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

This book will help you take your first steps in the WordPress theme development process, with 5 different projects centered around creating unique and responsive WordPress themes About This Book ? Learn the basics of WordPress theme development in a step by step manner ? Make your themes more dynamic by integrating components of Bootstrap and JQuery ? 5 carefully-selected projects to help you get beyond the theory and create highly marketable WordPress themes from scratch Who This Book Is For If you are a blogger or a WordPress user who wants to learn how to create attractive, eye-catching WordPress themes, this book is for you. A basic understanding of HTML5, CSS, PHP, and some creativity is all you need to get started with this book. What You Will Learn ? Simple and advanced themes – covers basic syntax and files along with archives and search pages ? Photo Gallery – add simple animation and use the W3.CSS framework to design a photo gallery theme ? Wordstrap – incorporate Twitter Bootstrap into the theme and use the WP_NavWalker class ? E-commerce theme – build an e-commerce theme using the Foundation framework In Detail WordPress has emerged as a powerful, easy-to-use tool to design attractive, engaging websites. Themes play a big role in making WordPress as popular as it is today, and having an eye-catching, fully-functional theme could separate your website from the rest! This book will help you take your first steps in the WordPress theme development process, with 5 different projects centered around creating unique and responsive WordPress themes. Start with creating a simple WordPress theme using HTML5, CSS, and PHP. Then, you will move on to incorporate different APIs, widgets, and tools such as Bootstrap and jQuery to create more dynamic and highly-functional themes. Whether you want to create a photo gallery theme, a highly customizable e-commerce theme, or a theme designed to suit a particular business, this book will teach you everything you need to know. By the end of this highly interactive book, you will have the required mastery to develop WordPress themes from scratch. Style and approach This book takes a projects-based approach, where every project incrementally builds on your programming skills required to create different kinds of WordPress themes. With the difficulty of the projects ranging from basic to complex, this book will help you get beyond the theory and put your understanding of WordPress theme development to practical use.

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.

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.

The quick start guide for an advanced enterprise PowerShell framework About This Book ? Introduces industry-proven techniques that improve * efficiency and reliability ? Example-rich guide based on real-world scenarios ? Facilitates building a * that can fully scan a Windows server and identify components Who This Book Is For This book is for IT professionals and Windows administrators who would like to gain intensive, hands-on knowledge and skills on PowerShell without spending hours and hours in learning. If you have been struggling to find the time to gain proficiency and confidence with PowerShell and everyday *ing tasks What You Will Learn ? Create an advanced PowerShell *ing template that provides repeatable code to jumpstart all of your *ing projects ? Learn how to securely encrypt and store usernames, passwords, and other sensitive data in PowerShell *s and answer files ? Understand how to optimize the performance of *s to help process large datasets quickly and avoid time-consuming mistakes ? Develop a * to scan for non-standard Windows Server configurations and identify service accounts used on Windows Servers ? Gather a large list of data from a Windows server without locally or remotely logging in interactively In Detail Enterprise PowerShell Scripting Bootcamp explains how to create your own repeatable PowerShell *ing framework. This framework contains * logging methodologies, answer file interactions, and string encryption and decryption strategies. This book focuses on evaluating individual components to identify the system’s function, role, and unique characteristics. To do this, you will leverage built-in CMDlets and Windows Management Instrumentation (WMI) to explore Windows services, Windows processes, Windows features, scheduled tasks, and disk statistics. You will also create custom functions to perform a deep search for specific strings in files and evaluate installed software through executable properties. We will then discuss different *ing techniques to improve the efficiency of *s. By leveraging several small changes to your code, you can increase the execution performance by over 130%. By the end of this book, you will be able to tie all of the concepts together in a PowerShell-based Windows server scanning *. This discovery * will be able to scan a Windows server to identify a multitude of components. Style and approach This book is all about fast and intensive learning. This means, we don’t waste time in helping readers get started. The new content is about leveraging highly-effective examples to build new things, help solving problems in newer and unseen ways, and providing an enterprise-ready platform to create PowerShell Scripts.

