Manager 1706, then this book is for you. This book will also benefit system administrators who are responsible for designing and deploying one or more System CenterConfiguration Manager 1706 sites in their new or existing systems. What You Will Learn ? Install ConfigMgr servers and the necessary roles ? Design and scale ConfigMgr environments ? Configure and administrate essential ConfigMgr roles and features ? Create software packages using .msi and .exe files ? Deliver detailed reports with an automatic patching process ? Apply proper hardening on your deployment and secure workstations ? Deploy operating systems and updates leveraging ConfigMgr mechanisms ? Create high-availability components using the built-in mechanism for backup and recovery In Detail It becomes important to plan, design, and deploy configurations when administrators know that Configuration Manager interacts with a number of infrastructure components such as Active Directory Domain Services, network protocols, Windows Server services, and so on. Via real-world-world deployment scenarios, this book will help you implement a single primary site or multiples sites. You will be able to efficiently plan and deploy a multiple-site hierarchy such as central administration site. Next, you will learn various methods to plan and deploy Configuration Manager clients, secure them and make the most of new features offered through ConfigMgr 1706 like compliance, deploying updates operating systems to the endpoints. Then, this book will show you how to install, configure, and run SQL reports to extract information. Lastly, you will also learn how to create and manage users access in an ConfigMgr environment By the end of this book, you will have learned to use the built-in mechanism to back up and restore data and also design maintenance plan. Style and approach This step-by-step guide teaches you cool ways to plan, deploy, and configure ConfigMgr 1706. This tutorial, which complements the release of ConfigMgr 1706 with a refreshing new approach and expert guidance, will teach you everything you need to know about the essentials of server.

Expert techniques for building fast servers and scalable, real-time network applications with minimal effort; rewritten for Node.js 8 and Node.js 9 About This Book ? Packed with practical examples and explanations, Mastering Node.js contains everything you need to take your applications to the next level. ? Unleash the full potential of Node.js 9 to build real-time and scalable applications. ? Gain in-depth knowledge of asynchronous programming, event loops, and parallel data processing. ? Explore Node's innovative event-non-blocking design, and build professional applications with the help of detailed examples. Who This Book Is For This book is targeted at JavaScript developers who want to take an in-depth look at the latest Node.js framework to create faster, scalable, real-time backend applications. Basic JavaScript programming knowledge—and also some previous Node.js development experience—are mandatory to get the best out of this book What You Will Learn ? Build an Electron desktop app using Node that manages a filesystem ? Explore Streams and understand how they apply to building networked services ? Develop and deploy an SMS-driven customer service application ? Use WebSockets for rapid bi-directional communication ? Construct serverless applications with Amazon Lambda ? Test and debug with headless browsers, CPU profiling, Mocha, Sinon, and more ? Scale applications vertically and horizontally across multiple cores and web services In Detail Node.js, a modern development environment that enables developers to write server- and client-side code with JavaScript, thus becoming a popular choice among developers. This book covers the features of Node that are especially helpful to developers creating highly concurrent real-time applications. It takes you on a tour of Node's innovative event non-blocking design, showing you how to build professional applications. This edition has been updated to cover the latest features of Node 9 and ES6. All code examples and demo applications have been completely rewritten using the latest techniques, introducing Promises, functional programming, async/await, and other cutting-edge patterns for writing JavaScript code. Learn how to use microservices to simplify the design and composition of distributed systems. From building serverless cloud functions to native C++ plugins, from chatbots to massively scalable SMS-driven applications, you'll be prepared for building the next generation of distributed software. By the end of this book, you'll be building better Node applications more quickly, with less code and more power, and know how to run them at scale in production environments. Style and approach Mastering Node.js contains all of the examples and explanations you'll need to build applications in a short amount of time and at a low cost, running rapidly and at scale.

