Master text-taming techniques and build effective text-processing applications with R About This Book Develop all the relevant skills for building text-mining apps with R with this easy-to-follow guide Gain in-depth understanding of the text mining process with lucid implementation in the R language Example-rich guide that lets you gain high-quality information from text data Who This Book Is For If you are an R programmer, analyst, or data scientist who wants to gain experience in performing text data mining and analytics with R, then this book is for you. Exposure to working with statistical methods and language processing would be helpful. What You Will Learn Get acquainted with some of the highly efficient R packages such as OpenNLP and RWeka to perform various steps in the text mining process Access and manipulate data from different sources such as JSON and HTTP Process text using regular expressions Get to know the different approaches of tagging texts, such as POS tagging, to get started with text analysis Explore different dimensionality reduction techniques, such as Principal Component Analysis (PCA), and understand its implementation in R Discover the underlying themes or topics that are present in an unstructured collection of documents, using common topic models such as Latent Dirichlet Allocation (LDA) Build a baseline sentence completing application Perform entity extraction and named entity recognition using R In Detail Text Mining (or text data mining or text analytics) is the process of extracting useful and high-quality information from text by devising patterns and trends. R provides an extensive ecosystem to mine text through its many frameworks and packages. Starting with basic information about the statistics concepts used in text mining, this book will teach you how to access, cleanse, and process text using the R language and will equip you with the tools and the associated knowledge about different tagging, chunking, and entailment approaches and their usage in natural language processing. Moving on, this book will teach you different dimensionality reduction techniques and their implementation in R. Next, we will cover pattern recognition in text data utilizing classification mechanisms, perform entity recognition, and develop an ontology learning framework. By the end of the book, you will develop a practical application from the concepts learned, and will understand how text mining can be leveraged to analyze the massively available data on social media. Style and approach This book takes a hands-on, example-driven approach to the text mining process with lucid implementation in R.

Develop programmatic functions to create powerful database applications About This Book Write complex SQL queries and design a robust database design that fits your application's need Improve database performance by indexing, partitioning tables, and query optimizing A comprehensive guide covering the advanced PostgreSQL concepts without any hassle Who This Book Is For If you are a PostgreSQL developer with a basic knowledge of PostgreSQL development and you’re want deeper knowledge to develop applications, then this book is for you. As this book does not cover basic installation and configurations, you should have PostgreSQL installed on your machine as a prerequisite. What You Will Learn Write more complex queries with advanced SQL queries Design a database that works with the application exactly the way you want Make the database work in extreme conditions by tuning, optimizing, partitioning, and indexing Develop applications in other programming languages such as Java and PHP Use extensions to get extra benefits in terms of functionality and performance Build an application that does not get locked by data manipulation Explore in-built db functions and data type conversions In Detail PostgreSQL is the most advanced open source database in the world. It is easy to install, configure, and maintain by following the documentation; however, it’s difficult to develop applications using programming languages and design databases accordingly. This book is what you need to get the most out of PostgreSQL You will begin with advanced SQL topics such as views, materialized views, and cursors, and learn about performing data type conversions. You will then perform trigger operations and use trigger functions in PostgreSQL. Next we walk through data modeling, normalization concepts, and the effect of transactions and locking on the database. The next half of the book covers the types of indexes, constrains, and the concepts of table partitioning, as well as the different mechanisms and approaches available to write efficient queries or code. Later, we explore PostgreSQL Extensions and Large Object Support in PostgreSQL. Finally, you will perform database operations in PostgreSQL using PHP and Java. By the end of this book, you will have mastered all the aspects of PostgreSQL development. You will be able to build efficient enterprise-grade applications with PostgreSQL by making use of these concepts Style and approach Every chapter follows a step by step approach that first explains the concept , then shows you how to execute it practically so that you can implement them in your application.

