Node.js is the platform of choice for creating modern web services. This fastpaced book gets you up to speed on serverside programming with Node.js 8 as you develop real programs that are small fast lowprofile and useful. Take JavaScript beyond the browser explore dynamic language features and embrace evented programming.Harness the power of the event loop and nonblocking IO to create highly parallel microservices and applications. This expanded and updated second edition showcases the latest ECMAScript features current best practices and modern development techniques. JavaScript is the backbone of the modern web powering nearly every web apps user interface. Node.js is JavaScript for the server. This greatly expanded second edition introduces new language features while dramatically increasing coverage of core topics. Each handson chapter offers progressively more challenging topics and techniques broadening your skill set and enabling you to think in Node.js. Write asynchronous nonblocking code using Node.jss style and patterns. Cluster and load balance services with Node.js core features and thirdparty tools. Harness the power of databases such as Elasticsearch and Redis. Work with many protocols create RESTful web services TCP socket clients and servers and more. Test your codes functionality with Mocha and manage its life cycle with npm. Discover how Node.js pairs a serverside event loop with a JavaScript runtime to produce screaming fast nonblocking concurrency. Through a series of practical programming domains use the latest available ECMAScript features and harness key Node.js classes and popular modules. Create rich commandline tools and a webbased UI using modern web development techniques. Join the smart and diverse community thats rapidly advancing the state of the art in JavaScript development. What You Need Node.js 8.x Operating system with bashlike shell OMQ pronounced ZeroMQ library version 3.2 or higher Elasticsearch version 5.0 or higher jq version