Develop more dynamic and robust GUI applications using PySide, an open source cross-platform UI frameworkAbout This BookDesigned for beginners to help you get started with GUI application developmentDevelop your own applications by creating customized widgets and dialogsWritten in a simple and elegant structure so you easily understand how to program various GUI componentsWho This Book Is ForThis book is written for Python programmers who want to learn about GUI programming. It is also suitable for those who are new to Python but are familiar with object-oriented programming.What You Will LearnProgram GUI applications in an easy and efficient wayDownload and install PySide, a cross-platform GUI development toolkit for PythonCreate menus, toolbars, status bars, and child windowsDevelop a text editor application on your ownConnect your GUI to a database and manage itExecute SQL queries by handling databasesIn DetailElegantly-built GUI applications are always a massive hit among users. PySide is an open source software project that provides Python bindings for the Qt cross-platform UI framework. Combining the power of Qt and Python, PySide provides easy access to the Qt framework for Python developers and also acts as an excellent rapid application development platform.This book will take you through everything you need to know to develop UI applications. You will learn about installing and building PySide in various major operating systems as well as the basics of GUI programming. The book will then move on to discuss event management, signals and slots, and the widgets and dialogs available with PySide. Database interaction and manipulation is also covered.By the end of this book, you will be able to program GUI applications efficiently and master how to develop your own applications and how to run them across platforms.Style and approachThis is an accessible and practical guide to developing GUIs for Python applications.

Leverage the power of Scala with different tools to build scalable, robust data science applicationsAbout This BookA complete guide for scalable data science solutions, from data ingestion to data visualizationDeploy horizontally scalable data processing pipelines and take advantage of web frameworks to build engaging visualizationsBuild functional, type-safe routines to interact with relational and NoSQL databases with the help of tutorials and examples providedWho This Book Is ForIf you are a Scala developer or data scientist, or if you want to enter the field of data science, then this book will give you all the tools you need to implement data science solutions.What You Will LearnTransform and filter tabular data to extract features for machine learningImplement your own algorithms or take advantage of MLLib’s extensive suite of models to build distributed machine learning pipelinesRead, transform, and write data to both SQL and NoSQL databases in a functional mannerWrite robust routines to query web APIsRead data from web APIs such as the GitHub or Twitter APIUse Scala to interact with MongoDB, which offers high performance and helps to store large data sets with uncertain query requirementsCreate Scala web applications that couple with JavaScript libraries such as D3 to create compelling interactive visualizationsDeploy scalable parallel applications using Apache Spark, loading data from HDFS or HiveIn DetailScala is a multi-paradigm programming language (it supports both object-oriented and functional programming) and *ing language used to build applications for the JVM. Languages such as R, Python, Java, and so on are mostly used for data science. It is particularly good at analyzing large sets of data without any significant impact on performance and thus Scala is being adopted by many developers and data scientists. Data scientists might be aware that building applications that are truly scalable is hard. Scala, with its powerful functional libraries for interacting with databases and building scalable frameworks will give you the tools to construct robust data pipelines.This book will introduce you to the libraries for ingesting, storing, manipulating, processing, and visualizing data in Scala.Packed with real-world examples and interesting data sets, this book will teach you to ingest data from flat files and web APIs and store it in a SQL or NoSQL database. It will show you how to design scalable architectures to process and modelling your data, starting from simple concurrency constructs such as parallel collections and futures, through to actor systems and Apache Spark. As well as Scala’s emphasis on functional structures and immutability, you will learn how to use the right parallel construct for the job at hand, minimizing development time without compromising scalability. Finally, you will learn how to build beautiful interactive visualizations using web frameworks.This book gives tutorials on some of the most common Scala libraries for data science, allowing you to quickly get up to speed with building data science and data engineering solutions.Style and approachA tutorial with complete examples, this book will give you the tools to start building useful data engineering and data science solutions straightaway

