Ruby Performance OptimizationYou don't have to accept slow Ruby or Rails performance. In this comprehensive guide to Ruby optimization, you'll learn how to write faster Ruby code - but that's just the beginning. See exactly what makes Ruby and Rails code slow, and how to fix it. Alex Dymo will guide you through perils of memory and CPU optimization, profiling, measuring, performance testing, garbage collection, and tuning. You'll find that all those “hard” things aren't so difficult after all, and your code will run orders of magnitude faster. ...
SAS Programming and Data Visualization TechniquesSAS Programming and Data Visualization Techniques: A Power User's Guide brings together a wealth of ideas about strategic and tactical solutions to everyday situations experienced when transferring, extracting, processing, analyzing, and reporting the valuable data you have at your fingertips. Best, you can achieve most of the solutions using the SAS components you already license, meaning that this book's insights can keep you from throwing money at problems needlessly.
Author Philip R. Holland advises a broad range of clients throughout Europe and the United States as an independent consultant and founder of Holland Numerics Ltd, a SAS technical consultancy. In this book he explains techniques - through code samples and example - that will enable you to increase your knowledge of all aspects of SAS programming, improve your coding productivity, and interface SAS with other programs. ...
Selenium WebDriver Recipes in C#, 2nd EditionSolve your Selenium WebDriver problems with this quick guide to automated testing of web applications with Selenium WebDriver in C#. Selenium WebDriver Recipes in C#, Second Edition contains hundreds of solutions to real-world problems, with clear explanations and ready-to-run Selenium test scripts that you can use in your own projects.
This book is for experienced Windows application developers working with .NET and especially C#. ...
SFML EssentialsSFML is a cross-platform, object-oriented multimedia API that is written in C++. It provides a simple interface to ease the development of games and multimedia applications.
This book will guide you through everything you need to know about building a 2D game in SFML. Concepts such as Sprites, Textures, Animation, and Cameras are explored in depth and finally the book ends with advanced topics like shaders and networking. You will also learn how to play sound and music on top of the gameplay. Every step through the journey is filled with examples in C++ to guide you in the right direction. By the end of the book you will feel confident about creating 2D games with SFML, without investing too much time on it.
This book contains a set of fast-paced tutorials about the core features of SFML. ...
SFML Game Development By ExampleSimple and Fast Multimedia Library (SFML) is a simple interface comprising five modules, namely, the audio, graphics, network, system, and window modules, which help to develop cross-platform media applications. By utilizing the SFML library, you are provided with the ability to craft games quickly and easily, without going through an extensive learning curve. This effectively serves as a confidence booster, as well as a way to delve into the game development process itself, before having to worry about more advanced topics such as “rendering pipelines” or “shaders.”
With just an investment of moderate C++ knowledge, this book will guide you all the way through the journey of game development.
The book starts by building a clone of the classical snake game where you will learn how to open a window and render a basic sprite, write well-structured code to implement the design of the game, and use the AABB bounding box collision concept. ...
Shell Scripting Recipes, 2nd EditionShell Scripting Recipes is filled with over 150 much-needed and practical recipes that follow a problem-solution format, and help all Unix users regain some of the lost time spent creating and testing shell scripts. Most scripts in this book are POSIX (Portable Operating System Interface)-compliant, so they are supported by many of the major shell variants, including Bash, ksh, and sh, among others. This completely updated second edition takes into account the many changes to shell scripting that have occurred since its original publication nearly ten years ago, and all the recipes are now relevant for a modern audience.
Each real-world example recipe follows the same structure and easily shows you what's going on in each case. File conversion (DOS, UNIX, and Mac), system administration, and resource monitoring are just a few of the topics covered in this highly practical shell scripting reference. You will also find recipes for filename management, complex date calculations, screen ...
Programming for the Internet of ThingsCreating programs for the Internet of Things offers you an opportunity to build and program custom devices whose functionality is limited only by your imagination. This book teaches you to do exactly that, with solutions presented in a step-by-step format. When you read this book, you not only learn the fundamentals of device programming, you will also be ready to write code for revolutionizing devices and robots.
You don't need to be an expert in low-level programming to benefit from this book. It explains basic concepts and programming techniques before diving into the more complicated topics. Each of the book's chapters and appendices contains a suitable level of detail to help you quickly master device programming.
Build Universal Windows Platform (UWP) applications that target interconnected embedded devices; Design and implement background apps for seamless integration with hardware components; Use intrinsic UWP functionality to detect and track human faces; Build artificia ...
Programming the Microsoft Bot FrameworkThis is the only comprehensive, authoritative guide to building Conversational User Interfaces (CUI, a.k.a. bots, chatbots, or chatterbots) with the Microsoft Bot Framework. Reflecting the next radical revolution in human-computer interaction, it will help you leverage advanced artificial intelligence (AI) and natural language processing to empower new and existing applications with stunningly intuitive conversational interfaces.
Long-time Microsoft MVP Joe Mayo begins with high-level explanations of what Microsoft Bot Framework is, what you can do with it, and why it matters so much. Next, he presents the foundational knowledge you need to start creating real bots and CUIs. Step by step, you'll learn how to build message dialogs, manage conversations, interact with framework APIs, and incorporate powerful natural language processing with Microsoft's advanced Language Understanding Intelligent Service (LUIS). Mayo also offers detailed guidance on deploying your customized bots to ke ...
Microsoft Office 365 Administration Inside Out, 2nd EditionDive into Microsoft Office 365 Administration - and really put your Office 365 expertise to work. This supremely organized reference packs hundreds of timesaving solutions, tips, and workarounds - all you need to plan, implement, and operate Microsoft Office 365 in any environment. In this completely revamped Second Edition, a new author team thoroughly reviews the administration tools and capabilities available in the latest versions of Microsoft Office 365, and also adds extensive new coverage of Azure cloud services and SharePoint. Discover how experts tackle today's essential tasks - and challenge yourself to new levels of mastery.
Install, customize, and use Office 365's portal, dashboard, and admin centers; Make optimal decisions about tenancy, licensing, infrastructure, and hybrid options; Prepare your environment for the cloud; Manage Office 365 identity and access via federation services, password and directory synchronization, authentication, and AAD Connect; Implement ale ...
SQL Server 2017 Administration Inside OutDive into SQL Server 2017 administration - and really put your SQL Server DBA expertise to work. This supremely organized reference packs hundreds of timesaving solutions, tips, and workarounds - all you need to plan, implement, manage, and secure SQL Server 2017 in any production environment: on-premises, cloud, or hybrid. Four SQL Server experts offer a complete tour of DBA capabilities available in SQL Server 2017 Database Engine, SQL Server Data Tools, SQL Server Management Studio, and via PowerShell. Discover how experts tackle today's essential tasks - and challenge yourself to new levels of mastery.
Install, customize, and use SQL Server 2017's key administration and development tools; Manage memory, storage, clustering, virtualization, and other components; Architect and implement database infrastructure, including IaaS, Azure SQL, and hybrid cloud configurations; Provision SQL Server and Azure SQL databases; Secure SQL Server via encryption, row-level security, and data mas ...