bantic

irb(main):001:0> require 'serialport'
=> true
irb(main):002:0> port_str = "/dev/tty.usbserial-A6007bRb"
=> "/dev/tty.usbserial-A6007bRb"
irb(main):003:0> baud_rate = 2400
=> 2400
irb(main):004:0> data_bits=8
=> 8
irb(main):005:0> stop_bits=1
=> 1

bantic

>> n = 50_000
=> 50000
>> Benchmark.bm do |x|
?> x.report { n.times do; "abc".concat(35); end}
>> x.report { n.times do; "abc" + 35.to_s; end}
>> end
      user     system      total        real
  0.020000   0.000000   0.020000 (  0.023788)
  0.140000   0.000000   0.140000 (  0.132843)

bantic

>> require 'rubygems'
=> false
>> require 'benchmark'
=> false
>> require 'yaml'
=> false
>> Benchmark.bmbm do |x|
?> x.report("yaml") { 100_000.times do ; ary = [1,2,3,4,5]; YAML.load(ary.to_yaml); end}
>> x.report("marshal") {100_000.times do ; ary = [1,2,3,4,5]; Marshal.load(Marshal.dump(ary)); end}
>> end

bantic

#!/usr/bin/env ruby
#
# queue_writer.rb
#
# $ ruby queue_writer.rb test_queue test_message
# puts 100 messages on the queue called test_queue

require 'rubygems'
require 'mq'

bantic

#!/usr/bin/env ruby
#

require 'rubygems'
require 'mq'

AMQP.start{ 
  i = 0
  10.times do
    i += 1

bantic

#!/usr/bin/env ruby

github_dirs = [
  "/Users/cory/Library/Application Support/Cultured Code",
  "/Users/cory/Downloads/moinmoin-wiki-db"
]

github_dirs.each do |dir|
  puts "Syncing #{dir}"
  Dir.chdir(dir)

bantic

Deploying a Rails App with EC2 + S3 + Ubuntu
============================================

Create EC2 Instance
-------------------

    create new instance ami-bf5eb9d6 [http://alestic.com/](http://alestic.com/)
    create new elastic ip
    attach elastic ip to instance
    point dns to elastic ip

bantic

cfour-2:~ cory$ scala Royalty
-----------------------------------------
| X |   |   |   |   |   |   |   |   |   |
-----------------------------------------
|   |   | X |   |   |   |   |   |   |   |
-----------------------------------------
|   |   |   |   |   | X |   |   |   |   |
-----------------------------------------
|   |   |   |   |   |   |   | X |   |   |
-----------------------------------------

bantic

require 'rubygems'
require 'twitter'
require 'sequel'

DB = Sequel.connect("sqlite://twits.db")
TWITTER = Twitter::Client.new

if !DB.tables.include?(:twits)
  puts "Creating db table :twits"
  DB.create_table(:twits) do

bantic

require 'rubygems'
require 'twitter'
require 'sequel'

DB = Sequel.connect("sqlite://twits.db")
TWITTER = Twitter::Client.new

if !DB.tables.include?(:twits)
  puts "Creating db table :twits"
  DB.create_table(:twits) do