Getting Started with Node.JS with Derek Watson
description
Transcript of Getting Started with Node.JS with Derek Watson
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Intro to Node.js Derek Watson
Mar 29, 2014
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Story time!
JavaScript
Pretty cool language #javascript
The Working Group
Software shop @twg
Derek Watson
Developer guy @dcwca
and me
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what is it good for?
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What is it good for?
• JSON APIs
#twg@twg
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What is it good for?
• JSON APIs
• Network servers
#twg@twg
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What is it good for?
• JSON APIs
• Network servers
• Realtime applications
#twg@twg
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!
MODULES
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everything is a module
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Modules everywhere
• Your app code is written as modules
• Libraries you use are modules
• Your whole app is one big module
#twg@twg
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doge.js: An example module
#twg@twg
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doge.js
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program.js
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Try it out!
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“The main thing that distinguishes legacy code is a lack of tests.”
- Michael Feathers
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test/doge.js
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test/doge.js
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test/doge.js
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server.js
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server.js
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Try it out!
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server.js
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package.json
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Module Learnings
• Write some code
• Export: module.exports = { say: say }
• Import: var doge = require(‘../doge’)
• Write some tests
• Compose modules into apps
• The outside world: package.json
#twg@twg
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NODE.JS API
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QUALITY: • Very well documented • Almost completely stable • Moving towards 1.0
!QUANTITY:
• As small as possible • You can learn it in a day or two
Core API
#twg@twg
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NODE PACKAGE MANAGER
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65,000 packages
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But which packages are good?
• Learn to sniff out the quality
• Read npm’s Most Starred, Most Required
• Build your own bag of tricks
#twg@twg
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express, restify jade, stylus
mongoose, sequelize async, q
ws, primus mocha, chai
yargs bunyan forever
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“It’s not what you know, it’s who you know”
- Abraham Lincoln
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substack
caolanbriancv1feross
tjholowaychuk isaacs henrikjoreteg
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Node.js is General-Purpose
• Conventional web apps
#twg@twg
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Node.js is General-Purpose
• Conventional web apps
• Realtime web apps
#twg@twg
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Node.js is General-Purpose
• Conventional web apps
• Realtime web apps
• Cross-platform desktop apps
#twg@twg
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Node.js is General-Purpose
• Conventional web apps
• Realtime web apps
• Cross-platform desktop apps
• Network servers
#twg@twg
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CONTROL ROBOTS
#twg@twg
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Inclusive, friendly people who are open to learning and teaching
!Toronto Node.JS Meetup
Currently hosted at the TWG studio !
Amazing conferences Such as this one! And many others
Vibrant Community
#twg@twg
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#twg@twg
NodeUp Podcast - Team Episodes
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#twg@twg
Node.js Low barrier to entry
Simple
Powerful
BE EXCITEDbe, be excited
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Thank You.