Over 90 recipes to maximize automated solutions and policy-drive application profiles using Cisco ACI About This Book ? Confidently provision your virtual and physical infrastructure for application deployment ? Integrate Cisco ACI with hypervisors and other third party devices ? Packed with powerful recipes to automate your IT operations Who This Book Is For If you are a network administrator, system administrator, or engineer and are aware of the basics of Cisco ACI but want to start using it to automate your tasks, then this book is for you What You Will Learn ? Master the Cisco ACI architecture ? Discover the ACI fabric with easy-to-follow steps ? Set up quality of service within ACI ? Configure external networks with Cisco ACI ? Integrate with VMware and track VMware virtual machines ? Configure apply and verify access policies ? Extend or migrate a VMware virtual-machine LAN inside the ACI fabric ? Monitor ACI with third party tools and troubleshoot issues In Detail Cisco Application Centric Infrastructure (ACI) is a tough architecture that automates IT tasks and accelerates data-center application deployments. This book focuses on practical recipes to help you quickly build, manage, and customize hybrid environment for your organization using Cisco ACI. You will begin by understanding the Cisco ACI architecture and its major components. You will then configure Cisco ACI policies and tenants. Next you will connect to hypervisors and other third-party devices. Moving on, you will configure routing to external networks and within ACI tenants and also learn to secure ACI through RBAC. Furthermore, you will understand how to set up quality of service and network programming with REST, XML, Python and so on. Finally you will learn to monitor and troubleshoot ACI in the event of any issues that arise. By the end of the book, you will gain have mastered automating your IT tasks and accelerating the deployment of your applications. Style and approach A set of exciting recipes to automate your IT operations related to datacenters, the Cloud, and networking tasks

Over 100 practical recipes that leverage custom *s and integrated tools in Kali Linux to help you effectively master network scanning About This Book ? Learn the fundamentals behind commonly used scanning techniques ? Deploy powerful scanning tools that are integrated into the Kali Linux testing platform ? The practical recipes will help you automate menial tasks and build your own * library Who This Book Is For This book is for information security professionals and casual security enthusiasts alike. It provides foundational principles if you’re a novice, but will also introduce *ing techniques and in-depth analysis if you’re more advanced. Whether you are brand new to Kali Linux or a seasoned veteran, this book will help you both understand and ultimately master many of the most powerful and useful scanning techniques in the industry. It is assumed that you have some basic security testing experience. What You Will Learn ? Develop a network-testing environment to test scanning tools and techniques ? Understand the principles of network-scanning tools by building *s and tools ? Identify distinct vulnerabilities in web apps and remote services and learn how they are exploited ? Perform comprehensive scans to identify listening on TCP and UDP sockets ? Get started with different Kali desktop environments--KDE, MATE, LXDE, and Xfce ? Use Sparta for information gathering, port scanning, fingerprinting, vulnerability scanning, and more ? Evaluate DoS threats and learn how common DoS attacks are performed ? Learn how to use Burp Suite to evaluate web applications In Detail With the ever-increasing amount of data flowing in today’s world, information security has become vital to any application. This is where Kali Linux comes in. Kali Linux focuses mainly on security auditing and penetration testing. This step-by-step cookbook on network scanning trains you in important scanning concepts based on version 2016.2. It will enable you to conquer any network environment through a range of network scanning techniques and will also equip you to * your very own tools. Starting with the fundamentals of installing and managing Kali Linux, this book will help you map your target with a wide range of network scanning tasks, including discovery, port scanning, fingerprinting, and more. You will learn how to utilize the arsenal of tools available in Kali Linux to conquer any network environment. The book offers expanded coverage of the popular Burp Suite and has new and updated *s for automating scanning and target exploitation. You will also be shown how to identify remote services, how to assess security risks, and how various attacks are performed. You will cover the latest features of Kali Linux 2016.2, which includes the enhanced Sparta tool and many other exciting updates. This immersive guide will also encourage the creation of personally *ed tools and the skills required to create them. Style and approach This step-by-step guide is full of recipes that will help you use integrated scanning tools in Kali Linux and develop custom *s to make new and unique tools of your own.

