gkop

class Node
  attr_accessor :value, :next_node, :previous_node

  def initialize(value, next_node, previous_node)
    @value = value
    @next_node = next_node
    @previous_node = previous_node
  end
end

gkop

class Node
  attr_accessor :value, :next_node, :previous_node

  def initialize(value, next_node, previous_node)
    @value = value
    @next_node = next_node
    @previous_node = previous_node
  end
end

gkop

require "net/http"
require "uri"

module Net
  class HTTP
    alias old_initialize initialize

    def initialize(*args)
      old_initialize(*args)
      @open_timeout = @read_timeout = 1     # 1 second

gkop

#!/usr/bin/env ruby
# Usage: 
#  $ curl http://date.jsontest.com | ./debug_json.rb

r = $stdin.dup
input = r.read
$stdin.reopen("/dev/tty")
require 'json'
require 'recursive-open-struct'
require 'awesome_print'

gkop

class Dog
  age: ->
    @human_age * 7.002

my_dog = new Dog() 
my_dog.human_age = 4.5
my_dog.name = "Stewie"
my_dog.greeting = ->
  "Woof! I'm #{this.name}"

gkop

# assumes UserAgent gem is available
# https://rubygems.org/gems/useragent

class ApplicationController < ActionController::Base

  # blacklist recognized browser with lower versions than those below
  Browser = Struct.new(:browser, :version)
  BROWSERS = [
    Browser.new("Chrome", "3.0"),
    Browser.new("Firefox", "3.0"),

gkop

Tweaks to ElasticBeanstalk's default Ruby AMI to install gems locally to application

in /opt/elasticbeanstalk/hooks/appdeploy/pre/11_asset_compilation.sh

Replace bundle with bundle exec at line 13

---

in /opt/elasticbeanstalk/hooks/appdeploy/pre/10_bundle_install.sh

gkop

source 'https://rubygems.org'

# bundle from git and the ext/ directory in the gem is not found in the require path
gem 'rbtagger', :git => "git://github.com/taf2/rb-brill-tagger.git"

# bundling from rubygems or local path works, however
# gem 'rbtagger'
# or
# gem 'rbtagger', :path => "~/play/rb-brill-tagger"

gkop

require 'benchmark'

array = (0..10000000).to_a

benchmark = Benchmark.bm(10) do |x|
  x.report("Ruby 2.0:   ") do
    100000.times { array.bsearch { |e| 7777777 <=> e } }
  end
  require 'bsearch'
  x.report("bsearch gem:") do

gkop

Rails 4 New Features

Noisebridge Ruby and Rails Class

2013-01-08

Gabe Kopley

gabe@railsschool.org