The book is written so that both experienced and novice Tclers can find useful information inside. It starts with quick introduction to Tcl and its networking support for those who are less familiar with them. Authors focus on showing practical, yet simple examples for each module and command described so that reader understands how to use them when solving the real life problems. The examples given are useful programs that try to solve real-world needs. All sample programs are clear and concise yet nothing essential is left out and the programming style focuses on readability rather than on stylistic rigor or efficiency. This book is for Tcl developers with basic network programming concepts, who want to add networking capabilities to their applications. Working knowledge of Tcl and basic experience of network protocols will be useful. The reader should be familiar with basic concepts used in modern networking – keywords like TCP, HTTP or XML should not be a mystery. The book does not require advanced knowledge of Tcl – the first chapters will swiftly introduce the reader into it, allowing refreshing the information or gaining a quick overview of the Tcl language abilities.

The examples in this book follow a sample project creating a digital newspaper website to meet the requirements of a fictional customer who wants to place commercial advertisements all over the site. The whole book is a comprehensive collection of recipes that elaborate a series of well known use cases. You will find an organized step-by-step procedure to accomplish each task followed by detailed explanations to better understand how and why each topic was undertaken, and many links to online references and other related sections in the book that can supplement the subject in question. You can read the whole book or just pick the recipes that are relevant for you; where necessary, cross references will help you understand the recipes even if you do not read them in sequential order. This book is for programmers who have some knowledge of Python, Plone, and Zope. If you want to develop feature-rich add-on products in Plone, this book is for you. It is aimed at the development of backend features, so you need not have other web-related skills such as HTML, CSS, or JavaScript.

This is a fast-paced tutorial focusing on creating an online store. It walks in detail through development of a sample website, illustrating each step with screenshots and explanation. The cumbersome and time-consuming task of developing and customizing a TYPO3 e-commerce site will be a smooth sail with this book. If you want to create a captivating online shop using TYPO3 and optimize your profit, this book is for you. Some knowledge of TYPO3, PHP, and TypoScript is required.

This book is designed to cover the problems that novice DBAs particularly struggle with. This handbook covers a minimal amount of theoretical information before showing you how to overcome common problems through the use of real-life examples. It covers both Oracle 11g R1 and 11g R2 in examples, with material applicable to all versions of Oracle. This book is for you if you find yourself in charge of an Oracle database. It can be easy to feel overwhelmed. Whether you are a single employee or the DBA manager of several employees, whether you are taking over an existing position or taking up a newly created one – this book is designed to be a sanity check. If you need guidance for migrating to 11g or implementing Oracle's Maximum Availability Architecture, you will find this book very helpful.

Each chapter focuses on one topic, such as version control or debugging. After initially discussing essential concepts, the author takes an in-depth look at one or more tools relevant to the topic. Sample projects and plenty of well-documented code are used to work through practical application of the concepts. This book has been written for professional developers new to PHP and experienced PHP developers who want to take their skills to the next level by learning enterprise-level tools and techniques.

This book provides an easy to understand, step-by-step approach to installing, configuring, and using WP e-Commerce to run your online store. We will construct an example store in the book with enough information and flexibility to adapt the store to your specific needs. This book is for you, if you are interested in using WordPress as the basis for a store that can sell physical items, downloads, or services. It is ideal for a sole proprietor or small business owner with only basic, in-house technical skills. Some prior knowledge of WordPress will help, but is not required. No knowledge of PHP is expected, but it will also be helpful.

Written with a fast-paced but friendly and engaging approach, this Packt Beginner's guide is designed to be placed alongside the computer as your guide and mentor to meet real-world web building challenges. Step-by-step tutorials are bolstered by explanations of the reasoning behind what you are doing. You will quickly pick up the necessary skills, tips, and tricks for building a successful Joomla! web site with practical examples that help you to learn by experiment and play. If you want to build and maintain your own web site, the Joomla! Beginner's Guide is perfect for you. It helps you build on the skills and knowledge you may already have on creating web sites—but even if you're new to this subject, you won't have any difficulty understanding the clear and friendly instructions and explanations. You learn how to build and maintain web sites without having to dive deep into HTML and CSS.