Over 100 practical recipes related to network and application security auditing using the powerful Nmap About This Book ? Learn through practical recipes how to use Nmap for a wide range of tasks for system administrators and penetration testers. ? Learn the latest and most useful features of Nmap and the Nmap Scripting Engine. ? Learn to audit the security of networks, web applications, databases, mail servers, Microsoft Windows servers/workstations and even ICS systems. ? Learn to develop your own modules for the Nmap Scripting Engine. ? Become familiar with Lua programming. ? 100% practical tasks, relevant and explained step-by-step with exact commands and optional arguments de*ion Who This Book Is For The book is for anyone who wants to master Nmap and its *ing engine to perform real life security auditing checks for system administrators and penetration testers. This book is also recommended to anyone looking to learn about network security auditing. Finally, novice Nmap users will also learn a lot from this book as it covers several advanced internal aspects of Nmap and related tools. What You Will Learn ? Learn about Nmap and related tools, such as Ncat, Ncrack, Ndiff, Zenmap and the Nmap Scripting Engine ? Master basic and advanced techniques to perform port scanning and host discovery ? Detect insecure configurations and vulnerabilities in web servers, databases, and mail servers ? Learn how to detect insecure Microsoft Windows workstations and scan networks using the Active Directory technology ? Learn how to safely identify and scan critical ICS/SCADA systems ? Learn how to optimize the performance and behavior of your scans ? Learn about advanced reporting ? Learn the fundamentals of Lua programming ? Become familiar with the development libraries shipped with the NSE ? Write your own Nmap Scripting Engine *s In Detail This is the second edition of 'Nmap 6: Network Exploration and Security Auditing Cookbook'. A book aimed for anyone who wants to master Nmap and its *ing engine through practical tasks for system administrators and penetration testers. Besides introducing the most powerful features of Nmap and related tools, common security auditing tasks for local and remote networks, web applications, databases, mail servers, Microsoft Windows machines and even ICS SCADA systems are explained step by step with exact commands and argument explanations. The book starts with the basic usage of Nmap and related tools like Ncat, Ncrack, Ndiff and Zenmap. The Nmap Scripting Engine is thoroughly covered through security checks used commonly in real-life scenarios applied for different types of systems. New chapters for Microsoft Windows and ICS SCADA systems were added and every recipe was revised. This edition reflects the latest updates and hottest additions to the Nmap project to date. The book will also introduce you to Lua programming and NSE * development allowing you to extend further the power of Nmap. Style and approach This book consists of practical recipes on network exploration and security auditing techniques, enabling you to get hands-on experience through real life scenarios.

Create efficient and smart web applications with jQuery 3.0 using this step-by-step practical tutorial About This Book ? Create a fully featured and responsive client-side application using jQuery ? Explore all the latest features of jQuery 3.0 and code examples updated to reflect modern JavaScript environments ? Develop high performance interactive pages Who This Book Is For This book is ideal for client-side JavaScript developers. You do need to have any previous experience with jQuery, although basic JavaScript programming knowledge is necessary. What You Will Learn ? Create custom interactive elements for your web designs ? Find out how to create the best user interface for your web applications ? Use selectors in a variety of ways to get anything you want from a page when you need it ? Master events to bring your web pages to life ? Add flair to your actions with a variety of different animation effects ? Discover the latest features available in jQuery with the latest update of this incredibly popular title ? Using jQuery npm Packages In Detail If you are a web developer and want to create web applications that look good, are efficient, have rich user interfaces, and integrate seamlessly with any backend using AJAX, then this book is the ideal match for you. We’ll show you how you can integrate jQuery 3.0 into your web pages, avoid complex JavaScript code, create brilliant animation effects for your web applications, and create a flawless app. We start by configuring and customising the jQuery environment, and getting hands-on with DOM manipulation. Next, we’ll explore event handling advanced animations, creating optimised user interfaces, and building useful third-party plugins. Also, we'll learn how to integrate jQuery with your favourite back-end framework. Moving on, we’ll learn how the ECMAScript 6 features affect your web development process with jQuery. we’ll discover how to use the newly introduced JavaScript promises and the new animation API in jQuery 3.0 in great detail, along with sample code and examples. By the end of the book, you will be able to successfully create a fully featured and efficient single page web application and leverage all the new features of jQuery 3.0 effectively. Style and approach Create efficient client-side apps that look great and run seamlessly across all devices with this step-by-step practical guide. There are illustrative examples for those who need extra help to get started with jQuery web development.