Explore the features of Unity 5 for 2D game development by building three amazing game projects About This Book Explore the 2D architecture of Unity 5, and the tools and techniques for developing 2D games Discover how to use Unity’s 2D tools, including Sprites, physics, and maps, to create different genres of games Practical tutorial on the intermediate and advanced development concepts in Unity 5 to create three interesting and fully functional games Who This Book Is For If you've got the basics of 2D development down, push your skills with the projects in this hands-on guide.Diversify your portfolio and learn the skills needed to build a range of awesome 2D game genres. What You Will Learn Explore and understand the vital role of sprites in 2D games Move, animate, and integrate sprites into a 2D platform game Set up User Interfaces (UIs) to keep track of the progress through the games Apply 2D Physics to improve gameplay believability Learn the foundation of Level Design and how to quickly create 2D Maps Discover NPC design, event triggers, and AI programming Create an epic strategy game, challenging all the skills acquired in the book In Detail Flexible, powerful, and full of rich features, Unity 5 is the engine of choice for AAA 2D and 3D game development. With comprehensive support for over 20 different platforms, Unity boasts a host of great new functions for making 2D games. Learn how to leverage these new options into awesome 2D games by building three complete game projects with the Unity game tutorials in this hands-on book. Get started with a quick overview of the principle concepts and techniques needed for making 2D games with Unity, then dive straight in to practical development. Build your own version of Super Mario Brothers as you learn how to animate sprites, work with physics, and construct brilliant UIs in order to create a platformer game. Go on a quest to create a RPG game discovering NPC design, event triggers, and AI programming. Finally, put your skills to the test against a real challenge - designing and constructing a complex strategy game that will draw on and develop all your previously learned skills. Style and approach This is a practical and easy-to-follow guide that starts with the basics and gradually delves into the process of creating 2D games. With step-by-step instructions on how to build three games, followed by a detailed explanation of each example, you will understand the concepts not just in theory, but also by applying the knowledge you gain in practice.

Combine the power of ASP.NET Core with Bootstrap 4 to build elegant, responsive web apps About This Book Updated for Bootstrap 4 and ASP.Net MVC 6, this book shows how to take advantage of the latest new features introduced in both of these industry-leading frameworks Build responsive, mobile-ready apps by combining the power of ASP.NET MVC with Bootstrap Grasp the intricacies of Bootstrap and how to use it with ASP.NET MVC Build your own tools and helpers to assist you in creating ASP.NET MVC Bootstrap sites easily and quickly Master the use of Bootstrap components and plugins with ASP.NET MVC Who This Book Is For If you are an ASP.NET MVC developer and would like to know how to incorporate Bootstrap into your projects, then this book is invaluable to you. Developers with entry-level experience of ASP.NET MVC development and limited experience with Bootstrap will also benefit from this book. What You Will Learn Create a new ASP.NET MVC project that uses Bootstrap for its styling and learn how to include external libraries using the new package managers Learn to use the various Bootstrap CSS and HTML elements, and how to use the new Bootstrap 4 grid layout system Explore the different input groups and implement alerts, progress bars, and badges Explore JavaScript components by illustrating and walking through the process of using JavaScript/jQuery to add interactivity to Twitter Bootstrap components Build your own ASP.NET MVC helpers and tag helpers to reduce the amount of HTML needed to generate Bootstrap elements Convert a Bootstrap HTML template into a usable ASP.NET MVC project Use the jQuery DataTables plugin with Bootstrap and ASP.NET MVC In Detail One of the leading open source frontend frameworks, Bootstrap has undergone a significant change and introduced several features that make designing compelling, next-generation UIs much simpler. Integrating Bootstrap with ASP.NET's powerful components can further enhance its capabilities. This book guides you through the process of creating an ASP.NET MVC website from scratch using Bootstrap. After a primer on the fundamentals of Bootstrap, you will learn your way around and create a new ASP.NET MVC project in Visual Studio. You will move on to learn about the various Bootstrap components as well as techniques to include them in your own projects. The book includes practical examples to show you how to use open-source plugins with Bootstrap and ASP.NET MVC and guides you through building an ASP.NET MVC website using Bootstrap, utilizing layout and user-interface components. At the end of this book, you will find some valuable tips and tricks to help you get the most out of your Bootstrap-integrated and ASP.NET MVC-integrated website. Style and approach This is a compact, step-by-step guide that focuses on combining the power of Bootstrap with ASP.Net MVC to build next-generation web apps. With clear instructions, this book will show how to build a complete ASP.Net MVC-integrated web app from scratch using Bootstrap. It will also cover several tricks for integrating Bootstrap and ASP.Net MVC, and getting the most out of both frameworks.

