In this title, Graham Mayeda shows how Watsuji Tetsuro and Kuki Shuzo, two 20th-century Japanese philosophers, criticize and interpret Heideggerian philosophy in the process of articulating traditional Japanese ethics in a modern idiom.

Deliver rich audio and video real-time communication and peer-to-peer data exchange right in the browser, without the need for proprietary plug-ins. This concise hands-on guide shows you how to use the emerging Web Real-Time Communication (WebRTC) technology to build a browser-to-browser application, piece by piece.

The authors' learn-by-example approach is perfect for web programmers looking to understand real-time communication, and telecommunications architects unfamiliar with HTML5 and JavaScript-based client-server web programming. You'll use a ten-step recipe to create a complete WebRTC system, with exercises that you can apply to your own projects.Tour the WebRTC development cycle and trapezoid architectural modelUnderstand how and why VoIP is shifting from standalone functionality to a browser componentUse mechanisms that let client-side web apps interact with browsers through the WebRTC APITransfer streaming data between browser peers with the RTCPeerConnection APICreate a signaling channel between peers for setting up a WebRTC sessionPut everything together to create a basic WebRTC system from scratchLearn about conferencing, authorization, and other advanced WebRTC features

Full coverage of functional programming and all OCA Java Programmer exam objectives OCA, Oracle Certified Associate Java SE 8 Programmer I Study Guide, Exam 1Z0-808 is a comprehensive study guide for those taking the Oracle Certified Associate Java SE 8 Programmer I exam (1Z0-808). With complete coverage of 100% of the exam objectives, this book provides everything you need to know to confidently take the exam. The release of Java 8 brought the language's biggest changes to date, and for the first time, candidates are required to learn functional programming to pass the exam. This study guide has you covered, with thorough functional programming explanation and information on all key topic areas Java programmers need to know. You'll cover Java inside and out, and learn how to apply it efficiently and effectively to create solutions applicable to real-world scenarios. * Work confidently with operators, conditionals, and loops * Understand object-oriented design principles and patterns * Master functional programming fundamentals

With a new generation of services and frameworks, frontend and mobile developers can use their existing skill set to build full stack applications by leveraging the cloud. Developers can build robust applications with production-ready features such as authentication, APIs, data layers, machine learning, chatbots, and AR scenes more easily than ever by taking advantage of these new serverless and cloud technologies. This practical guide explains how. Nader Dabit, developer advocate at Amazon Web Services, shows developers how to build full stack applications using React, AWS, GraphQL, and the Amplify Framework. You'll learn how to create and incorporate services into your client applications while exploring general best practices, deployment strategies, continuous integration and delivery, and rich media management along the way. Learn how to build applications that solve real problems Understand what is (and isn't) possible when using these technologies Examine how authentication works-and learn the difference between authentication and authorization Discover how serverless functions work and why they're important Use GraphQL in your application-and learn why it's important Learn how to build full stack applications on AWS

This book covers the features of HTML5 Canvas, CSS3 graphics, and shows how you can extend the power of CSS3 with SVG. The material in this book is accessible to people who have limited knowledge of HTML and JavaScript. Companion DVD with source code and graphics. While the material is accessible to those with limited knowledge of HTML and JavaScript, but more advanced users will benefit from numerous graphics techniques. The book also includes illustrative code samples and illustrations that are useful for Web developers and SVG/Flash/Silverlight developers. You'll see examples that help you learn to do the following in HTML5 Canvas, CSS3, and SVG: render Bezier curves, apply colors and gradients, transform 2D shapes and JPG files, perform animation effects, create 2D/3D bar charts and line graphs, handle mouse events, render HTML5/CSS3/SVG pages in Android, and learn the mechanics of a Tic-tac-toe game. A companion DVD contains all the source code and color graphics from the book.

Concurrency is a powerful technique for developing efficient and lightning- fast software. For instance, concurrency can be used in common applications such as online order processing to speed processing and ensure transaction reliability. However, mastering concurrency is one of the greatest challenges for both new and veteran programmers. Software developers with all levels of experience can refer to Creating Components: Object Oriented, Concurrent, and Distributed Computing in Java to better understand how concurrency works, more effectively deploy it in program components, and reuse these components to improve program design, quality, and performance.

