adamwiggins

$ bin/foreman export myapp example/Procfile inittab
# ----- foreman myapp processes -----
R1:4:respawn:/bin/su - myapp -c './never_die >> log/neverdie.log 2>&1'
R2:4:respawn:/bin/su - myapp -c './die_alot >> log/diealot.log 2>&1'
R3:4:respawn:/bin/su - myapp -c './error >> log/error.log 2>&1'
# ----- end foreman myapp processes -----

adamwiggins

require 'memcache'

CACHE = Memcache.new(:servers => [ 'localhost:11211' ], :namespace => 'test')

def lock(name, secs=60, &block)
	return !! CACHE.add("lock:#{name}", '1', secs)
end

def unlock(name)
	CACHE.delete("lock:#{name}")

adamwiggins

module Semaphore
	extend self

	def lock(lock_number)
		hold(lock_number)
		yield
	ensure
		release(lock_number)
	end

adamwiggins

bigstring = ""
for (var i = 0; i < 1000; i++)
	bigstring += " " + i

require('sys').puts(bigstring);

adamwiggins

   # Using PTY instead of IO.popen, see answer:
   # http://stackoverflow.com/questions/1154846/continuously-read-from-stdout-of-external-process-in-ruby
   def spawn_command(command)
      begin
         PTY.spawn(command) do |stdin, stdout, pid|
            Process.wait(pid)
            begin
               stdin.each { |line| message "       #{line}" }
            rescue Errno::EIO
               # child process stopped giving input

adamwiggins

require 'sinatra'
require 'json'

class Pgdump
	attr_reader :name

	def initialize
		@name = "dump-#{rand(99999)}"
		@step = 0
	end

adamwiggins

UnitTest.begin("Buffer")

UnitTest.test("text", function() {
	var input = "1\n2\n3\n"
	buf = new Buffer(input)
	assertEqual(input, buf.text())
})

UnitTest.test("insert", function() {
	buf = new Buffer('def')

adamwiggins

require "sinatra"

get "/" do
  erb :index
end

adamwiggins

require 'restclient'
require 'json'

hash = JSON.parse RestClient.get('http://json-test.heroku.com/', :accept => :json)

if hash['hello'] != 'world'
  puts "Failed"
  exit 1
end

adamwiggins

config = URI.parse(ENV['MONGO_URL'] || 'mongodb://localhost:27017/thedb')

MongoMapper.connection = Mongo::Connection.new(config.host, config.port)
MongoMapper.database = config.path.gsub(/^\//, '')
MongoMapper.database.authenticate(config.user, config.password) if config.user