Discover how to build your own smart Internet of Things projects and bring a new degree of interconnectivity to your world About This Book Learn how to extract and analyse data from physical devices and build smart IoT projects Master the skills of building enticing projects such as a neural network autonomous car, computer vision through a camera, and cloud-based IoT applications This project-based guide leverages revolutionary computing chips such as Raspberry Pi, Arduino, and so on Who This Book Is For If you are hobbyist who is keen on making smart IoT projects, then this book is for you. You should have a basic knowledge of Python. What You Will Learn Implement data science in your IoT projects and build a smart temperature controller Create a simple machine learning application and implement decision system concepts Develop a vision machine using OpenCV Build a robot car with manual and automatic control Implement speech modules with your own voice commands for IoT projects Connect IoT to a cloud-based server In Detail Internet of Things (IoT) is a groundbreaking technology that involves connecting numerous physical devices to the Internet and controlling them. Creating basic IoT projects is common, but imagine building smart IoT projects that can extract data from physical devices, thereby making decisions by themselves. Our book overcomes the challenge of analyzing data from physical devices and accomplishes all that your imagination can dream up by teaching you how to build smart IoT projects. Basic statistics and various applied algorithms in data science and machine learning are introduced to accelerate your knowledge of how to integrate a decision system into a physical device. This book contains IoT projects such as building a smart temperature controller, creating your own vision machine project, building an autonomous mobile robot car, controlling IoT projects through voice commands, building IoT applications utilizing cloud technology and data science, and many more. We will also leverage a small yet powerful IoT chip, Raspberry Pi with Arduino, in order to integrate a smart decision-making system in the IoT projects. Style and approach The book follows a project-based approach to building smart IoT projects using powerful boards such as the Raspberry Pi, Arduino, and the IoT chip.

Written in Packt's cookbook style, this book presents numerous practical examples that you can use directly in your applications. The book covers most of the essential issues you will face while developing your web applications and gives solutions to them. Recipes in the book are written in a manner that will rapidly take you from a beginner to expert level. If you want to use PHP and jQuery together to create web applications this book is for you. It provides a large number of examples in each chapter that will take you from a basic developer to a pro by giving step-by-step instructions for each task in developing web applications using PHP and jQUery. All you need are JavaScript basics and you are on your way to building power web applications, with this book in hand.

This hands-on guide takes a look at the main functional areas of Drupal that have significant new features. It explains these new features and how to use them, drawing attention to significant differences from how things used to behave, and giving the reader an idea of the kind of consequences these changes will bring to them. Drupal 7 First Look is written for site administrators, themers, and developers who have some experience with Drupal 6 (or even Drupal 5) and want to upgrade their sites, themes, or modules to Drupal 7 or just learn more about Drupal 7. No programming experience is required, but several code examples are covered for readers that want more in-depth information about building themes and modules.

The book looks at the main functional areas of Moodle that have significant new features, explains the new features and how to use them. It draws attention to significant differences from how things used to behave, and gives the reader an idea of the kind of consequences these changes will bring to them. If you are an existing Moodle user, tutor, or administrator, then this book is for you. You are expected to be familiar with the operation of Moodle.

This book introduces the OSM project, its aims and objectives, and its history, then guides you through the process of gathering, editing, and using OpenStreetMap data using a series of real-world examples. This book is the perfect aid for geographic-information professionals interested in using OpenStreetMap in their work and web designers and developers who want to include mapping in their sites, and want a distinctive style. It is for you if you have a need to use maps and geographic data for work or leisure, and want accurate, up-to-date maps showing the information you're interested in, without details you don't need. If you want to use maps for navigation and want more or less detail than traditional printed maps give this book is perfect for you.

This will be a step-by-step tutorial - a workbook with practical approach. The book starts by looking at the important features that make a professional job site: adding and managing jobs, jobseekers and employers, providing online recruitment services, selling credits and managing credit system, SEO to drive huge traffic to your job site, and so on. This book includes a lot of screenshots which not only illustrate tasks but also create a visual impact. This book contains overall necessary information that is important for the understanding of job site development. If you are looking for building and managing a job site using Joomla! extensions then this book is for you. Prior knowledge of using extensions is not expected but Joomla! basics will be required.

This book consists of a series of easy-to-follow recipes. Each recipe stands on its own, so you can open the book to any recipe and complete it without going through the previous recipes. You can work through the book from start to end or just choose the recipes most applicable to your needs and situation. The book presents recipes of varying difficulty levels so that there is something for everyone from a beginner to an advanced WordPress user. Detailed screenshots, code examples, and links to additional resources supplement the concise instructions. If you are a Wordpress user interested in creating multimedia-rich websites and blogs using Flash then this book is perfect for you. This book caters for site administrators and web developers, who have experience using Flash aand Wordpress.

This is a cookbook of easy-to-follow recipes about ACT! 2011 dashboard and report practices. If you are an ACT! end user who wants to learn about the existing reports and dashboards available in ACT! 2009, 2010, and 2011, then this book is for you. If you are an ACT! administrator who wants to make changes to ACT!'s dashboard and reporting features or a sales manager who needs to measure the effectiveness of his sales force, you will also find this book helpful. New CRM users will learn how to measure the success of their database. Prior knowledge of ACT! is not essential; however, you'll find it helpful to have good working knowledge of how to add data to ACT!, or to work with an ACT! database that has already been populated with data.