Learn to build professional full-stack web apps with Vue.js and Laravel About This Book ? End-to-end guide on full-stack development with Vue.js 2 and Laravel 5 ? Developing modern user interfaces with a reusable component-based architecture ? Use Webpack to improve applications performance and development workflow ? Explore the features of Vuex to build applications that are powerful, consistent, and maintainable Who This Book Is For This book targets developers who are new to Vue.js, Laravel, or both, and are seeking a practical, best-practice approach to development with these technologies. They must have some knowledge of HTML, CSS and Java*. What You Will Learn ? Core features of Vue.js to create sophisticated user interfaces ? Build a secure backend API with Laravel ? Learn a state-of-the-art web development workflow with Webpack ? Full-stack app design principles and best practices ? Learn to deploy a full-stack app to a cloud server and CDN ? Managing complex application state with Vuex ? Securing a web service with Laravel Passport In Detail Vue is a JavaScript framework that can be used for anything from simple data display to sophisticated front-end applications and Laravel is a PHP framework used for developing fast and secure web-sites. This book gives you practical knowledge of building modern full-stack web apps from scratch using Vue with a Laravel back end. In this book, you will build a room-booking website named "Vuebnb". This project will show you the core features of Vue, Laravel and other state-of-the-art web development tools and techniques. The book begins with a thorough introduction to Vue.js and its core concepts like data binding, directives and computed properties, with each concept being explained first, then put into practice in the case-study project. You will then use Laravel to set up a web service and integrate the front end into a full-stack app. You will be shown a best-practice development workflow using tools like Webpack and Laravel Mix. With the basics covered, you will learn how sophisticated UI features can be added using ES+ syntax and a component-based architecture. You will use Vue Router to make the app multi-page and Vuex to manage application state. Finally, you will learn how to use Laravel Passport for authenticated AJAX requests between Vue and the API, completing the full-stack architecture. Vuebnb will then be prepared for production and deployed to a free Heroku cloud server. Style and approach Learn front-end Vue techniques, back-end Laravel skills, and put them together to build a working application

Design and build land, air, and sea drones using Ardupilot with Pixhawk 2.1 About This Book ? Explore the best practices used by the top industry professionals that will not only help you build drones in time, but also build effective solutions to cater to. ? Navigate through the complexities of Ardupilot to put together a complete functional UAV and assemble your drone ? Learn through practical examples that help you build robust UAV flight and ground control components Who This Book Is For The primary audience for this book is anyone (enthusiasts and hobbyists) who dream of building their own drones. It will also help those who are trying to build UAVs for commercial purposes. Some prior experience with microcontrollers and electronics would be useful. What You Will Learn ? Kitbash "dumb" objects into smart ones ? Program Pixhawk for your drones ? Fabricate your own parts out of different materials ? Integrate Pixhawk into different types of drones ? Build and understand the significant difference between land, sea, and air drones ? Adapt old Pixhawk sensors to the new Pixhawk 2.1 plugs ? Become familiar with procedures for testing your new drones In Detail The Ardupilot platform is an application ecosystem that encompasses various OS projects for drone programming, flight control, and advanced functionalities.The Ardupilot platform supports many Comms and APIs, such as DroneKit, ROS, and MAVLink. It unites OS drone projects to provide a common codebase. With the help of this book, you will have the satisfaction of building a drone from scratch and exploring its many recreational uses (aerial photography, playing, aerial surveillance, and so on). This book helps individuals and communities build powerful UAVs for both personal and commercial purposes. You will learn to unleash the Ardupilot technology for building, monitoring, and controlling your drones.This is a step-by-step guide covering practical examples and instructions for assembling a drone, building ground control unit using microcontrollers, QgroundControl, and MissionPlanner. You can further build robotic applications on your drone utilizing critical software libraries and tools from the ROS framework. With the help of DroneKit and MAVLink (for reliable communication), you can customize applications via cloud and mobile to interact with your UAV. Style and approach Step-by-step instructions to help assemble your first drone with the Ardupilot platform.

Learn how to leverage the features of the new Entity Framework Core APIs and use them to build pure .NET Core applications. About This Book ? Learn how to effectively manage your database to make it more productive and maintainable. ? Write simplified queries using LINQ to acquire the desired data easily ? Raise the abstraction level from data to objects so teams can function independently, resulting in easily maintainable code Who This Book Is For This book is for .NET Core developers who would like to integrate EF Core in their application. Prior knowledge of .NET Core and C# is assumed. What You Will Learn ? Create databases and perform CRUD operations on them ? Understand and build relationships (related to entities, keys, and properties) ? Understand in-built, custom, and remote validation (both client and server side) ? You will learn to handle concurrency to build responsive applications ? You will handle transactions and multi-tenancy while also improving performance In Detail Being able to create and maintain data-oriented applications has become crucial in modern programming. This is why Microsoft came up with Entity Framework so architects can optimize storage requirements while also writing efficient and maintainable application code. This book is a comprehensive guide that will show how to utilize the power of the Entity Framework to build efficient .NET Core applications. It not only teaches all the fundamentals of Entity Framework Core but also demonstrates how to use it practically so you can implement it in your software development. The book is divided into three modules. The first module focuses on building entities and relationships. Here you will also learn about different mapping techniques, which will help you choose the one best suited to your application design. Once you have understood the fundamentals of the Entity Framework, you will move on to learn about validation and querying in the second module. It will also teach you how to execute raw SQL queries and extend the Entity Framework to leverage Query Objects using the Query Object Pattern. The final module of the book focuses on performance optimization and managing the security of your application. You will learn to implement failsafe mechanisms using concurrency tokens. The book also explores row-level security and multitenant databases in detail. By the end of the book, you will be proficient in implementing Entity Framework on your .NET Core applications. Style and approach This book is filled with various examples that will help you use Entity Framework Core 2.0 to write efficient software.

