brendano

# Written by Brendan O'Connor, brenocon@gmail.com, www.anyall.org
#  * Originally written Aug. 2005
#  * Posted to gist.github.com/16173 on Oct. 2008

#   Copyright (c) 2003-2006 Open Source Applications Foundation
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#

hallettj

// It is important to declare your variables.

(function() {
    var foo = 'Hello, world!';
    print(foo);  //=> Hello, world!
})();

// Because if you don't, the become global variables.

(function() {

dbainbridge

/**
 * Module dependencies.
 */

var express = require('express')
  , routes = require('./routes')
  , http = require('http');

var app = express();
var server = app.listen(3000);

yankov

require 'rubygems'
require 'redis'
require 'redis/distributed'

r = Redis::Distributed.new %w[redis://host1:6379 redis://host2:6379]

# show node for key "foo"
p r.node_for("foo")

# set the value of "foo"

domenic

Node.js core does its best to treat every platform equally. Even if most Node developers use OS X day to day, some use Windows, and most everyone deploys to Linux or Solaris. So it's important to keep your code portable between platforms, whether you're writing a library or an application.

Predictably, most cross-platform issues come from Windows. Things just work differently there! But if you're careful, and follow some simple best practices, your code can run just as well on Windows systems.

Paths and URLs

On Windows, paths are constructed with backslashes instead of forward slashes. So if you do your directory manipulation

alexbevi

# Git pre-commit hook to check all staged Ruby (*.rb/haml/coffee) files 
# for Pry binding references
#
# Installation
#
#   ln -s /path/to/pre-commit.sh /path/to/project/.git/hooks/pre-commit
#
# Based on 
#
#   http://codeinthehole.com/writing/tips-for-using-a-git-pre-commit-hook/

AvnerCohen

Node.js - npm Cheat Sheet

(Full description and list of commands at - https://npmjs.org/doc/index.html)

List of less common (however useful) NPM commands

Prepand ./bin to your $PATH

Make sure to export your local $PATH and prepand relative ./node_modules/.bin/:

antonio

#!/bin/sh

date=$1

for branch in $(git branch -a | sed 's/^\s*//' | sed 's/^remotes\///' | grep -v 'master$'); do
  if [[ "$(git log $branch --since $date | wc -l)" -eq 0 ]]; then
    if [[ "$branch" =~ "origin/" ]]; then
      local_branch_name=$(echo "$branch" | sed 's/^origin\///')
      if [[ "$DRY_RUN" -eq 1 ]]; then
        echo "git push origin :$local_branch_name"

colinsurprenant

EC2/Ubuntu OpenVPN server config

• open UDP port 1194 using EC2 security groups

sudo apt-get install openvpn
sudo openvpn —genkey —secret /etc/openvpn/openvpn-key.txt
sudo modprobe iptable_nat
echo 1 | sudo tee /proc/sys/net/ipv4/ip_forward
sudo iptables -t nat -A POSTROUTING -s 10.8.0.1/2 -o eth0 -j MASQUERADE

ixti

rs.slaveOk();

db.getCollectionNames().forEach(function(coll) {
  db[coll].getIndexes().forEach(function(index) {
    if ("_id_" !== index.name) {
      print("db." + coll + ".ensureIndex(" + tojson(index.key) + ")");
    }
  });
});