This text introduces concurrent and component programming to students, engineers, and programmers who are familiar with Java and procedural and GUI programming. It helps them to understand and apply concurrency in Java component programming, while exploring distributed program implementation, Java threads, objects, interfaces, exceptions, component reuse, and system design and management.

By providing the fundamental concepts of object-oriented components and offering templates for distributed program components, this valuable resource reveals how programmers can apply concurrency and components to solve complex problems.

Modern software systems are composed of many servers, services, and other components that communicate through APIs. As a developer, your job is to make sure these APIs are stable, reliable, and easy to use for other developers. API Design Patterns provides you with a unique catalog of design standards and best practices to ensure your APIs are flexible and user-friendly. Fully illustrated with examples and relevant use-cases, this essential guide covers patterns for API fundamentals and real-world system designs, along with quite a few not-so-common scenarios and edge-cases. about the technologyAPI design patterns are a useful set of best practice specifications and common solutions to API design challenges. Using accepted design patterns creates a shared language amongst developers who create and consume APIs, which is especially critical given the explosion of mission-critical public-facing web APIs. API Patterns are still being developed and discovered. This collection, gathered and tested by Google API expert JJ Geewax, is the first of its kind. about the book API Design Patterns draws on the collected wisdom of the API community, including the internal developer knowledge base at Google, laying out an innovative set of design patterns for developing both internal and public-facing APIs. In this essential guide, Google Software Engineer JJ Geewax provides a unique and authoritative catalog of patterns that promote flexibility and ease-of-use in your APIs. Each pattern in the catalog is fully illustrated with its own example API, use-cases for solving common API design challenges, and scenarios for tricky edge issues using a pattern's more subtle features. With the best practices laid out in this book, you can ensure your APIs are adaptive in the face of change and easy for your clients to incorporate into their projects. what's inside A full case-study of building an API and adding features The guiding principles that underpin most API patterns Fundamental patterns for resource layout and naming Advanced patterns for special interactions and data transformations about the readerAimed at software developers with experience using APIs, who want to start building their own. about the author JJ Geewax is a software engineer at Google, focusing on Google Cloud Platform and API design. He is also the author of Google Cloud Platform in Action.

Discover the power of Java (TM) for developing applications today when you trust the engaging, hands-on approach in Farrell's JAVA PROGRAMMING, 9E. Even if you're a first-time programmer, JAVA PROGRAMMING can show you how to quickly start developing useful programs, all while still mastering the basic principles of structured and object-oriented programming. Unique, reader-friendly explanations and meaningful programming exercises emphasize business applications and game creation while useful debugging exercises and contemporary case problems further expand your understanding. Additional digital learning resources within MindTap provide interactive learning tools as well as coding IDE (Integrated Development Environment) labs for practicing and expanding your skills.

Learn Flash in a flash with this full-color book and video training package

Adobe Flash is used by designers, game programmers, and hobbyists to create interactive Web sites, digital experiences, and mobile content. The latest release of Flash promises exciting new capabilities and this book-and-video training package makes learning the new features of Flash less intimidating. Fifteen self-paced lessons encourage you to discover essential skills and explore new aspects of Flash. The tutorials featured in the videos are each approximately five minutes long and supplement the concepts and topics covered in the lessons.Features full-color, step-by-step tutorials that complement the topics covered in each lessonDemonstrates the basics of using the newest release of Flash, such as using layers and instances to build animation sequencesCovers intermediate and advanced capabilities, such as using ActionScript to create interactive Web page components

Jam-packed with information, this book takes you from Flash basics through intermediate-level topics and helps you find the information you need in both print and video.

Note: DVD and other supplementary materials are not included as part of eBook file. These materials are available for download upon purchase.

While teaching Java programming at Minnesota State University, the authors noticed that engineering students were enrolling in Java programming courses in order to obtain basic programming skills, but there were no Java books suitable for courses intended for engineers. They realized the need for a comprehensive Java programming tutorial that offers basic programming skills that can be applied in the field of engineering. With this in mind, the authors developed Java Programming for Engineers in order to meet the needs of both engineers and engineering students.

The text uses the personal computer as a development platform and assumes no prior programming experience or knowledge. The only skills expected of the reader are basic keyboarding and user-level familiarity with the PC. Topics covered range from mathematical expressions to linear systems to engineering graphics. Chapters on problem solving skills and the designing of engineering applications walk readers through real word problems they might encounter.