世界各地之有味笑話如恆河沙數，素來是廣受大眾歡迎的流行讀本。本書作者Mr. C特別編撰「小小笑話」系列，精選妙絕抵死的笑話匯集成篇，以輕巧且價錢相宜的迷你版本出版，為你帶來經濟實惠的閱讀樂趣和享受。除了豐富精選的笑話，書首更有得意有趣的遊戲，供大家互動玩耍一下，順便先來個大腦熱熱身，然後再放開懷抱笑個痛快。 《癲癲WORKING》及《公主病駕到》分別取材為Office笑話及男女關係笑話，詼諧抵死，適合成人閱讀。 《囧囧CLUB》及《女王捉字室》則取材為校園笑話(classroom jokes)，幽默搞笑，適合學生閱讀。

《拆走醫院的炸彈》以40個關於醫生、病人、護士及家屬的真實個案，改編成活潑生動的故事去講述醫患關係，出版未足半年初版3000冊已售罄，反應理想。 本書文字簡短精練，盡量保留病房內外、醫生護士與病人及家屬之間衝突中的言行，其中也有病房內外的特殊用語、有趣代號甚或爛gag等，生動傳神。 其實人的一生總離不開醫院、醫生與護士。不過，由於種種言語、心理、行為上的誤會、誤解、矛盾、衝突，醫患之間始終不容易建立起互信、互諒的關係，因此醫院內「炸彈」處處！如何拆彈？！ 細閱本書，讀者除了可看到病房眾生相外，更可嘗試代入角色，想像一下炸彈引爆前的凝重、爆發一刻的顫震，以及爆後心理的忐忑。本書更試圖從第三者的角度，提出「拆彈」的忠告與實踐良策。可讀之餘，發人深省。 《拆走醫院的炸彈》新版除了保留了故事、沙龍照片、勵志金句外，在內容上也作出了修訂；特別的是更換上新裝。今次伊利沙伯醫院破天荒邀請到醫管局主席胡定旭、香港防癌會主席高永文醫生，聯同一眾演藝界明星名人葛民輝、羅蘭、廖安麗，以及譚玉瑛一起粉墨登場，角色扮演醫生、病人、護士及家屬，拍攝封面及內頁照片；星光熠熠，令人耳目一新！

風──創作路，多風暴；風眼中，看平靜。 花──風旅中，遇花海；學種花，孕新生。 雪──花落時，雪堵路；寒道裡，享甘薯。 月──雪告別，前路明；月照下，見新遊。 作者在書中以自然之景──風、花、雪、月為幹，既說一己的創作歷程，又細說對人世間的萬事萬物的觀察，體現作者的觀點與視覺。 綣綣塵世間，我們會遇到風雨，但風雨過後，得享霎時平靜，柳暗花明，未至絕路。碰到寒雪堵路，調整心境，實是享甘薯的好時光。人生有高有低，或臨絕處卻又逢生。作者欲藉文、圖道出的，正是此理。 此作以清新的繪圖為主，配以精簡的文字，感悟各式各樣人生小道理，讓讀者在閱讀之時，享受一刻的清泉，澄明身心。 內文範例： 同生同等。 兒時，我無聊跳高伸手蜻蜓，但牠總會飛高來欺負我； 當時我還無知地認為長高後，牠就難逃我的魔掌。 今天，牠就在我身邊飛過，當然人大了， 我沒伸出那頑皮手來捉牠。 因我明白，不是現在我的高度足以捉到牠， 而是牠因快下雨而低飛。 我早就不應跟牠比較高低，即使現在我能力比牠高，亦不等於我就要向牠施展魔爪， 因從沒有誰想打倒誰，而是本身就是應該共存。