Master over 80 object-oriented recipes to create amazing GUIs in Python and revolutionize your applications today About This Book ? Use object-oriented programming to develop amazing GUIs in Python ? Create a working GUI project as a central resource for developing your Python GUIs ? Easy-to-follow recipes to help you develop code using the latest released version of Python Who This Book Is For This book is for intermediate Python programmers who wish to enhance their Python skills by writing powerful GUIs in Python. As Python is such a great and easy to learn language, this book is also ideal for any developer with experience of other languages and enthusiasm to expand their horizon. What You Will Learn ? Create the GUI Form and add widgets ? Arrange the widgets using layout managers ? Use object-oriented programming to create GUIs ? Create Matplotlib charts ? Use threads and talking to networks ? Talk to a MySQL database via the GUI ? Perform unit-testing and internationalizing the GUI ? Extend the GUI with third-party graphical libraries ? Get to know the best practices to create GUIs In Detail Python is a multi-domain, interpreted programming language. It is a widely used general-purpose, high-level programming language. It is often used as a *ing language because of its forgiving syntax and compatibility with a wide variety of different eco-systems. Python GUI Programming Cookbook follows a task-based approach to help you create beautiful and very effective GUIs with the least amount of code necessary. This book will guide you through the very basics of creating a fully functional GUI in Python with only a few lines of code. Each and every recipe adds more widgets to the GUIs we are creating. While the cookbook recipes all stand on their own, there is a common theme running through all of them. As our GUIs keep expanding, using more and more widgets, we start to talk to networks, databases, and graphical libraries that greatly enhance our GUI’s functionality. This book is what you need to expand your knowledge on the subject of GUIs, and make sure you’re not missing out in the long run. Style and approach This programming cookbook consists of standalone recipes, and this approach makes it unique.. While each recipe explains a certain concept, throughout the book you’ll build a more and more advanced GUI, recipe after recipe. In some of the advanced topics, we simply create a new GUI in order to explore these topics in depth.

A practical guide to building programmable networks using OpenDaylight About This Book ? Learn and understand how SDN controllers operate and integrate with networks; this book's step-by-step tutorials will give you a strong foundation in SDN, NVF, and OpenDayLight. ? Learn how to map legacy Layer 2/3 networking technologies in the SDN world ? Add new services and capabilities to your infrastructure and quickly adopt SDN and NFV within your organization with OpenDayLight. ? Integrate and manage software-defined networks efficiently in your organization. ? Build innovative network applications with OpenDayLight and save time and resources. Who This Book Is For This book targets network engineers, network programmers and developers, administrators, and anyone with some level of networking experience who'd like to deploy OpenDayLight effectively. Familiarity with the day-to-day operations of computer networks is expected What You Will Learn ? Transition from legacy networking to software-defined networking ? Learn how SDN controllers work and manage a network using southbound and northbound APIs ? Learn how to deploy the OpenDayLight SDN controller and integrate it with virtual switches ? Understand the basic design and operation of the OpenDaylight platform ? Build simple MD-SAL OpenDaylight applications ? Build applications on top of OpenDayLight to trigger network changes based on different events ? Integrate OpenStack with OpenDayLight to build a fully managed network ? Learn how to build a software-defined datacenter using NFV and service-chaining technologies In Detail OpenDaylight is an open source, software-defined network controller based on standard protocols. It aims to accelerate the adoption of Software-Defined Networking (SDN) and create a solid foundation for Network Functions Virtualization (NFV). SDN is a vast subject; many network engineers find it difficult to get started with using and operating different SDN platforms. This book will give you a practical bridge from SDN theory to the practical, real-world use of SDN in datacenters and by cloud providers. The book will help you understand the features and use cases for SDN, NFV, and OpenDaylight. NFV uses virtualization concepts and techniques to create virtual classes for node functions. Used together, SDN and NFV can elevate the standards of your network architecture; generic hardware-saving costs and the advanced and abstracted software will give you the freedom to evolve your network in the future without having to invest more in costly equipment. By the end of this book, you will have learned how to design and deploy OpenDaylight networks and integrate them with physical network switches. You will also have mastered basic network programming over the SDN fabric. Style and approach This is a step-by-step tutorial aimed at getting you up-to-speed with OpenDayLight and ready to adopt it for your SDN (Software-Defined Networking) and NFV (Network Functions Virtualization) ecosystem.