Divided into two parts, Part 1 is a description of the Java language, of the fundamentals of object orientation, input and output operations, and error handling. Part 2 is about Java programming for engineers. It starts with computer number systems, fixed- and variable-precision numeric data, mathematical programming in Java as could be of interest to engineers, and concludes with an overview of Java Graphics.

DESCRIPTION Many of the normal concerns faced by application developers are amplified by the challenges of web-scale concurrency, real-time performance expectations, multi-core support, and efficiently consuming services without constantly managing I/O blocks. Although it's possible to solve most of these issues with existing languages and frameworks, Go is designed to handle them right out of the box, making for a more natural and productive coding experience. Developed at Google for its own internal use, Go now powers dozens of nimble startups, along with name brands like Canonical, Heroku, SoundCloud, and Mozilla, who rely on highly performant services for their infrastructure. Go in Action introduces the unique features and concepts of the Go language, guiding readers from inquisitive developers to Go gurus. It provides hands-on experience with writing real-world applications including web sites and network servers, as well as techniques to manipulate and convert data at incredibly high speeds. It also goes in-depth with the language and explains the tricks and secrets that the Go masters are using to make their applications perform. For example, it looks at Go's powerful reflection libraries and uses real-world examples of integration with C code. KEY SELLING POINTS Written by Go developers Real use cases faced in day-to-day development Get tricks and tips from experienced Go users AUDIENCE This book assumes you're a working developer proficient with another language like Java, Ruby, Python, C#, or C++. ABOUT THE TECHNOLOGY Go is a powerful language that is gaining rapid adoption by companies that want to write fast systems while allowing their developers to use modern programming languages. Go development is sponsored and curated by Google, but has contributors from around the globe.

Modern web development is so much more than just HTML and CSS with a little JavaScript mixed in. People want faster, more usable interfaces that work on multiple devices, and you need the latest tools and techniques to make that happen. This book gives you over 40 concise solutions to today's web development problems, and introduces new solutions that will expand your skill set---proven, practical advice from authors who use these tools and techniques every day. In this completely updated edition, you'll find innovative new techniques and workflows, as well as reworked solutions that take advantage of new developments. Web development is constantly changing, and you need to stay on top of your game. Discover a wide spectrum of web development techniques, from how to improve the way you present content, to solutions for data analysis, testing, and deployment. In this edition we introduce new tools, add new recipes, and modernize old ones. You'll use Vagrant to automate server setup, and you'll discover new ways to develop blogs and static sites. You'll learn how to use Grunt to script the deployment of your web project, and use Angular to build a single-page app. You'll learn how to make content stand out with simple cross-browser styles; create animations that work well everywhere without plugins; and create lightweight, responsive layouts. We'll show you how to use preprocessors like CoffeeScript and Sass; write tests for your code; use Git and Dropbox to collaborate; configure and secure the Apache web server; use virtualization to set up your own servers automatically; and much more. Whether you're new to front-end development, or you've got a few years of experience, you'll become a more versatile developer by finding out how---and why---to use these solutions in your next project. What You Need: Your favorite text editor, the most current version of Mozilla Firefox, Internet Explorer, Google Chrome or Safari, and a working knowledge of HTML and JavaScript. Familiarity with command-line interfaces is a plus.

A practical introduction to the creation of Web pages, this title has been fully revised and expanded to include the most recent developments in HTML. As well as covering the design issues surrounding Web pages, it also includes sample HTML that can be incorporated into your pages, with worked examples. This second edition covers areas such as frames and tables, Java, and CGI scripts. Includes: 1. What is the Internet, and where does the Web fit into it? 2. Using the World Wide Web as a Web author 3. First steps in designing your Web page 4. Working with the search engines 5. Writing Web pages 6. Forms 7. Tables 8. Colour on your pages 9. Frames 10. JavaScript and CGI 11. Meta tags 12. Publishing your pages 13. Authoring tools 14. Adding multimedia to a page 15. Further Resources Glossary

While the extensible markup language (XML) has received a great deal of attention in web programming and software engineering, far less attention has been paid to XML in mainstream computational science and engineering. Correcting this imbalance, XML in Scientific Computing introduces XML to scientists and engineers in a way that illustrates the similarities and differences with traditional programming languages and suggests new ways of saving and sharing the results of scientific calculations. The author discusses XML in the context of scientific computing, demonstrates how the extensible stylesheet language (XSL) can be used to perform various calculations, and explains how to create and navigate through XML documents using traditional languages such as Fortran, C++, and MATLAB (R). A suite of computer programs are available on the author's website.

