superfeedr

require 'rubygems'
require 'simplegeo' # gem install sg-ruby
require 'nokogiri' # gem install nokogiri
require 'typhoeus' # gem install typhoeus
require 'sinatra' # gem install sinatra

##
# About:
# This little script, sacca.rb allows you to save a gowalla user's checkins to a layer on SimpleGeo. 
# it's using PubSubHubbub (Gowalla's hub is at http://hub.gowalla.com/) to subscribe to the Atom feed 

karmi

# Rake task to launch multiple Resque workers in development/production with simple management included

require 'resque/tasks'    # Require Resque tasks

namespace :workers do

  # = $ rake workers:start
  #
  # Launch multiple Resque workers with the Rails environment loaded,
  # so they have access to your models, etc.

lusis

# Create 4 volumes and attach them to hdb
%w[sdi sdj sdk sdl].each do |dev|
  volume = AWS.volumes.new :device => "/dev/#{dev}", :size => 5, :availability_zone => hdb.availability_zone
  volume.server = hdb
  volume.save
end

andruby

after "deploy:symlink", "deploy:restart_workers"

##
# Rake helper task.
# http://pastie.org/255489
# http://geminstallthat.wordpress.com/2008/01/27/rake-tasks-through-capistrano/
# http://ananelson.com/said/on/2007/12/30/remote-rake-tasks-with-capistrano/
def run_remote_rake(rake_cmd)
  rake_args = ENV['RAKE_ARGS'].to_s.split(',')
  cmd = "cd #{fetch(:latest_release)} && #{fetch(:rake, "rake")} RAILS_ENV=#{fetch(:rails_env, "production")} #{rake_cmd}"

yuya-takeyama

module BinaryTree
  class Node
    attr_reader :word, :count, :left, :right

    include Enumerable

    def initialize(word)
      @word, @count = word, 1
    end

nathansmith

preferred_syntax = :sass
http_path = '/'
css_dir = 'assets/stylesheets'
sass_dir = 'assets/sass'
images_dir = 'assets/images'
javascripts_dir = 'assets/javascripts'
relative_assets = true
line_comments = true
# output_style = :compressed

jeffreyiacono

module Avatarable
  extend ActiveSupport::Concern

  GRAVATAR_IMAGE_BASE_URL     = 'http://www.gravatar.com/avatar/'
  GRAVATAR_IMAGE_DEFAULT_SIZE = '32'
  DEFAULT_URL                 = 'http://your-awesome-domain.com/images/your-awesome-default-image.png'

  # Avatarable assumes the class (or other module) that includes this module has an email attribute
  # if the email attribute is named something other than email, use alias_attribute to map it to email
  # alias_attribute :email, :your_email_attribute

nazgob

# you have ctags but it does not work...
$ ctags -R --exclude=.git --exclude=log *
ctags: illegal option -- R
usage: ctags [-BFadtuwvx] [-f tagsfile] file ...

#you need to get new ctags, i recommend homebrew but anything will work
$ brew install ctags

#alias ctags if you used homebrew
$ alias ctags="`brew --prefix`/bin/ctags"

rgreenjr

-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query 
FROM pg_stat_activity 
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' 
ORDER BY query_start desc;

-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query 
FROM pg_stat_activity 
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' 

linjunpop

Deploy Rails 4 app with Dokku on DigitalOcean

Install dokku

First create a Ubuntu 13.04 x64 droplet on DigitalOcean Control Panel

Then ssh with root account, run this in termianl:

$ wget -qO- https://raw.github.com/progrium/dokku/master/bootstrap.sh | sudo bash