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How Node.js Will Change Your Team

Jeff Dickey, CLI Developer at Heroku, @dickeyxxx

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Heroku

• Host apps without servers

• Works great with Node apps

• No vendor lock-in

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My Book!

• Write Modern Apps with the MEAN Stack

• MongoDB, Express, AngularJS and Node.js

• Project-based

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Agenda

• What Node is

• What makes Node different

• How Node changes engineering teams

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Node is a tool to run JavaScript code

from a command line or server.

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What can Node be used for?

• Web applications

• Mobile backends

• Command-line applications

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What makes Node better?

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Node has reinvented the way we create websites. Developers build critical functionality in days, not weeks.– Michael Yormark, WSJD

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Share code between the client and server!

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Share code between the client and server!

…not really

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Node is UNIX

• Lightweight applications/services that work together

• Text streams over complex data formats

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Node is UNIX

• Lightweight applications/services that work together

• Text streams over complex data formats

• Works on Windows thanks to v8 and Microsoft’s money

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Node is fast – but that doesn’t

really matter

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Typical Blocking Web Server

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Evented Node (async)

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Evented Node (async)

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Node has allowed us to build a global, real-time logistics system without having to think twice about locking or concurrency issues.— Curtis Chambers, Uber

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Realtime is Simple

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Rich Hickey – Simple Made Easy

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Massive amount of free code

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Downsides of Node

• JavaScript isn’t everyone’s favorite language

• Continuation-passing style can be tricky to trace

• CPU intensive apps require forethought

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How does Node change teams?

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No More Big Rewrite!!

• In fact, constant discarding

• Short shelf life leads to experimentation not maintenance

• 10x developers are those writing new features

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Top Talent Loves Node.js

• Smart developers like to work on new platforms

• Great developers want to shape community, not just be a member

• Internal open source culture

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Why go to Facebook and do PHP when you can go to PayPal and do Node.js?– Bill Scott, PayPal

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Learn more

• Bill Scott of PayPal — product

• Eran Hammer of Walmart — technical

• nodeschool.io

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How Node.js Will Change Your Team

Jeff Dickey, CLI Developer at Heroku, @dickeyxxx