本書從提高小學生寫字能力的角度出發，以香港教育局課程發展處中國語文教育組編訂的《香港小學學習字詞表》為基礎，參考衆多小學語文教材，精選350個小學階段使用頻率、構字構詞能力強的漢字，從偏旁、筆畫、筆順等方面對漢字逐一解構，幫助小學生掌握正確的漢字書寫規則。

本書運用現代語言學方法，將粵語作為一個完整的語言系統，從詞彙、詞法、句法等方面，全面論述粵語語法上的種種表現，兼論粵語音系和各種拼音系統的異同。一方面可作為研究和學習粵語的教材，讓讀者對粵語的語言特點有較為完整的認識，；另一方面，以讀者熟悉的具體語言事實來說明比較抽象的理論，做到既能介紹粵語特色，又能普及語言學基本概念，亦適合所有對粵語有興趣的普通讀者閱讀。

本書精選小學生8種常用修辭法，包括：比喻、擬人、排比、反復、設問、反問、誇張、對偶等，提供3百多條測試題目，輔以淺白的文字加以解說，幫助學生讀者把握運用有關修辭的用法。為增添閱讀趣味，本書加入了生動的故事，幽默的漫畫和形式豐富的遊戲，務求做到「學」與「樂」統一。

重點探討慢性腎病中西治療比較及配合，並清楚列出容易產生的併發症，慢性腎衰竭的狀況，提供實用診治和個人調養方法。提供中藥藥饍、食療、生活方式調護，並輔以簡易的菜餚、湯水等食譜，讀者可以自行烹調食用。

香港中文大歷史系成立於1963年，至2013年已經歷了五十年。在這五十年的歲月中，歷史系的前賢和師輩奠下了嚴肅的學術風氣與扎實的研究根基。莘莘學子，遂得以承傳錢穆、牟潤孫、全漢昇、嚴耕望、王德昭、孫國棟等眾多史學名宿的治學精神。 為了慶祝歷史系踏入金禧之年，我們邀請校友撰文論述前輩老師的個人風骨、學術成就、治史理念、研究心得及教學旨趣等，編成此書以總結五十年來歷史系前賢的開創、耕耘之功及治史業績，好讓後輩繼往開來，延續並發展創系以來的理念和精神。

全書包含幾個英語語法範疇：易混淆詞、單複數、量詞、數目詞彙、同音異義詞、短語動詞、慣用語、明喻和隱喻等 內容選自余黎青萍於報章撰寫的專欄文章，談及英語學習不同的重要範疇，作者從日常生活、工作、傳媒報導等搜集實例，從反方面指出措辭不當、似是而非的毛病，也從正面說明如何學好英語，如何活用 phrasal verbs 及 idioms，幫助讀者明白英語如何可表達得傳神。

本書從鍛鍊體魄的好處開始，仔細講解跑步前的風險評估，按個人體能和目標設計的多種長跑訓練計劃和訓練方法，如長距離跑、節奏跑及間歇跑的要點，還詳述如何預防受傷、處理傷患、配合飲食營養，加強鍛鍊效果。

「極短篇」，又有人稱之為「小小說」或「掌上小說」。寫「極短篇」，極不容易，在如此小的篇幅內說故事，從頭到尾，一眼望盡，瑕瑜立見，無可隱藏，其實「難度」相當高。 但本書作者卻是寫「極短篇」的高手，書中精選了她的三十篇佳作，當中的故事，既有愛情的，也有人情的，甚至奇幻的，題材豐富，異彩紛呈，情節引人入勝，結局又出人意表。每個故事讀後，相信讀者或會會心微笑，或會擊節驚歎，又或會領悟到一點點人生的道理。

From ‘just one night’… to bonded for life Kate McCoy’s life is organized to perfection, until the night she steps into Gray Gallagher’s arms. This time Kate has miscalculated: she’s unexpectedly expecting. And the heart she has carefully sheltered starts seeing her cherished friend in a different light…

He took home the wrong baby… But gained a wife! Single dad Liam Mercer loves his son – but his beloved baby isn't his! Shelby Ingalls is reeling to discover that her baby was switched with Liam's. Their solution: marriage! But this marriage of convenience sure looks a lot like love…

A glamorous assignment and a brooding bachelor… When journalist April Fotherington is assigned to write about handsome royal advisor Marcus Alrikson, she knows she’ll have her work cut out. After sheltering together from a thunderstorm on a desert island, who knows what will happen next!

What happens when your internet crush, shows up in real life? Lieutenant Thane Carter is professionally successful, but his love life stinks. Why can’t his off-limits co-worker Lieutenant Chloe Michael could be more like his online love? Things only complicate further when they turn out to be the same person!