Over the last five years, CoffeeScript has taken the web development world by storm. With the humble motto It's just JavaScript, CoffeeScript provides all the power of the JavaScript language in a friendly and elegant package. This extensively revised and updated new edition includes an all-new project to demonstrate CoffeeScript in action, both in the browser and on a Node.js server. There's no faster way to learn to write a modern web application. This new edition has been extensively revised and updated to reflect the current state and features of CoffeeScript. Every chapter has been revised and refactored, and new sections and a new chapter on testing have been added. If you already know JavaScript, this book will make your transition to CoffeeScript easy. If you're new to JavaScript, it's a great place to start. New in this edition: Automating setup with the Grunt task runner Using CoffeeScript classes with the Backbone framework Using CoffeeScript's simple callback syntax to interact with the Express framework A new chapter on client-side and server-side testing with Intern * A new project that gives you hands-on experience with browser-side and server-side CoffeeScript CoffeeScript is every bit as portable and effective as JavaScript. It aids development by adding a bevy of features, such as classes, splats, list comprehensions, and destructuring. These features make it easier to write clear, readable code, and by learning how these features work, you'll deepen your understand of JavaScript as well. This book is your complete guide to writing better JavaScript code, faster.

All You Need to Know, and Nothing You Don't, to Write JavaScript for the Web and Beyond JavaScript plays a key role in modern software development, not only because it is the only language that runs inside virtually all web browsers, but also because it has become widely used for back-end and general-purpose development as well. Although JavaScript is a big language, you don't need to learn "everything" about it to get started, just how to use it efficiently to solve real problems. In Learn Enough JavaScript to Be Dangerous, renowned instructor Michael Hartl teaches the specific concepts, skills, and approaches you need to be professionally productive. Even if you've never programmed before, Hartl helps you quickly build technical sophistication and master the lore you need to succeed. Treating JavaScript as a general-purpose language right from the start, Hartl offers examples for creating dynamic effects in browsers and for writing scripts and modules using Node.js. Focused exercises help you internalize what matters, without wasting time on details pros don't care about. Soon, it'll be like you were born knowing this stuff--and you'll be suddenly, seriously dangerous. Learn enough about . . . Rapidly deploying a simple JavaScript app to the live Web Working with strings and other native JavaScript objects Applying functions and elegant, powerful functional-programming techniques Creating new objects with both properties and methods Writing tests and improving code with test-driven development (TDD) Developing and using self-contained, modular NPM software packages Adding interactivity with event listeners, dynamic HTML forms, and DOM manipulation Writing useful, nontrivial JavaScript shell scripts Building an industrial-grade interactive website with JavaScript, from start to finish Michael Hartl's Learn Enough series includes books and video courses that focus on the most important parts of each subject, so you don't have to learn everything to get started--you just have to learn enough to be dangerous and solve technical problems yourself. Register your book for convenient access to downloads, updates, and/or corrections as they become available. See inside book for details.

For courses in introductory Computer Science courses using Java, and other introductory programming courses in Computer Science, Computer Engineering, CIS, MIS, IT, and Business. Ideal for a wide range of introductory computer science courses, Java: An Introduction to Problem Solving and Programming, 8th Edition introduces students to object-oriented programming and important concepts such as design, testing and debugging, programming style, interfaces and inheritance, and exception handling. A concise, accessible introduction to Java, the text covers key Java language features in a manner that resonates with introductory programmers. Objects are covered early and thoroughly in the text. The author's tried-and-true pedagogy incorporates numerous case studies, programming examples, and programming tips, while flexibility charts and optional graphics sections allow instructors to order chapters and sections based on their course needs. This 8th Edition incorporates new examples, updated material, and revisions.

This book looks at the two most popular ways of using Java SE 6 to write 3D games on PCs: Java 3D (a high-level scene graph API) and JOGL (a Java layer over OpenGL).

Written by Java gaming expert, Andrew Davison, this book will be first Java game book to market that uses the new Java (SE) 6 platform and its features including splash screens, scripting, and the desktop tray interface.

This will be first and maybe only book to market that covers Java game development using the Java 3D API and Java for OpenGL, both critical components and libraries to Java-based 3D game application development.