This book provides an in-depth tutorial on administering the GlassFish application server. Every chapter starts with a clear discussion of the involved concepts, followed by step-by-step instructions on how to perform the administrative task. Clear illustrations and complete working code examples are used to help you visualize the relevant topics. If you are a Java EE application developer and architect who builds and deploys Java EE, Ruby on Rails, and other supported applications for the GlassFish Application Server, then this book is for you. This book is also very valuable if you are an administrator responsible for maintaining the GlassFish Server runtime. Basic knowledge of Java EE 5 is assumed but you need not have any previous knowledge of GlassFish. Those who already know the basics of GlassFish will still find this book useful as they will gain knowledge of administration tasks.

An example-based approach leads you step-by-step through the implementation and customization of each library component and its associated resources in turn. To emphasize the way that jQuery UI takes the difficulty out of user interface design and implementation, each chapter ends with a 'fun with' section that puts together what you've learned throughout the chapter to make a usable and fun page. In these sections you'll often get to experiment with the latest associated technologies like AJAX and JSON. This book is for front-end designers and developers who need to quickly learn how to use the jQuery UI User Interface Library. To get the most out of this book you should have a good working knowledge of HTML, CSS, and JavaScript, and will need to be comfortable using jQuery, the underlying foundation of jQuery UI.

This book is a real-world practical tutorial with lots of examples. The data grid concepts are clearly explained and code samples are provided. The concepts are applicable to all IMDGs, and the examples represent the eXtreme Scale approach to the problem. This book is aimed at intermediate-level JavaEE Developers who want to build applications that handle larger data sets with massive scalability requirements. No previous experience of WebSphere eXtreme Scale is required.

This book is designed for readers who learn by doing and employs many examples and screenshots to let the reader dig in and start coding. This book isn't designed to be a reference; instead it has a practical, example-driven approach that teaches you by following along with the examples in the chapters. When you have completed this book, you will fully understand how the template system works, how to extend it when you have specialized needs, and how to optimize the performance and usability of your content. This book is for web developers and template authors who want to fully understand and utilize the Django template system. The reader should have completed the introductory tutorials on the Django project's website and some experience with the framework will be very helpful. Basic knowledge of Python and HTML is assumed.

This book focuses on teaching by example. Every chapter provides a bit of an overview, and then dives right in to hands-on examples so you can see and play with the solution in your own environment. All code samples run on both the latest Enterprise and Labs release. This book will be most useful to developers who are writing code to customize Alfresco for their organization or who are creating custom applications that sit on top of Alfresco. This book is for Java developers, and you will get most from the book if you already work with Java but you need not have prior experience on Alfresco. Although Alfresco makes heavy use of open source frameworks such as Spring, Hibernate, JavaServer Faces, and Lucene, no prior experience using these is assumed or necessary.

This is a practical hands-on book with clear instructions and lot of code examples. It takes a simple approach, guiding you through different architectural topics using realistic sample projects. A single project is implemented using different architectural styles to make the reader understand the details of each style. There are also many small independent code samples to explain design patterns, WCF, and localization. This book is for people familiar with the ASP.NET framework using either C# or VB.NET. You don?t need to be an ASP.NET guru “ the book is ideal for novice and intermediate developers. If reading about application architecture usually confuses you or sends you to sleep, then this book will be perfect for you! In short, any ASP.NET programmer who is confused or disoriented reading different books or materials on architectures wondering how and what to implement in their application, will definitely benefit from this book!

This is a beginner-level book, which will introduce Nagios to System Administrators who are interested in monitoring their systems. The focus is on teaching system administrators to secure their systems in a much improved manner incorporating the newer features of Nagios. It will teach Nagios beginners the basics of installation and configuration of version 3; it will show professionals who have already worked on earlier versions of Nagios the new features of Nagios like inheritance and also the new internal functions like better check scheduling. The target readers for this book are System Administrators interested in using Nagios. This book will introduce Nagios with the new features of Version 3 for System Administrators.

This book will give you a strong, hands-on approach to security. It starts out with the most basic of considerations such as choosing the right hosting sites then moves quickly into securing the Joomla! site and servers. This is a security handbook for Joomla! sites. It is an easy-to-use guide that will take you step by step into the world of secured websites. This book is a must-read for anyone seriously using Joomla! for any kind of business, ranging from small retailers to larger businesses. With this book they will be able to secure their sites, understand the attackers, and more, without the drudging task of looking up in forums, only to be flamed, or not even find the answers. Prior knowledge of Joomla! is expected but no prior knowledge of securing websites is needed for this book. The reader will gain a moderate to strong level of knowledge on strengthening their sites against hackers.

