igrigorik

class Canine
  VERSION = '1.3'
  def initialize(&block)
    @commands = Hash.new
    @default = @latest = :commands
    @empty = nil
    @auto = {
      :commands => hash_command("commands","Show a list of commands",Proc.new {
        @commands.each { |cmd| c = cmd[1]
          name = c[:name].to_s

igrigorik

##
# sync api: return values and exceptions

begin
  images = []

  results = RestClient.get('http://google.com/search?q=ruby')
  Hpricot(results).find('a').each{ |link|
    page = RestClient.get(link)
    begin

igrigorik

# async_sinatra_example.ru
require 'sinatra'

# Normally Sinatra::Base expects that the completion of a request is 
# determined by the block exiting, and returning a value for the body.
#
# In an async environment, we want to tell the webserver that we're not going
# to provide a response now, but some time in the future.
#
# The a* methods provide a method for doing this, by informing the server of

igrigorik

EventMachine Notes

Adapted to Markdown format from rom Aman Gupta's gist at: http://gist.github.com/79224

Using:

require 'rubygems'
require 'eventmachine'

EM::run Takes over the Process

igrigorik

##
# sync api: return values and exceptions

begin
  images = []

  results = RestClient.get('http://google.com/search?q=ruby')
  Hpricot(results).find('a').each{ |link|
    page = RestClient.get(link)
    begin

igrigorik

#!/usr/bin/env ruby

require 'rubygems'
require 'mini_magick'

BLANK = 'blank.png'    # 1x1px white png
$text = 'hello, world' # text to write

img = MiniMagick::Image.from_file(BLANK)