High Performance Spark
Apache Spark is amazing when everything clicks. But if you haven't seen the performance improvements you expected, or still don't feel confident enough to use Spark in production, this practical book is for you. Authors Holden Karau and Rachel Warren demonstrate performance optimizations to help your Spark queries run faster and handle larger data sizes, while using fewer resources. Ideal for software engineers, data engineers, developers, and system administrators working with large-scale data applications, this book describes techniques that can reduce data infrastructure costs and developer hours. Not only will you gain a more comprehensive understanding of Spark, you'll also learn how to make it sing. How Spark SQL's new interfaces improve performance over SQL's RDD data structure; The choice between data joins in Core Spark and Spark SQL; Techniques for getting the most out of standard RDD transformations; How to work around performance issues in Spark's key/value pair parad ...
Apache Spark is amazing when everything clicks. But if you haven't seen the performance improvements you expected, or still don't feel confident enough to use Spark in production, this practical book is for you. Authors Holden Karau and Rachel Warren demonstrate performance optimizations to help your Spark queries run faster and handle larger data sizes, while using fewer resources. Ideal for software engineers, data engineers, developers, and system administrators working with large-scale data applications, this book describes techniques that can reduce data infrastructure costs and developer hours. Not only will you gain a more comprehensive understanding of Spark, you'll also learn how to make it sing. How Spark SQL's new interfaces improve performance over SQL's RDD data structure; The choice between data joins in Core Spark and Spark SQL; Techniques for getting the most out of standard RDD transformations; How to work around performance issues in Spark's key/value pair parad ...
Microsoft Azure Cosmos DB Revealed
Learn the main features of Azure Cosmos DB and how to use Microsoft's multi-modal database service as a data store for mission-critical applications. The clear examples help in writing your own applications to take advantage of Cosmos DB's multi-modal, globally distributed, elastic database. Simple step-by-step instructions show how to resolve common and uncommon scenarios involving Azure Cosmos DB, and scenarios such as delivering extremely low response times (in the order of milliseconds), and scaling rapidly and globally. Microsoft Azure Cosmos DB Revealed demonstrates a multitude of possible implementations to get you started. This book guides you toward best practices to get the most out of Microsoft's Cosmos DB service. Later chapters in the book cover advanced implementation features, helping you master important elements such as securing the database, querying, and using various APIs. Set up a development environment to work with Azure Cosmos DB; Configure Azure Cosmos DB ...
Learn the main features of Azure Cosmos DB and how to use Microsoft's multi-modal database service as a data store for mission-critical applications. The clear examples help in writing your own applications to take advantage of Cosmos DB's multi-modal, globally distributed, elastic database. Simple step-by-step instructions show how to resolve common and uncommon scenarios involving Azure Cosmos DB, and scenarios such as delivering extremely low response times (in the order of milliseconds), and scaling rapidly and globally. Microsoft Azure Cosmos DB Revealed demonstrates a multitude of possible implementations to get you started. This book guides you toward best practices to get the most out of Microsoft's Cosmos DB service. Later chapters in the book cover advanced implementation features, helping you master important elements such as securing the database, querying, and using various APIs. Set up a development environment to work with Azure Cosmos DB; Configure Azure Cosmos DB ...
Building Web Applications with Python and Neo4j
Py2neo is a simple and pragmatic Python library that provides access to the popular graph database Neo4j via its RESTful web service interface. This brings with it a heavily refactored core, a cleaner API, better performance, and some new idioms. You will begin with licensing and installing Neo4j, learning the fundamentals of Cypher as a graph query language, and exploring Cypher optimizations. You will discover how to integrate with various Python frameworks such as Flask and its extensions: Py2neo, Neomodel, and Django. Finally, the deployment aspects of your Python-based Neo4j applications in a production environment is also covered. By sequentially working through the steps in each chapter, you will quickly learn and master the various implementation details and integrations of Python and Neo4j, helping you to develop your use cases more quickly. ...
Py2neo is a simple and pragmatic Python library that provides access to the popular graph database Neo4j via its RESTful web service interface. This brings with it a heavily refactored core, a cleaner API, better performance, and some new idioms. You will begin with licensing and installing Neo4j, learning the fundamentals of Cypher as a graph query language, and exploring Cypher optimizations. You will discover how to integrate with various Python frameworks such as Flask and its extensions: Py2neo, Neomodel, and Django. Finally, the deployment aspects of your Python-based Neo4j applications in a production environment is also covered. By sequentially working through the steps in each chapter, you will quickly learn and master the various implementation details and integrations of Python and Neo4j, helping you to develop your use cases more quickly. ...