Harness the power of ElasticSearch to build and manage scalable search and analytics solutions with this fast-paced guideAbout This BookNew to ElasticSearchHere’s what you need—a highly practical guide that gives you a quick start with ElasticSearch using easy-to-follow examples; get up and running with ElasticSearch APIs in no timeGet the latest guide on ElasticSearch 2.0.0, which contains concise and adequate information on handling all the issues a developer needs to know while handling data in bulk with search relevancyLearn to create large-scale ElasticSearch clusters using best practicesLearn from our experts—written by Bharvi Dixit who has extensive experience in working with search servers (especially ElasticSearch)Who This Book Is ForAnyone who wants to build efficient search and analytics applications can choose this book. This book is also beneficial for skilled developers, especially ones experienced with Lucene or Solr, who now want to learn Elasticsearch quickly.What You Will LearnGet to know about advanced Elasticsearch concepts and its REST APIsWrite CRUD operations and other search functionalities using the ElasticSearch Python and Java clientsDig into wide range of queries and find out how to use them correctlyDesign schema and mappings with built-in and custom analyzersExcel in data modeling concepts and query optimizationMaster document relationships and geospatial dataBuild analytics using aggregationsSetup and scale Elasticsearch clusters using best practicesLearn to take data backups and secure Elasticsearch clustersIn DetailWith constantly evolving and growing datasets, organizations have the need to find actionable insights for their business. ElasticSearch, which is the world's most advanced search and analytics engine, brings the ability to make massive amounts of data usable in a matter of milliseconds. It not only gives you the power to build blazing fast search solutions over a massive amount of data, but can also serve as a NoSQL data store.This guide will take you on a tour to become a competent developer quickly with a solid knowledge level and understanding of the ElasticSearch core concepts. Starting from the beginning, this book will cover these core concepts, setting up ElasticSearch and various plugins, working with analyzers, and creating mappings. This book provides complete coverage of working with ElasticSearch using Python and performing CRUD operations and aggregation-based analytics, handling document relationships in the NoSQL world, working with geospatial data, and taking data backups. Finally, we’ll show you how to set up and scale ElasticSearch clusters in production environments as well as providing some best practices.Style and approachThis is an easy-to-follow guide with practical examples and clear explanations of the concepts. This fast-paced book believes in providing very rich content focusing majorly on practical implementation. This book will provide you with step-by-step practical examples, letting you know about the common errors and solutions along with ample screenshots and code to ensure your success.

Leverage the power of Python design patterns to solve real-world problems in software architecture and designAbout This BookUnderstand the structural, creational, and behavioral Python design patternsGet to know the context and application of design patterns to solve real-world problems in software architecture, design, and application developmentGet practical exposure through sample implementations in Python v3.5 for the design patterns featuredWho This Book Is ForThis book is for Software architects and Python application developers who are passionate about software design. It will be very useful to engineers with beginner level proficiency in Python and who love to work with Python 3.5What You Will LearnEnhance your skills to create better software architectureUnderstand proven solutions to commonly occurring design issuesExplore the design principles that form the basis of software design, such as loose coupling, the Hollywood principle and the Open Close principle among othersDelve into the object-oriented programming concepts and find out how they are used in software applicationsDevelop an understanding of Creational Design Patterns and the different object creation methods that help you solve issues in software developmentUse Structural Design Patterns and find out how objects and classes interact to build larger applicationsFocus on the interaction between objects with the command and observer patternsImprove the productivity and code base of your application using Python design patternsIn DetailWith the increasing focus on optimized software architecture and design it is important that software architects think about optimizations in object creation, code structure, and interaction between objects at the architecture or design level. This makes sure that the cost of software maintenance is low and code can be easily reused or is adaptable to change. The key to this is reusability and low maintenance in design patterns.Building on the success of the previous edition, Learning Python Design Patterns, Second Edition will help you implement real-world scenarios with Python’s latest release, Python v3.5.We start by introducing design patterns from the Python perspective. As you progress through the book, you will learn about Singleton patterns, Factory patterns, and Fa?ade patterns in detail. After this, we’ll look at how to control object access with proxy patterns. It also covers observer patterns, command patterns, and compound patterns.By the end of the book, you will have enhanced your professional abilities in software architecture, design, and development.Style and approachThis is an easy-to-follow guide to design patterns with hands-on examples of real-world scenarios and their implementation in Python v3.5. Each topic is explained and placed in context, and for the more inquisitive, there are more details on the concepts used.