Share code and assets across domains in Web applications with CORS About This Book ? A step-by-step guide but at a high level/fast pace. Not all steps are covered as a basic knowledge is assumed ? Provides a basic overview of the concepts but the focus is on providing the practical skills required to develop applications ? Focuses on providing practical examples Who This Book Is For Web developers have been limited by the Same Origin Policy and often wish they could spread their application across different domains. You know JavaScript and AJAX, and have run up against the Same Domain Policy, which is limiting your applications. What You Will Learn ? Why you need CORS: Bending the Same Origin Policy and basic CORS implementation, headers and XMLHttpRequest ? Creating proxies for CORS: Sometimes the header is not enough ? Security: vulnerabilities and how to secure your CORS application ? CORS implementations in Content Management systems ? Learn about CORS in Windows applications ? Take CORS on the Cloud ? Apply CORS in Node.js ? Best practices for CORS In Detail This book explains how to use CORS, including specific implementations for platforms such as Drupal, WordPress, IIS Server, ASP.NET, JBoss, Windows Azure, and Salesforce, as well as how to use CORS in the Cloud on Amazon AWS, YouTube, Mulesoft, and others. It examines limitations, security risks, and alternatives to CORS. It explores the W3C Specification and major developer documentation sources about CORS. It attempts to predict what kinds of extension to the CORS specification, or completely new techniques, will come in the future to address the limitations of CORS Web developers will learn how to share code and assets across domains with CORS. They will learn a variety of techniques that are rather similar in their method and syntax. The book is organized by similar types of framework and application, so it can be used as a reference. Developers will learn about special cases, such as when a proxy is necessary. And they will learn about some alternative techniques that achieve similar goals, and when they may be preferable to using CORS Style and approach A step-by-step guide filled with real-world applications

Build a variety of cross-platform applications with the world’s most complete full-stack JavaScript framework— Meteor About This Book ? Develop a set of real-world applications each exploring different features of Meteor ? Make your app more appealing by adding reactivity and responsiveness to it ? Work with the most powerful feature of Meteor—the “full stack reactivity”—through building real-time applications with many third party libraries Who This Book Is For If you are a developer who is looking forward to taking your application development skills with Meteor to next level by getting your hands-on different projects, this book is for you. What You Will Learn ? See how Meteor fits in the modern web application development by using its reactive data system ? Make your front-end behave consistently across environments by implementing a predictable state container with Redux ? Get familiar with React and overview of Angular 2 ? Add a map to your application with a real-time geolocation ? Plugin into Meteor social media APIs like Twitter’s streaming and Facebook’s Messenger ? Add search functionality from scratch to your existing app and data ? Add responsiveness with Bootstrap 4 and Google’s Material Design using Less and Sass ? Distribute your data across machines and data centers by adding Apache Cassandra to your existing stack. ? Learn how to scale your microservices with the high performant language neutral framework gRPC. ? Learn how to query multiple data sources using GraphQL. In Detail This book starts with the basic installation and overview of the main components in Meteor. You’ll get hands-on multiple versatile applications covering a wide range of topics from adding a front-end views with the hottest rendering technology React to implementing a microservices oriented architecture.All the code is written with ES6/7 which is the latest significantly improved JavaScript language. We’ll also look at real-time data streaming, server to server data exchange, responsive styles on the front-end, full-text search functionality, and integration of many third-party libraries and APIs using npm. By the end of the book, you’ll have the skills to quickly prototype and even launch your next app idea in a matter of days. Style and Approach This book takes an easy-to-follow project-based approach. Each project starts with the goal of what you will learn and an overview the technologies used.