Design and implement successful private clouds with OpenStack About This Book Explore the various design choices available for cloud architects within an OpenStack deployment Craft an OpenStack architecture and deployment pipeline to meet the unique needs of your organization Create a product roadmap for Infrastructure as a Service in your organization using this hands-on guide Who This Book Is For This book is written especially for those who will design OpenStack clouds and lead their implementation. These people are typically cloud architects, but may also be in product management, systems engineering, or enterprise architecture. What You Will Learn Familiarize yourself with the components of OpenStack Build an increasingly complex OpenStack lab deployment Write compelling documentation for the architecture teams within your organization Apply Agile configuration management techniques to deploy OpenStack Integrate OpenStack with your organization's identity management, provisioning, and billing systems Configure a robust virtual environment for users to interact with Use enterprise security guidelines for your OpenStack deployment Create a product roadmap that delivers functionality quickly to the users of your platform In Detail Over the last five years, hundreds of organizations have successfully implemented Infrastructure as a Service (IaaS) platforms based on OpenStack. The huge amount of investment from these organizations, industry giants such as IBM and HP, as well as open source leaders such as Red Hat have led analysts to label OpenStack as the most important open source technology since the Linux operating system. Because of its ambitious scope, OpenStack is a complex and fast-evolving open source project that requires a diverse skill-set to design and implement it. This guide leads you through each of the major decision points that you'll face while architecting an OpenStack private cloud for your organization. At each point, we offer you advice based on the experience we've gained from designing and leading successful OpenStack projects in a wide range of industries. Each chapter also includes lab material that gives you a chance to install and configure the technologies used to build production-quality OpenStack clouds. Most importantly, we focus on ensuring that your OpenStack project meets the needs of your organization, which will guarantee a successful rollout. Style and approach This is practical, hands-on guide to implementing OpenStack clouds, where each topic is illustrated with real-world examples and then the technical points are proven in the lab.

Build a tower defense game and earn delectable C# treats by baking cupcakes and fighting fearsome sweet-toothed pandas About This Book Build a complete and exciting 2D Tower Defense game from scratch. Understand and learn to perform each phase of the game development pipeline Homework and exercises to improve your skills and take them to the next level Who This Book Is For If you are looking forward to get started with 2D game development, either if you are a newcomer to this world, or you came from 3D games or other game engines, this book is for you. Although there are many references to other resources throughout the book, it is assumed that you have a general understanding of C# and its syntax and structure. What You Will Learn Import and set up assets for 2D game development Design and implement dynamic and responsive User Interfaces Create and handle complex animation systems Unlock all the potentiality of the physics engine Implement Artificial Intelligence algorithms to give intelligence to your NPCs Script gameplay and overall bring your ideas to life In Detail Want to get started in the world of 2D game development with UnityThis book will take your hand and guide you through this amazing journey to let you know exactly what you need to build the games you want to build, without sacrificing quality. You will build a solid understanding of Unity 5.x, by focusing with the embedded tools to develop 2D games. In learning about these, along with accurate explanations and practical examples, you will design, develop, learn how to market and publish a delectable Tower Defense game about cupcakes versus pandas. Each chapter in this book is structured to give you a full understanding on a specific aspect of the workflow pipeline. Each of these aspects are essential for developing games in Unity. In a step-by-step approach, you will learn about each of the following phases: Game Design, Asset Importing, Scripting, User Interfaces, Animations, Physics, Artificial Intelligence, Gameplay Programming, Polishing and Improving, Marketing, Publishing and much more. This book provides you with exercises and homework at the end of each chapter so that you can level up your skills as a Unity game developer. In addition, each of these parts are centered on a common point of discussion with other learners just like you. Therefore, by sharing your ideas with other people you will not only develop your skills but you will also build a network. Style and approach This is a fun step-by-step approach in the whole pipeline of 2D game development in Unity, which is explained in a conversational and easy-to-follow style. Each topic is explained sequentially, allowing you to experience both basics and advanced features of Unity. By doing this, the book is able to provide you with a solid grasp on each of the topics. In this way, by engaging with the book’s content, exploring the additional references to further readings and completing the homework sections, you are able to challenge yourself and apply what you know in a variety of ways. Once you have finished reading this book, you will be well on your way to developing games from start to finish!

