stuff.js

http://blog.coolaj86.com/articles/intro-to-jshint-training-wheels-for-javascript.html
http://blog.coolaj86.com/articles/how-and-why-auto-executing-function.html
https://github.com/FuturesJS/forEachAsync
https://github.com/FuturesJS/FuturesJS/tree/v2.0/join
https://github.com/FuturesJS/FuturesJS/tree/v2.0/lateral

(function () {
  "use strict";

  var net = require('net')
    , client
    ;

  client = net.connect({ port: 3030, host: "10.10.10.106" });

  client.on('connect', function () {
    console.log('client connected');
    client.write('Hello\n');

    process.stdin.resume();
  });

  client.on('data', function (chunk) {
    console.log(chunk.toString('utf8'));
  });

  process.stdin.on('data', function (chunk) {
    client.write(chunk);
  });

}());

(function () {
  "use strict";

  var net = require('net')
    , client
    , host = process.argv[2] || "127.0.0.1"
    , port = process.argv[3] || 3030
    ;

  client = net.connect({ port: port, host: host  });

  client.on('connect', function () {
    console.log('client connected');
    client.write('Hello\n');
  });

  process.stdin.pipe(client);
  client.pipe(process.stdin);
}());

undefined
var obj = { };
undefined
typeof obj;
"object"
obj;
Object {}
var arr = [ ];
undefined
typeof arr;
"object"
Array.isArray(arr);
true
Array.isArray(obj);
false
clear()


undefined
obj = { "foo": "bar" };
Object {foo: "bar"}
Object.keys(obj);
["foo"]
obj = { "foo": "bar", "baz": "corge" };
Object {foo: "bar", baz: "corge"}
obj
Object {foo: "bar", baz: "corge"}
Object.keys(obj);
["foo", "baz"]
obj = {
  "foo": "bar"
, "baz": "corge"
};
Object {foo: "bar", baz: "corge"}
Object.keys(obj);
["foo", "baz"]
obj.grault;
undefined
obj.grault = "garply";
"garply"
obj
Object {foo: "bar", baz: "corge", grault: "garply"}
console.log(obj);
Object {foo: "bar", baz: "corge", grault: "garply"}
undefined
console.log(JSON.stringify(obj));
{"foo":"bar","baz":"corge","grault":"garply"}
undefined
var arr = [1, "2", "three", 4.2];
undefined
arr
[1, "2", "three", 4.2]
obj["foo"];
"bar"
obj.bar;
undefined
obj.foo;
"bar"
obj["foo"];
obj.foo;

"bar"
var key = "foo";
undefined
obj[key];
"bar"
function printPairs(key) {
  console.log(key, obj[key]);
}
undefined
Object.keys(obj).forEach(printPairs);
foo bar
baz corge
grault garply
undefined
obj["0"] = 42;
42
Object.keys(obj).forEach(printPairs);
0 42
foo bar
baz corge
grault garply
undefined
obj[0];
42
obj.0;
SyntaxError: Unexpected number
arr
[1, "2", "three", 4.2]
arr[0]
1
Object.keys(arr).forEach(printPairs);
0 42
1 undefined
2 undefined
3 undefined
undefined
arr[1];
"2"
Object.keys(arr);
["0", "1", "2", "3"