Implement classic and functional data structures and algorithms using Python About This Book ? A step by step guide, which will provide you with a thorough discussion on the analysis and design of fundamental Python data structures. ? Get a better understanding of advanced Python concepts such as big-o notation, dynamic programming, and functional data structures. ? Explore illustrations to present data structures and algorithms, as well as their analysis, in a clear, visual manner. Who This Book Is For The book will appeal to Python developers. A basic knowledge of Python is expected. What You Will Learn ? Gain a solid understanding of Python data structures. ? Build sophisticated data applications. ? Understand the common programming patterns and algorithms used in Python data science. ? Write efficient robust code. In Detail Data structures allow you to organize data in a particular way efficiently. They are critical to any problem, provide a complete solution, and act like reusable code. In this book, you will learn the essential Python data structures and the most common algorithms. With this easy-to-read book, you will be able to understand the power of linked lists, double linked lists, and circular linked lists. You will be able to create complex data structures such as graphs, stacks and queues. We will explore the application of binary searches and binary search trees. You will learn the common techniques and structures used in tasks such as preprocessing, modeling, and transforming data. We will also discuss how to organize your code in a manageable, consistent, and extendable way. The book will explore in detail sorting algorithms such as bubble sort, selection sort, insertion sort, and merge sort. By the end of the book, you will learn how to build components that are easy to understand, debug, and use in different applications. Style and approach The easy-to-read book with its fast-paced nature will improve the productivity of Python programmers and improve the performance of Python applications.

Deep dive into the unified, distributed storage system in order to provide excellent performance About This Book ? Leverage Ceph's advanced features such as erasure coding, tiering, and Bluestore ? Solve large-scale problems with Ceph as a tool by understanding its strengths and weaknesses to develop the best solutions ? A practical guide that covers engaging use cases to help you use advanced features of Ceph effectively Who This Book Is For If you are a developer and an administrator who has deployed a Ceph cluster before and are curious about some of the most advanced features in order to improve performance then this book is for you What You Will Learn ?Know when and how to use some of Ceph's advanced new features ? Set up a test cluster with Ansible and some virtual machines using VirtualBox and Vagrant ?Develop novel solutions to massive problems with librados and shared object classes. ? Choose intelligent parameters for an erasure coded pool and set it up. ? Configure the Bluestore settings and see how they interact with different hardware configurations. ? Keep Ceph running through thick and thin with tuning, monitoring and disaster recovery advice. In Detail Mastering Ceph covers all that you need to know to use Ceph effectively. Starting with design goals and planning steps that should be undertaken to ensure successful deployments, you will be guided through to setting up and deploying the Ceph cluster, with the help of orchestration tools. Key areas of Ceph including Bluestore, Erasure coding and cache tiering will be covered with help of examples. Development of applications which use Librados and Distributed computations with shared object classes are also covered. A section on tuning will take you through the process of optimisizing both Ceph and its supporting infrastructure. Finally, you will learn to troubleshoot issues and handle various scenarios where Ceph is likely not to recover on its own. By the end of the book, you will be able to successfully deploy and operate a resilient high performance Ceph cluster. Style and approach A practical guide which has each chapter explaining the concept, sharing tips and tricks and a use case to implement the most powerful features of Ceph