Gain insights into Bitcoin, a cryptocurrency and a powerful technology, to optimize your Bitcoin mining techniquesAbout This BookLearn how to use the advanced features of Bitcoin walletsSet up your Bitcoin mining operations to mine with efficiencyExplore what the future holds for mining and blockchains in this pragmatic guideWho This Book Is ForIf you have never mined before, this book will ensure that you know what mining is all about. If you are familiar with Bitcoin mining, then it will help you to optimize your mining operations at a deeper level. A basic understanding of computers and operating systems is assumed, and some familiarity with cryptocurrency basics would be an added advantage.What You Will LearnGet introduced to Bitcoin mining from the ground upFind out about mining software and the different types of mining hardwareMaster setup techniques to enable efficient miningExamine the pros and cons of the different types of mining hardwareDeduce the differences between solo and pool miningTake a peek into professional mining farmsExplore the future of mining and blockchain-based applicationsIn DetailBlockchain is being billed as the technology of the future. Bitcoin is the first application of that technology. Mining is what makes it all possible. Exploring mining from a practical perspective will help you make informed decisions about your mining setup. Understanding what the future may hold for blockchains, and therefore for mining, will help you position yourself to take advantage of the impending changes.This practical guide starts with an introduction to Bitcoin wallets, as well as mining hardware and software. You will move on to learn about different mining techniques using the CPU, GPU, FPGA, and ultimately the ASIC as an example. After this, you will gain an insight into solo mining and pool mining, and see the differences between the two. The book will then walk you through large-scale mining and the challenges faced during such operations. Finally, you will take a look into the future to see a world where blockchain-based applications are commonplace and mining is ubiquitous.Style and approachThis is a practical guide that includes detailed step-by-step instructions and examples on each essential concept of Bitcoin mining.

Transition smoothly from Java to the most widely used functional JVM-based language – ClojureAbout This BookWrite apps for the multithreaded world with Clojure’s flavor of functional programmingDiscover Clojure’s features and advantages and use them in your existing projectsThe book is designed so that you’ll be able put to use your existing skills and software knowledge to become a more effective Clojure developerWho This Book Is ForThis book is intended for Java developers, who are looking for a way to expand their skills and understand new paradigms of programming. Whether you know a little bit about functional languages, or you are just getting started, this book will get you up and running with how to use your existing skills in Clojure and functional programming.What You Will LearnUnderstand the tools for the Clojure world and how they relate to Java tools and standards (like Maven)Learn about immutable data structures, and what makes them feasible for everyday programmingWrite simple multi-core programs using Clojure’s core concepts, like atoms, agents and refsUnderstand that in Clojure, code is data, and how to take advantage of that fact by generating and manipulating code with macrosLearn how Clojure interacts with Java, how the class loaders work and how to use Clojure from Java or the other way aroundDiscover a new, more flexible meaning of polymorphism and understand that OOP is not the only way to get itIn DetailWe have reached a point where machines are not getting much faster, software projects need to be delivered quickly, and high quality in software is more demanding as ever.We need to explore new ways of writing software that helps achieve those goals. Clojure offers a new possibility of writing high quality, multi-core software faster than ever, without having to leave your current platform.Clojure for Java developers aims at unleashing the true potential of the Clojure language to use it in your projects. The book begins with the installation and setup of the Clojure environment before moving on to explore the language in-depth. Get acquainted with its various features such as functional programming, concurrency, etc. with the help of example projects. Additionally, you will also, learn how the tooling works, and how it interacts with the Java environment.By the end of this book, you will have a firm grip on Clojure and its features, and use them effectively to write more robust programs.Style and approachAn easy to follow, step-by-step, guide on how to start writing Clojure programs making use of all of its varied features and advantages. As this is a new language, certain new concepts are supported with theoretical section followed by simple projects to help you gain a better understanding and practice of how Clojure works.