Calm Technology
How can you design technology that becomes a part of a user's life and not a distraction from it? This practical book explores the concept of calm technology, a method for smoothly capturing a user's attention only when necessary, while calmly remaining in the background most of the time. You'll learn how to design products that work well, launch well, are easy to support, easy to use, and remain unobtrusive. Author Amber Case presents ideas first introduced by researchers at Xerox PARC in 1995, and explains how they apply to our current technology landscape, especially the Internet of Things. This book is ideal for UX and product designers, managers, creative directors, and developers. ...
How can you design technology that becomes a part of a user's life and not a distraction from it? This practical book explores the concept of calm technology, a method for smoothly capturing a user's attention only when necessary, while calmly remaining in the background most of the time. You'll learn how to design products that work well, launch well, are easy to support, easy to use, and remain unobtrusive. Author Amber Case presents ideas first introduced by researchers at Xerox PARC in 1995, and explains how they apply to our current technology landscape, especially the Internet of Things. This book is ideal for UX and product designers, managers, creative directors, and developers. ...
Coding with JavaScript For Dummies
Coding with JavaScript For Dummies provides easy, hands-on instruction for anyone looking to learn this popular client-side language. No experience? No problem! This friendly guide starts from the very beginning and walks you through the basics, then shows you how to apply what you've learned to real projects. You'll start building right away, including web page elements and simple applications, so you can immediately see how JavaScript is used in the real world. Online exercises allow you to test your code and expand your skills, and the easy-to-follow instruction provides step-by-step guidance toward understanding the JavaScript syntax, applications, and language. JavaScript enhances static web pages by providing dynamic elements that can adapt and react to user action. It's a need-to-know tool for aspiring web designers, but anyone can benefit from understanding this core development language. ...
Coding with JavaScript For Dummies provides easy, hands-on instruction for anyone looking to learn this popular client-side language. No experience? No problem! This friendly guide starts from the very beginning and walks you through the basics, then shows you how to apply what you've learned to real projects. You'll start building right away, including web page elements and simple applications, so you can immediately see how JavaScript is used in the real world. Online exercises allow you to test your code and expand your skills, and the easy-to-follow instruction provides step-by-step guidance toward understanding the JavaScript syntax, applications, and language. JavaScript enhances static web pages by providing dynamic elements that can adapt and react to user action. It's a need-to-know tool for aspiring web designers, but anyone can benefit from understanding this core development language. ...
Data-oriented Development with AngularJS
AngularJS is one of the most popular JavaScript frameworks used to write single page applications and is suitable for developing large-scale enterprise applications. With Firebase, you can easily store and sync data in real time. It has libraries for all the major web and mobile platforms (including AngularJS) and bindings for the most popular frameworks (such as Node.js). Data-oriented Development with AngularJS is a systematic learning guide that covers important AngularJS concepts such as data binding, dependency injection, directives, and so on. It also covers the basics of Firebase and three-way data binding with AngularFire. You'll be able to create a small project and build a real-time application using Firebase and AngularJS. This project uses most of the concepts and best practices learned in the book so that you can apply the very same principles in real-world AngularJS development. ...
AngularJS is one of the most popular JavaScript frameworks used to write single page applications and is suitable for developing large-scale enterprise applications. With Firebase, you can easily store and sync data in real time. It has libraries for all the major web and mobile platforms (including AngularJS) and bindings for the most popular frameworks (such as Node.js). Data-oriented Development with AngularJS is a systematic learning guide that covers important AngularJS concepts such as data binding, dependency injection, directives, and so on. It also covers the basics of Firebase and three-way data binding with AngularFire. You'll be able to create a small project and build a real-time application using Firebase and AngularJS. This project uses most of the concepts and best practices learned in the book so that you can apply the very same principles in real-world AngularJS development. ...
Databases for Small Business
This book covers the practical aspects of database design, data cleansing, data analysis, and data protection, among others. The focus is on what you really need to know to create the right database for your small business and to leverage it most effectively to spur growth and revenue. Databases for Small Business is a practical handbook for entrepreneurs, managers, staff, and professionals in small organizations who are not IT specialists but who recognize the need to ramp up their small organizations' use of data and to round out their own business expertise and office skills with basic database proficiency. Anna Manning—a data scientist who has worked on database design and data analysis in a computer science university research lab, her own small business, and a nonprofit—walks you through the progression of steps that will enable you to extract actionable intelligence and maximum value from your business data in terms of marketing, sales, customer relations, decision mak ...
