Solving second lesson - node


Take a look at these items:

  • What's the difference between const and let?
  • What's the meaning of 'use strict'?

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Solving third lesson

'use strict'; var express = require('express'); var app = express(); app.get('/', function(req, res){     res.send('Hello www world.'); }); var server = app.listen(3000); console.log('Servidor Express iniciado na porta %s', server.address().port);
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