Exploit the visualization capabilities of Kibana and build powerful interactive dashboards About This Book Introduction to data-driven architecture and the Elastic stack Build effective dashboards for data visualization and explore datasets with Elastic Graph A comprehensive guide to learning scalable data visualization techniques in Kibana Who This Book Is For If you are a developer, data visualization engineer, or data scientist who wants to get the best of data visualization at scale then this book is perfect for you. A basic understanding of Elasticsearch and Logstash is required to make the best use of this book. What You Will Learn How to create visualizations in Kibana Ingest log data, structure an Elasticsearch cluster, and create visualization assets in Kibana Embed Kibana visualization on web pages Scaffold, develop, and deploy new Kibana & Timelion customizations Build a metrics dashboard in Timelion based on time series data Use the Graph plugin visualization feature and leverage a graph query Create, implement, package, and deploy a new custom plugin Use Prelert to solve anomaly detection challenges In Detail Kibana is an open source data visualization platform that allows you to interact with your data through stunning, powerful graphics. Its simple, browser-based interface enables you to quickly create and share dynamic dashboards that display changes to Elasticsearch queries in real time. In this book, you’ll learn how to use the Elastic stack on top of a data architecture to visualize data in real time. All data architectures have different requirements and expectations when it comes to visualizing the data, whether it’s logging analytics, metrics, business analytics, graph analytics, or scaling them as per your business requirements. This book will help you master Elastic visualization tools and adapt them to the requirements of your project. You will start by learning how to use the basic visualization features of Kibana 5. Then you will be shown how to implement a pure metric analytics architecture and visualize it using Timelion, a very recent and trendy feature of the Elastic stack. You will learn how to correlate data using the brand-new Graph visualization and build relationships between documents. Finally, you will be familiarized with the setup of a Kibana development environment so that you can build a custom Kibana plugin. By the end of this book you will have all the information needed to take your Elastic stack skills to a new level of data visualization. Style and approach This book takes a comprehensive, step-by-step approach to working with the visualization aspects of the Elastic stack. Every concept is presented in a very easy-to-follow manner that shows you both the logic and method of implementation. Real world cases are referenced to highlight how each of the key concepts can be put to practical use.

Build, implement and scale distributed deep learning models for large-scale datasets About This Book Get to grips with the deep learning concepts and set up Hadoop to put them to use Implement and parallelize deep learning models on Hadoop’s YARN framework A comprehensive tutorial to distributed deep learning with Hadoop Who This Book Is For If you are a data scientist who wants to learn how to perform deep learning on Hadoop, this is the book for you. Knowledge of the basic machine learning concepts and some understanding of Hadoop is required to make the best use of this book. What You Will Learn Explore Deep Learning and various models associated with it Understand the challenges of implementing distributed deep learning with Hadoop and how to overcome it Implement Convolutional Neural Network (CNN) with deeplearning4j Delve into the implementation of Restricted Boltzmann Machines (RBM) Understand the mathematical explanation for implementing Recurrent Neural Networks (RNN) Get hands on practice of deep learning and their implementation with Hadoop. In Detail This book will teach you how to deploy large-scale dataset in deep neural networks with Hadoop for optimal performance. Starting with understanding what deep learning is, and what the various models associated with deep neural networks are, this book will then show you how to set up the Hadoop environment for deep learning. In this book, you will also learn how to overcome the challenges that you face while implementing distributed deep learning with large-scale unstructured datasets. The book will also show you how you can implement and parallelize the widely used deep learning models such as Deep Belief Networks, Convolutional Neural Networks, Recurrent Neural Networks, Restricted Boltzmann Machines and autoencoder using the popular deep learning library deeplearning4j. Get in-depth mathematical explanations and visual representations to help you understand the design and implementations of Recurrent Neural network and Denoising AutoEncoders with deeplearning4j. To give you a more practical perspective, the book will also teach you the implementation of large-scale video processing, image processing and natural language processing on Hadoop. By the end of this book, you will know how to deploy various deep neural networks in distributed systems using Hadoop. Style and approach This book takes a comprehensive, step-by-step approach to implement efficient deep learning models on Hadoop. It starts from the basics and builds the readers’ knowledge as they strengthen their understanding of the concepts. Practical examples are included in every step of the way to supplement the theory.

