Getting started with NodeJS

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node.js @philhawksworth Friday, 14 October 2011

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node.js yet another talk on @philhawksworth Friday, 14 October 2011

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node.js @philhawksworth Friday, 14 October 2011

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node.js getting started @philhawksworth Friday, 14 October 2011

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what we’ll look at Friday, 14 October 2011

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what we’ll look at whaddizit? Friday, 14 October 2011

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what we’ll look at whaddizit? installation options Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world modules & frameworks Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world modules & frameworks deploying & hosting Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world modules & frameworks deploying & hosting comet and beyond Friday, 14 October 2011

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assumptions Friday, 14 October 2011

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assumptions web development experience Friday, 14 October 2011

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assumptions web development experience javascript knowledge Friday, 14 October 2011

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assumptions web development experience javascript knowledge unix, linux, osx Friday, 14 October 2011

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assumptions web development experience javascript knowledge unix, linux, osx not a nodejs ninja Friday, 14 October 2011

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whaddizit? Friday, 14 October 2011

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Evented I/O for V8 Javascript Friday, 14 October 2011

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evented i-what now? Friday, 14 October 2011

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c++ evented i-what now? Friday, 14 October 2011

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c++ v8 javascript engine evented i-what now? Friday, 14 October 2011

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c++ v8 javascript engine server-side javascript evented i-what now? Friday, 14 October 2011

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c++ v8 javascript engine server-side javascript single event loop evented i-what now? Friday, 14 October 2011

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c++ v8 javascript engine server-side javascript single event loop non-blocking evented i-what now? Friday, 14 October 2011

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useful knowledge Friday, 14 October 2011

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strong javascript useful knowledge Friday, 14 October 2011

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strong javascript jQuery patterns useful knowledge Friday, 14 October 2011

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dangerous knowledge Friday, 14 October 2011

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jQuery patterns dangerous knowledge Friday, 14 October 2011

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considerations Friday, 14 October 2011

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considerations how mature is it? Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 who uses it? Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 who uses it? everyone is playing. Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 who uses it? everyone is playing. Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 who uses it? everyone is playing. should I be scared of it? Friday, 14 October 2011

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considerations how mature is it? v0.0.1: early 2009, currently v.0.4.8 who uses it? everyone is playing. should I be scared of it? no. but be cautious. Friday, 14 October 2011

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ball-ache: Friday, 14 October 2011

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ball-ache: stability Friday, 14 October 2011

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ball-ache: stability rate of change Friday, 14 October 2011

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installation options Friday, 14 October 2011

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installation options build from source Friday, 14 October 2011

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installation options build from source package Friday, 14 October 2011

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installation options build from source package ndistro Friday, 14 October 2011

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installation options build from source package ndistro n Friday, 14 October 2011

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from source Friday, 14 October 2011

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from source clone source from github Friday, 14 October 2011

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from source clone source from github install dependancies Friday, 14 October 2011

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from source clone source from github install dependancies xcode tools Friday, 14 October 2011

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from source clone source from github install dependancies xcode tools configure, make, make install Friday, 14 October 2011

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package Friday, 14 October 2011

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ball-ache: stability rate of change Friday, 14 October 2011

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many versions Friday, 14 October 2011

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many versions many versions many versions many versions many versions Friday, 14 October 2011

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many versions many versions many versions many versions many versions ndistro & n Friday, 14 October 2011

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ndistro Friday, 14 October 2011

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ndistro node distribution toolkit Friday, 14 October 2011

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enables many versions of node Friday, 14 October 2011

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http://github.com/visionmedia/ndistro Friday, 14 October 2011

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http://github.com/visionmedia/ndistro Friday, 14 October 2011

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http://github.com/visionmedia/ndistro Friday, 14 October 2011

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local versions for each project Friday, 14 October 2011

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n Friday, 14 October 2011

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install as a module Friday, 14 October 2011

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ball-ache Friday, 14 October 2011

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ball-ache version stability Friday, 14 October 2011

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ball-ache version stability module stability Friday, 14 October 2011

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installing modules Friday, 14 October 2011

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installing modules npm Friday, 14 October 2011

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installing modules npm node package manager Friday, 14 October 2011

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curl http://npmjs.org/install.sh | sh Friday, 14 October 2011

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$ npm install Friday, 14 October 2011

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$ npm install n Friday, 14 October 2011

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$ npm install [email protected] Friday, 14 October 2011

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$ npm ls Friday, 14 October 2011

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!"# [email protected] $ !"# [email protected] $ $ !"" [email protected] $ $ %"" [email protected] $ !"" [email protected] $ %"" [email protected] !"" [email protected] %"" [email protected] Friday, 14 October 2011

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$ npm update n Friday, 14 October 2011

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$ npm install n Friday, 14 October 2011

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$ npm update npm Friday, 14 October 2011

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n Friday, 14 October 2011

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while ndistro is for virtual environments Friday, 14 October 2011

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while ndistro is for local environments Friday, 14 October 2011

