amatsuda

#!/bin/zsh
for b in `git branch -r | grep "^  origin" | cut -c 10- | fgrep -v HEAD | grep -v master`; do
  git checkout -t origin/${b}
done

amatsuda

git :init
git :add => '.'
git :commit => "-m 'Initial commit'"

remove_file 'public/index.html'
git :add => 'public'
git :commit => "-a -m 'rm public/index.html'"

generate :model, 'user name'
generate :model, 'recipe title user:references'

amatsuda

class Hash
  def try(*a, &b)
    if (a.size == 1) && a.first.is_a?(Array) && (a.first.size == 1)
      self.fetch a.first.first
    else
      super
    end
  end
end

amatsuda

SRC_DIR = '/Users/a_matsuda/Music/iTunes/iTunes Media/Music'
TARGET_DIR = '/Users/a_matsuda/Bitcasa/backup/Music/iTunes/iTunes Media/Music'

def cache_is_empty?
  s = `du -s ~/Library/Caches/com.bitcasa.Bitcasa/Data/bks/outgoing | awk '{print $1}'`
  s.to_i.zero?
end

def already_copied?(artist)
  File.exists? "#{TARGET_DIR}/#{artist}"

amatsuda

ruby-1.9.3-p0> Benchmark.ms { 100000.times { 'a-b-c-d-e'.gsub /-/, '_' } }
 => 422.281 
ruby-1.9.3-p0> Benchmark.ms { 100000.times { 'a-b-c-d-e'.gsub '-', '_' } }
 => 471.096

amatsuda

require 'open-uri'

class Http
  def self./(url)
    open("http://#{url}").read
  end
end
class String
  def com
    self + '.com'

amatsuda

# put this function in your .zshrc
function v() {vim ${${=*/:/ +}/:*}}

amatsuda

% rspec spec/models/user_spec.rb
.F.F.

Failures:

  1) User 
     Failure/Error: it { should query :where => {:name => 'bar'} }
       expected [:where] to query {:where=>{:name=>"bar"}}
     # ./spec/models/user_spec.rb:6

amatsuda

require 'tempfile'

t1 = Tempfile.new 'foo.txt'
t2 = t1.dup
t1 = nil
GC.start
p File.exists?(t2.path)
p t2.read

amatsuda

% rails -v
Rails 3.1.0.beta1

% ls app/models
user.rb

% rails g scaffold user name:string -s
      invoke  active_record
      create    db/migrate/20110507060923_create_users.rb
        skip    app/models/user.rb