Driven by maturing Web service technologies and the wide acceptance of the service-oriented architecture paradigm, the software industry s traditional business models and strategies have begun to change: software vendors are turning into service providers. In addition, in the Web service market, a multitude of small and highly specialized providers offer modular services of almost any kind and economic value is created through the interplay of various distributed service providers that jointly contribute to form individualized and integrated solutions. This trend can be optimally catalyzed by universally accessible service orchestration platforms service value networks (SVNs) which are the underlying organizational form of the coordination mechanisms presented in this book.

Here, the authors focus on providing comprehensive business-oriented insights into today s trends and challenges that stem from the transition to a service-led economy. They investigate current and future Web service business models and provide a framework for Web service value networks. Pricing mechanism basics are introduced and applied to the specific area of SVNs. Strategies for platform providers are analyzed from the viewpoint of a single provider, and so are pricing mechanisms in service value networks which are optimal from a network perspective. The extended concept of pricing Web service derivatives is also illustrated. The presentation concludes with a vision of how Web service markets in the future could be structured and what further developments can be expected to happen.

This book will be of interest to researchers in business development and practitioners such as managers of SMEs in the service sector, as well as computer scientists familiar with Web technologies. The book s comprehensive content provides readers with a thorough understanding of the organizational, economic and technical implications of dealing with Web services as the nucleus of modern business models, which can be applied to Web services in general and Web service value networks specifically.."

Amazon Web Services (AWS) is the leading public cloud platform. In this book you will learn to use Microsoft PowerShell to create, host, manage, and administer workloads using Amazon Web Services. You will learn how to create virtual machines, provision storage, configure networks, and more-all using your preferred Windows scripting language. CIOs everywhere are leading their organizations to the cloud, but there are few books available to help. This book focuses on moving Microsoft Windows workloads to the cloud using technologies familiar to enterprise Microsoft-based professionals. The completely revised and expanded Pro PowerShell for Amazon Web Services is written specifically for Windows professionals who already know PowerShell and want to learn to host Windows workloads on Amazon Web Services. The cloud offers information technology workers significant cost savings and agility unimaginable even just a few years ago. Tasks that traditionally took weeks of work, costing thousands of dollars, can be completed in minutes for a fraction of a penny. New chapters in this second edition cover: AWS Lambda, Amazon WorkSpaces, Amazon AppStream 2.0, AWS Directory Service, Amazon WorkDocs, and AWS System Manager. What You'll Learn Create and manage Windows servers on Elastic Compute Cloud (EC2) Configure and secure networks with Virtual Private Cloud (VPC) Leverage autoscaling to adjust resources as load changes Deploy and manage SQL Server using the Relational Database Service (RDS) Manage virtual desktops using WorkSpaces and AppStream Leverage AWS Systems Manager to manage Windows at scale Who This Book Is For Windows professionals who want to learn more about Amazon Web Services, with a focus on running Windows workloads and automated management at scale using PowerShell tools for AWS. The book assumes you have knowledge of Windows and PowerShell, but are new to AWS.

A practical introduction to the creation of Web pages, this title has been fully revised and expanded to include the most recent developments in HTML. As well as covering the design issues surrounding Web pages, it also includes sample HTML that can be incorporated into your pages, with worked examples. This second edition covers areas such as frames and tables, Java, and CGI scripts. Includes:1. What is the Internet, and where does the Web fit into it? 2. Using the World Wide Web as a Web author 3. First steps in designing your Web page 4. Working with the search engines 5. Writing Web pages 6. Forms 7. Tables 8. Colour on your pages 9. Frames 10. JavaScript and CGI 11. Meta tags 12. Publishing your pages 13. Authoring tools 14. Adding multimedia to a page 15. Further Resources Glossary