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n gives system wide node versioning Friday, 14 October 2011

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$ n 0.2.6 $ n v0.3.3 Friday, 14 October 2011

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download conﬁgure make install Friday, 14 October 2011

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$ n ls Friday, 14 October 2011

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$ n Friday, 14 October 2011

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0.2.3 0.2.6 --debug 0.3.4 0.3.5 ο 0.4.8 Friday, 14 October 2011

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$ n use 0.4.8 Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world modules & frameworks deploying & hosting comet and beyond Friday, 14 October 2011

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hello world Friday, 14 October 2011

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hello world app.js Friday, 14 October 2011

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$ node app.js Friday, 14 October 2011

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$ ./bin/node app.js Friday, 14 October 2011

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$ n use 0.4.8 app.js Friday, 14 October 2011

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frameworks Friday, 14 October 2011

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frameworks get a little help Friday, 14 October 2011

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frameworks get a little help uri routing Friday, 14 October 2011

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frameworks get a little help uri routing content negotiation Friday, 14 October 2011

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frameworks get a little help uri routing content negotiation templating Friday, 14 October 2011

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frameworks get a little help uri routing content negotiation templating environment conﬁguration Friday, 14 October 2011

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express Friday, 14 October 2011

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express the canonical web development framework Friday, 14 October 2011

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express the canonical web development framework http://expressjs.com Friday, 14 October 2011

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templating Friday, 14 October 2011

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templating many ways to render your response Friday, 14 October 2011

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bootstrapping Friday, 14 October 2011

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bootstrapping quick scaffolding Friday, 14 October 2011

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$ express --template --css --session Friday, 14 October 2011

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$ n use 0.4.8 app.js Friday, 14 October 2011

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deploying Friday, 14 October 2011

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deploying where do I put this thing? Friday, 14 October 2011

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deploying where do I put this thing? self-managed Friday, 14 October 2011

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deploying where do I put this thing? self-managed amazon, linode, slicehost Friday, 14 October 2011

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deploying where do I put this thing? self-managed amazon, linode, slicehost managed Friday, 14 October 2011

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deploying where do I put this thing? self-managed amazon, linode, slicehost managed heroku, no.de Friday, 14 October 2011

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duostack Friday, 14 October 2011

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automated, git-based deployment duostack Friday, 14 October 2011

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automated, git-based deployment install via npm duostack Friday, 14 October 2011

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automated, git-based deployment install via npm manage dependancies via npm duostack Friday, 14 October 2011

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automated, git-based deployment install via npm manage dependancies via npm limited versions of nodejs duostack Friday, 14 October 2011

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hello world server.js Friday, 14 October 2011

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$ git init $ git add $ git commit -m ‘1st commit’ Friday, 14 October 2011

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$ duostack create nodedemo $ git push duostack master Friday, 14 October 2011

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Delta compression using up to 2 threads. Compressing objects: 100% (2/2), done. Writing objects: 100% (3/3), 416 bytes, done. Total 3 (delta 0), reused 0 (delta 0) ==== Duostack deploy received for nodedemo ==== Compiling app... done Compressed size is 4.0KB ==== Launching first instances.... done ==== App successfully deployed to ==== http://nodedemo.duostack.net Friday, 14 October 2011

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self-managed Friday, 14 October 2011

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self-managed amazon, linode, slicehost Friday, 14 October 2011

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deploying Friday, 14 October 2011

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deploying get it there Friday, 14 October 2011

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deploying get it there git Friday, 14 October 2011

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deploying get it there git conﬁgure it Friday, 14 October 2011

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deploying get it there git conﬁgure it install dependencies Friday, 14 October 2011

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deploying get it there git conﬁgure it install dependencies get it up, and keep it up Friday, 14 October 2011

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deploying get it there git conﬁgure it install dependencies get it up, and keep it up upstart Friday, 14 October 2011

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$ git clone project.git $ cd project $ ndistro Friday, 14 October 2011

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ndistro is really just the shell Friday, 14 October 2011

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replicates your environment Friday, 14 October 2011

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keeping it up Friday, 14 October 2011

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$ /etc/init.d/ Friday, 14 October 2011

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http://upstart.ubuntu.com/ Friday, 14 October 2011

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what we’ll look at whaddizit? installation options hello world modules & frameworks deploying & hosting comet and beyond Friday, 14 October 2011

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easy comet requests websockets Friday, 14 October 2011

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comet long-lived http requests Friday, 14 October 2011

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javascript on the client Friday, 14 October 2011

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javascript on the client asks, and listens Friday, 14 October 2011

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javascript on the client asks, and listens asks again, or takes action Friday, 14 October 2011

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websockets more efﬁcient low latency comms Friday, 14 October 2011

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supported in modern browsers Friday, 14 October 2011

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Graceful degradation Friday, 14 October 2011

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WebSocket Adobe Flash Socket Ajax long polling Ajax multipart streaming Forever Iframe JSONP Polling Friday, 14 October 2011