Learn to leverage the power of PowerCLI to automate your VMware vSphere environment with ease About This Book This is first book on the market that will enlighten you on the latest version of PowerCLI and how to implement it Effectively manage virtual machines, networks, and reports with the latest features of PowerCLI A comprehensive and practical book on automating VMware vSphere Who This Book Is For This book is ideal for you if you want to learn how to automate your VMware vSphere or vCloud infrastructure by getting the most out of PowerCLI. It’s assumed that you have some experience in administrating a vSphere or vCloud environment. Knowledge of Microsoft’s Windows PowerShell is not a prerequisite. What You Will Learn Explore PowerShell and PowerCLI cmdlets and their output objects See how to manage virtual machines and work with virtual networks Manage vCloud Director from PowerCLI Use Site Recovery Manager from PowerCLI to create a disaster recovery solution Manage NSX and vRealize Automation using REST API with PowerCLI Create and configure vSphere HA and DRS clusters Use vSphere Update Manager with PowerCLI to create patch baselines and scan hosts Explore reporting techniques to retrieve log files In Detail VMware vSphere PowerCLI, a free extension to Microsoft Windows PowerShell, enables you to automate the management of a VMware vSphere or vCloud environment. This book will show you how to automate your tasks and make your job easier. Starting with an introduction to the basics of PowerCLI, the book will teach you how to manage your vSphere and vCloud infrastructure from the command line. To help you manage a vSphere host overall, you will learn how to manage vSphere ESXi hosts, host profiles, host services, host firewall, and deploy and upgrade ESXi hosts using Image Builder and Auto Deploy. The next chapter will not only teach you how to create datastore and datastore clusters, but you’ll also work with profile-driven and policy-based storage to manage your storage. To create a disaster recovery solution and retrieve information from vRealize Operations, you will learn how to use Site Recovery Manager and vRealize Operations respectively. Towards the end, you’ll see how to use the REST APIs from PowerShell to manage NSX and vRealize Automation and create patch baselines, scan hosts against the baselines for missing patches, and re-mediate hosts. By the end of the book, you will be capable of using the best tool to automate the management and configuration of VMware vSphere. Style and approach This comprehensive book will teach system administrators everything about PowerCLI 6 and how to utilize it to automate VMware vSphere.

Discover over 100 practical recipes to help you master the art of IT service management for your organization About This Book Unleash the capabilities of Microsoft System Center 2016 Service Manager Master the skills of configuring, deploying, managing, and troubleshooting your Service Manager 2016 This book contains practical recipes that leverage the key and newly added features and functionalities of Microsoft System Center 2016 Service Manager Who This Book Is For This book will be useful to IT professionals including SCSM administrators who want to configure and administer System Center Service Manager 2016 and understand how to solve specific problems and scenarios that arise. It will also be useful to users of Service Manager 2012 who want to learn about the new features and capabilities of the Service Manager 2016 release. It will be ideal if you have Service Manager experience as well as experience with other System Center products. What You Will Learn See a practical implementation of the ITSM framework and processes based on ITIL Deploy and configure the new Service Manager HTML5 Self-Service Portal along with Service Catalog design and configuration Get to know about Incident, Problem, and Change Management processes and configuration Get to grips with performing advanced personalization in Service Manager Discover how to set up and use automation with and within Service Manager 2016 Work with Service Manager Data Warehouse Find out what Security Roles are and how to implement them Learn how to upgrade from SCSM 2012 R2 to SCSM 2016 In Detail System Center Service Manager (SCSM) is an integrated platform that offers a simplified data center management experience by implementing best practices such as Incident Management, Service Request, and Change Control to achieve efficient service delivery across your organization. This book provides you with real-world recipes that can be used immediately and will show you how to configure and administer SCSM 2016. You’ll also find out how to solve particular problems and scenarios to take this tool further. You’ll start with recipes on implementing ITSM frameworks and processes and configuring Service Level Agreements (SLAs). Then, you'll work through deploying and configuring the HTML5 Self-Service Portal, configuring Incident and Problem Management, and designing and configuring Change and Release Management. You'll also learn about security roles and overall Microsoft SCSM 2016 administration. Toward the end of the book, we’ll look at advanced topics, such as presenting the wealth of information stored within the Service Manager Data Warehouse, standardizing SCSM deployments, and implementing automation. Style and approach This book will enlighten you on Microsoft System Center 2016 Service Manager through recipes that can be implemented directly in any enterprise. You can read the book from start to end if you’re a beginner, or just open up any chapter and start following the recipes as a reference for advanced users. This book consists of a pool of step-by-step recipes on how to perform activities in Service Manager.