This book covers the practical aspects of database design, data cleansing, data analysis, and data protection, among others. The focus is on what you really need to know to create the right database for your small business and to leverage it most effectively to spur growth and revenue. Databases for Small Business is a practical handbook for entrepreneurs, managers, staff, and professionals in small organizations who are not IT specialists but who recognize the need to ramp up their small organizations' use of data and to round out their own business expertise and office skills with basic database proficiency. Anna Manning—a data scientist who has worked on database design and data analysis in a computer science university research lab, her own small business, and a nonprofit—walks you through the progression of steps that will enable you to extract actionable intelligence and maximum value from your business data in terms of marketing, sales, customer relations, decision mak ...
Drupal 8 for Absolute Beginners
Drupal 8 for Absolute Beginners is your definitive guide to starting from scratch with Drupal even if you have little web knowledge. This book teaches you the basics of HTML, CSS, JavaScript, and PHP in relation to Drupal, so that you can begin to use this popular CMS with all of its features. You will first learn how to set up and customize a basic blog using Drupal, one of the most powerful and popular content management systems available today. From there you will learn the basics of HTML, CSS, JavaScript and PHP, and apply this knowledge to create your own custom Drupal module. You will learn how to build, style, and add functionality to your own Drupal module from scratch. You will then use Drush to apply a theme to Drupal, customizing everything to your liking, before publishing your work to the world. The book also covers some more advanced topics that beginners often ask about, such as getting set up with Git and using source control, using MySQL to interact with a database, ...
Drupal 8 for Absolute Beginners is your definitive guide to starting from scratch with Drupal even if you have little web knowledge. This book teaches you the basics of HTML, CSS, JavaScript, and PHP in relation to Drupal, so that you can begin to use this popular CMS with all of its features. You will first learn how to set up and customize a basic blog using Drupal, one of the most powerful and popular content management systems available today. From there you will learn the basics of HTML, CSS, JavaScript and PHP, and apply this knowledge to create your own custom Drupal module. You will learn how to build, style, and add functionality to your own Drupal module from scratch. You will then use Drush to apply a theme to Drupal, customizing everything to your liking, before publishing your work to the world. The book also covers some more advanced topics that beginners often ask about, such as getting set up with Git and using source control, using MySQL to interact with a database, ...
Etudes for ClojureScript
A short composition that provides practice material for a particular musical skill is called an etude. In this hands-on book, you'll find more than 30 etudes to help you practice ClojureScript skills for specific programming areas, ranging from functions and variables to asynchronous processing. Each of these small projects includes a description of a program that you will compose (write) in ClojureScript. Though not as difficult as their musical counterparts, these programming etudes will help you stretch beyond the material and examples that you find in most ClojureScript books or online references. One chapter features etudes for an open-ended project that will help you put together what you've learned. Solutions to each etude are revealed in the appendix. ...
A short composition that provides practice material for a particular musical skill is called an etude. In this hands-on book, you'll find more than 30 etudes to help you practice ClojureScript skills for specific programming areas, ranging from functions and variables to asynchronous processing. Each of these small projects includes a description of a program that you will compose (write) in ClojureScript. Though not as difficult as their musical counterparts, these programming etudes will help you stretch beyond the material and examples that you find in most ClojureScript books or online references. One chapter features etudes for an open-ended project that will help you put together what you've learned. Solutions to each etude are revealed in the appendix. ...
Excel 2016 For Dummies
Updated to reflect the latest changes to the Microsoft Office suite, this new edition of Excel For Dummies quickly and painlessly gets you up to speed on mastering the world's most widely used spreadsheet tool. Written by bestselling author Greg Harvey, it has been completely revised and updated to offer you the freshest and most current information to make using the latest version of Excel easy and stress-free. If the thought of looking at spreadsheet makes your head swell, you've come to the right place. Whether you've used older versions of this popular program or have never gotten a headache from looking at all those grids, this hands-on guide will get you up and running with the latest installment of the software, Microsoft Excel 2016. In no time, you'll begin creating and editing worksheets, formatting cells, entering formulas, creating and editing charts, inserting graphs, designing database forms, and more. Plus, you'll get easy-to-follow guidance on mastering more advanced ...
Updated to reflect the latest changes to the Microsoft Office suite, this new edition of Excel For Dummies quickly and painlessly gets you up to speed on mastering the world's most widely used spreadsheet tool. Written by bestselling author Greg Harvey, it has been completely revised and updated to offer you the freshest and most current information to make using the latest version of Excel easy and stress-free. If the thought of looking at spreadsheet makes your head swell, you've come to the right place. Whether you've used older versions of this popular program or have never gotten a headache from looking at all those grids, this hands-on guide will get you up and running with the latest installment of the software, Microsoft Excel 2016. In no time, you'll begin creating and editing worksheets, formatting cells, entering formulas, creating and editing charts, inserting graphs, designing database forms, and more. Plus, you'll get easy-to-follow guidance on mastering more advanced ...