NodeJS Snippits

basic net socket server

var net = require('net');

var server = net.createServer(function (socket) {
  socket.write('Echo server\r\n');
  socket.pipe(socket);
});

server.listen(1337, '127.0.0.1');

basic-file-io

> var fs = require('fs');
undefined
> fs.openSync('test.txt', 'w');
3
> fs.writeSync(3,'Hello World!');
12
> contents = fs.readFileSync('test.txt', 'utf8');
'Hello World!'

basic-http-server

var http = require('http');
http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.end('Hello World\n');
}).listen(1337, '127.0.0.1');
console.log('Server running at http://127.0.0.1:1337/');