Packed with easy-to-follow examples and screenshots, this book is designed to be followed from beginning to end, although those with existing WordPress MU sites will be able to jump in at the later chapters and pick out the things that are important to them. The author's expertise with creating a wide variety of WordPress sites enables her to share insights on using WordPress effectively, in a clear and friendly way. Those interested in digging further will be given the chance to customize their site further. Throughout the book, you will build up a blog network for Vampire Slayers – SlayerCafe.com, as an example. If you wish to manage multiple blogs and build a blog network, then this book is for you. You are not expected to be experienced with PHP coding. Some knowledge of HTML, and some experience with the blogging and social networking world will be helpful, but not essential.

The Ext JS Cookbook contains step-by-step instructions for Ext JS users to build desktop-style interfaces in their own web applications. The book is designed so that you can refer to it chapter by chapter, or you can look at the list of recipes and read them in no particular order. The Ext JS Cookbook is for Ext JS users who want a book of useful techniques, with explanations, that they can refer to and adapt to their purposes. Developers who are already familiar with Ext JS will find practical guidance and numerous examples covering most of the library's features and components that can be used as a solid foundation to build upon when creating rich internet applications.

This book is an example driven tutorial that takes you through the process of building Model-View-Controller-based web applications. You will create and develop an online store application. It also covers best practices for better and quicker application development. This book is for PHP web developers who want to get started with Symfony 1.3. If you are already using Symfony 1.0 or are new to Symfony, you will learn how to use it in the best way to produce better applications faster. Basic knowledge of Object Oriented design and ORM will be quite helpful.

This book is a step-by-step tutorial that includes complete source code for all of the games covered. It adopts an engaging style to teach all the game development concepts. Each block of code is explained, and game development concepts are diagrammed and covered in detail. Each game begins with a concept de*ion and concludes with suggestions for expanding on the finished game. If you are an aspiring game developer who wants to take a shot at creating games for the Microsoft Windows platform with the XNA Framework, then this book is for you. Using this book, you can get started with creating games without any game development experience. A basic knowledge of C# would be helpful to kick-start your game development, but it's not essential.

Regardless of whether this is your first time working with WordPress, or you’re a seasoned WordPress coding ninja, WordPress Top Plugins will walk you through finding and installing the best plugins for generating and sharing content, building communities and reader base, and generating real advertising revenue.

The book works from the SugarCRM basics right up to advanced features in a clear and friendly way. It follows a combination of theoretical discussions relating to varying business needs and the manner in which CRM technology can address them. By helping you clarify your business goals the book enables you to build a CRM system to support your business needs. If you are a small-medium business owner/manager with reasonable IT skills, a system implementer, or a system administrator who wants to implement SugarCRM for yourself either as a first CRM or as a replacement for existing solutions, this book is for you. Existing SugarCRM users who want to broaden their understanding of the topic will find this book valuable too. No programming knowledge is required to use this book to implement, customize, and use SugarCRM.

The book consists of a set of business scenarios and corresponding solution critiques. Each "use case" chapter is made up of a problem de*ion, assessment of implementation options, and the selection of the ideal solution candidate. We then construct the solution using the chosen Microsoft technology. This book is for architects, developers, and managers who need to improve their knowledge of the Microsoft application platform. This book will appeal to anyone who wants to get up to speed on selecting the most appropriate platform for a particular problem. Consultants and executive leadership will also find significant value in this book. A good understanding of the general Windows platform and development technologies would be helpful.