It's easy to write correct Ruby code, but to gain the fluency needed to write "great "Ruby code, you must go beyond syntax and absorb the "Ruby way" of thinking and problem solving. In "Eloquent Ruby, "Russ Olsen helps you write Ruby like true Rubyists do-so you can leverage its immense, surprising power. Olsen draws on years of experience internalizing the Ruby culture and teaching Ruby to other programmers. He guides you to the "Ah Ha " moments when it suddenly becomes clear why Ruby works the way it does, and how you can take advantage of this language's elegance and expressiveness." Eloquent Ruby "starts small, answering tactical questions focused on a single statement, method, test, or bug. You'll learn how to write code that actually looks like Ruby (not Java or C#); why Ruby has so many control structures; how to use strings, expressions, and symbols; and what dynamic typing is really good for. Next, the book addresses bigger questions related to building methods and classes. You'll discover why Ruby classes contain so many tiny methods, when to use operator overloading, and when to avoid it. Olsen explains how to write Ruby code that writes its own code-and why you'll want to. He concludes with powerful project-level features and techniques ranging from gems to Domain Specific Languages. A part of the renowned Addison-Wesley Professional Ruby Series, "Eloquent Ruby "will help you "put on your Ruby-colored glasses" and get results that make you a true believer.

Give users the real-time experience they expect, by using Elixir and Phoenix Channels to build applications that instantly react to changes and reflect the application's true state. Learn how Elixir and Phoenix make it easy and enjoyable to create real-time applications that scale to a large number of users. Apply system design and development best practices to create applications that are easy to maintain. Gain confidence by learning how to break your applications before your users do. Deploy applications with minimized resource use and maximized performance. Real-time applications come with real challenges - persistent connections, multi-server deployment, and strict performance requirements are just a few. Don't try to solve these challenges by yourself - use a framework that handles them for you. Elixir and Phoenix Channels provide a solid foundation on which to build stable and scalable real-time applications. Build applications that thrive for years to come with the best-practices found in this book. Understand the magic of real-time communication by inspecting the WebSocket protocol in action. Avoid performance pitfalls early in the development lifecycle with a catalog of common problems and their solutions. Leverage GenStage to build a data pipeline that improves scalability. Break your application before your users do and confidently deploy them. Build a real-world project using solid application design and testing practices that help make future changes a breeze. Create distributed apps that can scale to many users with tools like Phoenix Tracker. Deploy and monitor your application with confidence and reduce outages. Deliver an exceptional real-time experience to your users, with easy maintenance, reduced operational costs, and maximized performance, using Elixir and Phoenix Channels. What You Need: You'll need Elixir 1.9+ and Erlang/OTP 22+ installed on a Mac OS X, Linux, or Windows machine.

In the world of web design, if one wants to create a successful web site, one needs an effective content strategy. Return on Engagement shows web designers and developers how to implement an effective content strategy and how to stay ahead in the rapidly changing industry of web design. It presents best practices in terms of web design through a marketing function: content strategy, SEO, social media marketing, and success measurement to help web designers implement a strategy that ensures success for the site they are building. Return on Engagement shows web designers and developers how to not just design an aesthetically pleasing, functional website. This book shows those professionals how to implement marketing strategies and analysis into their website, thus ensuring its success. Nearly 3 years since the previous edition published, new best practices have been formed. Tools in which web developers use to analyze website metrics have advanced. New social media networks and communities have cropped up. New research in how audiences read and receive content has been done, subsequently refining best digital marketing practices. Return on Engagement features a step-by-step breakdown of how to use new tools, techniques, and technologies. The new edition also includes updated case studies of industry leaders who implement best practices on projects. Return on Engagement also features a regularly updated companion site that offers readers sample content, easy sharing tools, and web-based resources to help measure marketing viability of web properties.

More than ever, learning to program concurrency is critical to creating faster, responsive applications. Speedy and affordable multicore hardware is driving the demand for high-performing applications, and you can leverage the Java platform to bring these applications to life. Concurrency on the Java platform has evolved, from the synchronization model of JDK to software transactional memory (STM) and actor-based concurrency. This book is the first to show you all these concurrency styles so you can compare and choose what works best for your applications. You'll learn the benefits of each of these models, when and how to use them, and what their limitations are. Through hands-on exercises, you'll learn how to avoid shared mutable state and how to write good, elegant, explicit synchronization-free programs so you can create easy and safe concurrent applications. The techniques you learn in this book will take you from dreading concurrency to mastering and enjoying it. Best of all, you can work with Java or a JVM language of your choice - Clojure, JRuby, Groovy, or Scala - to reap the growing power of multicore hardware. If you are a Java programmer, you'd need JDK 1.5 or later and the Akka 1.0 library. In addition, if you program in Scala, Clojure, Groovy or JRuby you'd need the latest version of your preferred language. Groovy programmers will also need GPars.