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Workshop Node.js com @ricardobeat e @jcemer
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JavaScript no servidor
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Por que Node.js?
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async
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Javascript
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Módulos
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1. Detecção de eventos 2. Tratamento dos mesmos (tick)
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Concorrência & Escalabilidade
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Realtime
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1m conexões 1 servidor 16GB RAM 40.000 mensagens/s ~70ms http://blog.caustik.com/2012/08/19/node-js-w1m-concurrent-connections
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node_modules
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CommonJS
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Organizando código usando módulos
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Small core many (small) modules
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http://hughsk.github.io/disc/
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Event Emitter
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Event Emitter é usado em todo o core do node.js
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API e módulos nativos
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Streams
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Interface usada para interagir com fluxos de dados assíncronos Baseada em event emitters
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Readable Writable Transform .pipe()
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Utilizada para ler/escrever dados de um arquivo (ou HTTP)
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https://github.com/substack/stream-handbook
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Controle de fluxo https://github.com/caolan/async
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Promises
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Generators
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https://github.com/visionmedia/co
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Coffee break
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Construíndo uma aplicação
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HTTP
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Fonte: Kurose
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google.com GET
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200 OK
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Express.js http://expressjs.com/applications.html
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WebSockets
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Fonte: Kurose
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Socket.io
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Eventos em tempo real
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Backbone
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NoSQL
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npm install mongoose
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npm install redis
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npm install level
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Testes
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Standalone test spies, stubs and mocks for JavaScript.
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Guest talk Rodrigo Krummenauer do Nascimento Desenvolvedor e empresário focado nas startups carddi.mobi e konecty.com
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Build & Deploy
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CoffeeScript
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Linguagem que compila para Javascript
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Deploy
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Obrigado :)