By Mike Cantelon, Marc Harter, TJ Holowaychuk, Nathan Rajlich
Summary
Node.js in Action is an example-driven instructional that begins at sq. one and publications you thru the entire gains, strategies, and ideas you will have to construct production-quality Node functions. you will begin by means of studying tips on how to organize your Node improvement surroundings, together with loading the community-created extensions. subsequent, you will run a number of uncomplicated demonstration courses the place you are going to examine the fundamentals of some universal sorts of Node purposes. Then you will dive into asynchronous programming, a version Node leverages to reduce program bottlenecks.
About this Book
JavaScript at the server? You wager. Node.js is a JavaScript server able to helping scalable, high-performance internet functions. utilizing asynchronous I/O, the server can do multiple factor at a time, a key requirement for real-time apps like chat, video games, and stay facts. and because it really is JavaScript, you employ an analogous language finish to finish.
Node.js in Action indicates you ways to construct production-quality purposes. transparent introductions of key thoughts and example-by-example assurance take you from setup to deployment. you are going to dive into asynchronous programming, information garage, and output templating, and have interaction with the filesystem to create non-HTTP functions like TCP/IP servers and command-line instruments. ideal for an online developer transitioning from Rails, Django, or personal home page. calls for simple wisdom of JavaScript. No previous event with Node.js wanted.
Purchase of the print publication features a loose publication in PDF, Kindle, and ePub codecs from Manning guides.
What's Inside
- Set up Node and extensions
- Grok asynchronous programming and the development loop
- Examples together with microblogging, IM, video games, and more
About the Authors
As expert practitioners, specialist lecturers and running shoes, and members to the middle framework, authors Mike Cantelon, Marc Harter, T.J. Holowaychuk, and Nathan Rajlich signify the easiest of the Node.js improvement neighborhood.
Table of Contents
- Welcome to Node.js
- Building a multiroom chat application
- Node programming fundamentals
- Building Node internet applications
- Storing Node software data
- Connect
- Connect's integrated middleware
- Express
- Advanced Express
- Testing Node applications
- Web program templating
- Deploying Node functions and preserving uptime
- Beyond internet servers
- The Node ecosystem
PART 1 NODE FUNDAMENTALS
PART 2 net program improvement WITH NODE
PART three GOING extra WITH NODE
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Extra info for Node.js in Action
Simple determine 7. 1 Connect’s default favicon utilization ordinarily favicon() is used on the very best of the stack, so even logging is missed for favicon requests. The icon is then cached in reminiscence for speedy next responses. the subsequent instance exhibits favicon() asking for a customized . ico dossier through passing the dossier direction because the purely argument: connect() . use(connect. favicon(__dirname + '/public/favicon. ico')) . use(connect. logger()) . use(function(req, res) { 158 bankruptcy 7 Connect’s integrated middleware res. end('Hello global! \n'); }); Optionally, you could cross in a maxAge argument to specify how lengthy browsers may still cache the favicon in reminiscence. subsequent we've got one other small yet necessary middleware part: methodOverride(). It presents the skill to faux the HTTP request approach whilst purchaser services are restricted. 7. 2. three methodOverride(): faking HTTP tools a fascinating challenge arises within the browser whilst you’re development a server that makes use of distinctive HTTP verbs, like placed or DELETE. The browser
'); res. end(); } functionality update(req, res, subsequent) { if ('PUT' ! = req. approach) go back next(); res. end('Updated identify to ' + req. physique. person. name); } var app = connect() . use(connect. logger('dev')) . use(connect. bodyParser()) . use(edit) . use(update); app.