This book is written in a hands-on style that actively involves you while you read through its chapters. In every chapter you, along with the author, will be implementing one or more fully working example plugins. The process is accompanied with a detailed step-by-step explanation of the code, at the same time providing you with resources to create your own plugins. If you are a MySQL application developer or a programmer who wants to interface with MySQL server, this book is for you. Basic knowledge of C/C++, SQL, and MySQL in particular is assumed in the book, but no deep familiarity with any of the topics is required.

This is a step-by-step tutorial for developing web applications using Yii. This book follows the test-first, incremental, and iterative approach to software development while developing a project task management application called "TrackStar". If you are a PHP programmer with knowledge of object oriented programming and want to rapidly develop modern, sophisticated web applications, then this book is for you. No prior knowledge of Yii is required to read this book.

This book provides a practical, hands-on experience. Chapter by chapter, a Siebel CRM self-study environment is created which can be used to follow the examples described in the book to explore the Siebel functionality. The book ensures that you understand what you are doing and why you are doing it. It contains clear step-by-step instructions, explanatory tables, screenshots, and precise diagrams. This book is for administrators who want to develop and strengthen their Siebel CRM skills in the areas of installation and system management. Whether you are a novice or a more experienced user, this book will teach you something new in many ways and by the end of the book, you will be ready to install and manage Siebel CRM in a real-world environment.

This book is a step-by-step tutorial guide, explaining many common and fundamentally important Plone site administration tasks. This book is designed for site administrators, webmasters, or content editors managing a site with Plone. These users will not be new to Plone itself, but they will be new to the site administration tasks. The reader is also expected to know basic Python programming. This book caters to these users, and builds their confidence by helping them to get their Plone sites up, running, and customized with minimal peripheral knowledge.

This book is packed with step-by-step exercises that illustrate how to explore the different ways to create your themes for PrestaShop. Each chapter begins with an explanation of the topic and provides a quick exercise that can be applied to your theme. All topics are discussed using a simple yet practical approach to ensure that concepts are grasped easily. This book is meant for beginners to PrestaShop who want a hassle-free way to come up with their own themes. If you are a designer who enjoys creative work but does not want to spend too much time exploring the code, this book is for you. This book is also useful for those "layman" online store owners, who want to do their own modifications for their PrestaShop store.

This is a practical book with step-by-step guidelines to integrate Silverlight 4 applications in a SharePoint 2010 Server environment. This book focuses on the integration of the two technologies and is not a primer for any of the individual technologies. It offers clear examples to successfully perform the most important integration tasks. If you are an application developer who wants to implement Silverlight 4 applications within a SharePoint 2010 environment, this book is for you. We assume that the reader has prior knowledge of Silverlight and SharePoint 2010 and this book focuses more on the integration of Silverlight with SharePoint 2010.

The book is a tutorial, leading the reader first through the basics of the YUI library before moving on to more complex examples involving the YUI controls and utilities. The book is heavily example driven, and based around an approach of tinkering and extending to improve. This book is for web developers comfortable with JavaScript and CSS, who want to use the YUI library to easily put together rich, responsive web interfaces. No knowledge of the YUI library is presumed.

A focused tutorial, this book provides a range of practical examples with downloadable code, showing you how to create business process diagramming templates with Visio and enabling you to effectively visualize business information. It draws on real business examples and needs, and covers all the new features of Visio 2010 Premium Edition. If you are a Microsoft Visio 2010 Premium Edition user or developer who wants to get to grips with both the basic features of Visio 2010 and the new Validation Rules in this edition, then this book is for you. A working knowledge of Microsoft Visio, and optionally .NET for the add-in code, is required, though previous knowledge of business process diagramming is not necessary. More experienced Visio users will gain valuable knowledge for building add-ins and creating and publishing rules. If you want to achieve results from Visio 2010 beyond the ordinary out-of-the-box features, then this book is ideal for you. Although this book covers the Premium Edition, much of the book is still useful if you are a Visio 2010 Standard Edition or Professional Edition user.