This book closely follows the style of a practical, hands-on "how to" guide on working with OCS Inventory NG. The step-by-step approach, coupled with the use of visual aids, clear instructions, and real-world examples, makes it a fast-paced book. Upon the completion of this book, you will have the necessary skill set, know-how, and confidence to implement OCS Inventory NG to meet the demanding asset management needs of any organization. Then you can carry on using the book as reference material. This book targets an audience of system administrators and IT professionals who are required to implement, configure, customize, and work with IT Inventory and Asset Management solutions. The book does not presume any prior knowledge of inventory management, just a solid grasp of the server/client model and familiarity with the chosen operating system along with the necessary web server and database server terminologies. Anyone with an interest in inventorying IT assets and solving real-world resource management dilemmas will enjoy this book.

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 takes a step-by-step approach, presenting the main features of CodeIgniter in a systematic way and explaining them clearly. It is packed with examples, ideas, and screenshots to help you master this great framework. The code examples are very practical so you can even use them in your own projects. By following this book, you can use CodeIgniter in the best possible way and maximize your learning. This book is for developers who are new to CodeIgniter. Basic skills in PHP and MySQL are required, but only rudimentary object-oriented knowledge is needed. If you're looking for a better way to develop PHP applications, or want to find out more about the CodeIgniter framework as a viable option for one of your own projects, this book will help you.

This is a fun, informative, hands-on learning guide that uses an actual case study. In an interactive and informal manner, this guide presents purposeful examples that continue to build on each other. Clear, concise instructions and practical examples mean you can learn quickly how to take care of the content in your Drupal site. This book is designed for those who run the site day-to-day but didn't set it up, and aren't necessarily that well versed in Drupal or web technologies. You could be a content editor, proofreader, graphic artist, feature editor, or anyone else concerned with managing content on a Drupal installation.

This step-by-step tutorial shows the reader how to build an ASP.NET Content Management System from scratch. You will first learn the basics of a content management system and how to set up the tools you need to build your site. Then, you start building your site, setting up users, and adding content to your site. You will be able to edit the content of your site and also manage its layout all by yourself. Towards the end, you will learn to manage your site from a single point and will have all the information you need to extend your site to make it more powerful. Filled with plenty of code snippets and screen images to keep you on track as well as numerous additional samples to show you all the exciting alternatives to explore, this book prepares you for all the challenges you can face in development. This book is for beginner to intermediate ASP.NET users who have managed to learn Visual Web Developer and want to take on their first real-world application. It will help those who have used SQL Server Express, completed a few sample projects, and now wish to explore a Content Management System.

This book is a guide to building a rich web application using Grails. The approach taken for building the application is incremental and iterative; each chapter will produce a working addition to the application, or iterate over existing features, as well as introduce and carefully explain the new part of the Grails framework used. The book does not go into exhaustive de*ions of every detail of Grails. While there is a lot of code in the book, there are very few large code listings. As you will find, it is not necessary to write reams of code to get results using Groovy and Grails. This book is aimed at Java web developers looking for ways to build web applications quickly, and wanting to find out how it's done quickly. If you are frustrated with integrating the many different frameworks that are available for web development and want to get on with building slick web applications for your users, then this book is for you. Grails is built on the Groovy language, but experience in Groovy is not required, as you will learn enough about Groovy to understand how to use Grails.

The simple and clear approach is ideal for beginners to Django. Packed with examples and screenshots, this book will help you learn the features of Django 1.0 and help you build a dynamic website using those features. This book is for web developers who want to learn to build a complete site with Web 2.0 features, using the power of a proven and popular development system, Django, but do not necessarily want to learn how the complete framework functions in order to do this. Basic knowledge of Python development is required for this book, but no knowledge of Django is expected.

The book is written from a developer perspective and uses an example-driven approach with extensive code samples on each topic, for easy understanding and learning. It starts with some basic concepts of portals, before going into the features and implementation of JBoss Portal and eventually discussing some concepts for advanced use. Each chapter provides a blend of just enough basic concepts to start building applications and detailed configurations for reference. This book is for portal developers, portal administrators, designers and architects working on the Java platform, who want to build web portal solutions. The book doesn't expect an expert knowledge of portal or JEE technologies, but does presume a basic understanding of web technologies and the Java/JEE platform. However, the concepts are lucid enough that any competent developer can easily find immediate value in the book and start creating dynamic portal applications.

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.