takaheraw

var http = require('http')
http.createServer(function(req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.end('Hello World\n');
}).listen(1337, '192.168.11.14');
console.log('Server running at http://192.168.11.14:1337/');

takaheraw

var count = 0;
module.exports = {
  say: function(name){
    count++;
    console.log('Hello ' + name);
  },

  getCount: function(){
    return count;
  },

takaheraw

if(require.main === module){
  console.log(__filename);
}

if(!module.parent){
  console.log(__filename);
}

takaheraw

var events = require('events');
var util = require('util');
function AsyncEmitter(){
  var self = this;
  process.nextTick(function(){
    self.emit('bar');
  });
}
util.inherits(AsyncEmitter, events.EventEmitter);
var foo = new AsyncEmitter();

takaheraw

var events = require('events');
var util = require('util');
function AsyncCB(cb){
  if(cb){
    process.nextTick(function(){
      cb();
    });
  }
}
util.inherits(AsyncCB, events.EventEmitter);

takaheraw

var path = require('path'),
    fs = require('fs');

var filepath = path.join(__dirname, 'test.txt');

var readStream = fs.createReadStream(filepath, {bufferSize:4});
readStream.setEncoding('utf8');
readStream.on('data', function(data){
  console.log(data);
});

takaheraw

var path = require('path'),
    fs = require('fs');

var filepath = path.join(__dirname, 'write.txt');
var writeStream = fs.createWriteStream(filepath);

writeStream.write('Hello World!');
writeStream.end();

writeStream.on('error', function(err){

takaheraw

var path = require('path'),
    fs = require('fs');

var outputFilePath = path.join(__dirname, 'write.txt');
var writeStream = fs.createWriteStream(outputFilePath);

var inputFilePath = path.join(__dirname, 'test.txt');
var readStream = fs.createReadStream(inputFilePath);

writeStream.on('error', function(err){

takaheraw

var path = require('path'),
    fs = require('fs');

var outputFilePath = path.join(__dirname, 'write.txt');
var writeStream = fs.createWriteStream(outputFilePath);

var inputFilePath = path.join(__dirname, 'test.txt');
var readStream = fs.createReadStream(inputFilePath);

writeStream.on('pipe', function(){

takaheraw

var net = require('net');
var readline = require('readline');

var server = net.createServer();
server.maxConnections = 3;

function Client(socket){
  this.socket = socket;
}