Take tiny steps to enter the big world of data science through this interesting guide About This Book ? Learn the fundamentals of machine learning and build your own intelligent applications ? Master the art of building your own machine learning systems with this example-based practical guide ? Work with important classification and regression algorithms and other machine learning techniques Who This Book Is For This book is for anyone interested in entering the data science stream with machine learning. Basic familiarity with Python is assumed. What You Will Learn ? Exploit the power of Python to handle data extraction, manipulation, and exploration techniques ? Use Python to visualize data spread across multiple dimensions and extract useful features ? Dive deep into the world of analytics to predict situations correctly ? Implement machine learning classification and regression algorithms from scratch in Python ? Be amazed to see the algorithms in action ? Evaluate the performance of a machine learning model and optimize it ? Solve interesting real-world problems using machine learning and Python as the journey unfolds In Detail Data science and machine learning are some of the top buzzwords in the technical world today. A resurging interest in machine learning is due to the same factors that have made data mining and Bayesian analysis more popular than ever. This book is your entry point to machine learning. This book starts with an introduction to machine learning and the Python language and shows you how to complete the setup. Moving ahead, you will learn all the important concepts such as, exploratory data analysis, data preprocessing, feature extraction, data visualization and clustering, classification, regression and model performance evaluation. With the help of various projects included, you will find it intriguing to acquire the mechanics of several important machine learning algorithms – they are no more obscure as they thought. Also, you will be guided step by step to build your own models from scratch. Toward the end, you will gather a broad picture of the machine learning ecosystem and best practices of applying machine learning techniques. Through this book, you will learn to tackle data-driven problems and implement your solutions with the powerful yet simple language, Python. Interesting and easy-to-follow examples, to name some, news topic classification, spam email detection, online ad click-through prediction, stock prices forecast, will keep you glued till you reach your goal. Style and approach This book is an enticing journey that starts from the very basics and gradually picks up pace as the story unfolds. Each concept is first succinctly defined in the larger context of things, followed by a detailed explanation of their application. Every concept is explained with the help of a project that solves a real-world problem, and involves hands-on work—giving you a deep insight into the world of machine learning. With simple yet rich language—Python—you will understand and be able to implement the examples with ease.

What if your devastating breakup became this summer’s hit single? In this rock-and-roll retelling of Jane Austen’s Persuasion, music can either bring you together or tear you apart. At her dying mother’s request, Claire dumps Jared, the only boy she’s ever loved. Left with a broken family and a broken heart, Claire is furious when she discovers that her biggest regret became Jared’s big break. While Jared is catapulted into rock-star status, another piece of Claire’s heart crumbles every time his song plays on the radio. The summer after her senior year, it’s been months since the big breakup, and Claire is just trying to keep her head down and make it through a tense trip to the beach with her family. But when Jared shows up, and old feelings reignite, can Claire and Jared let go of the past? Or will they be stuck singing the same old refrain.

Jack Dandy didn’t become prince of the London underworld at barely twenty-one by being soft-hearted, even if a certain girl in a steel corset has wormed her way into his affections of late. He knows how to manipulate charm and rob people blind. And if his criminal activities embarrass his aristocratic father, so much the better. So when a friend of Jack’s father hires him for an underhanded job, Jack is happy to oblige—for an outrageous fee, of course. Delivering a mysterious crate seems like an easy task—until Jack realizes just what is inside… Don’t miss the conclusion to Jack’s escapade in The Girl with the Iron Touch by Kady Cross, available now

After surviving a triumph-turned-tragedy in New York City, Jasper is determined to secure a happier future with his gifted band of friends. So when the group’s mechanical genius Emily is abducted, he’ll plunge into England’s darkest places to rescue her…. But his old flame Wildcat is turning London town upside down to find her missing sister, and Jasper finds the attraction between himself and the fierce beauty as tempting and dangerous as ever. Their trail leads deep into the city’s most unusual circus. Soon, Jasper will find his loyalties— and future—tested more than he could ever imagine…. And don’t miss Jasper’s continuing exploits in The Girl with the Iron Touch by Kady Cross available now

A forbidden love? Ginny has come to Manhattan expecting to find the father she never knew. Instead she finds Jake Vanbrugh–his son! Jake is the most arresting man, and when Ginny discovers the instant attraction is mutual, she knows she's in deep trouble. Somehow she has to keep her true identity a secret until Jake leads her to the man she's come to see. But will Ginny be able to control her forbidden feelings for Jake–and keep his avid attentions at bay? It seems impossible and also imperative–but then, Ginny doesn't know the whole truth about Jake….