namor

//@version=4
study(title="CTO Line", shorttitle="CTO", overlay=true, resolution="")
smma(src, length) =>
    smma = 0.0
    smma := na(smma[1]) ? sma(src, length) : (smma[1] * (length - 1) + src) / length
    smma
v1 = smma(hl2, 15)
m1 = smma(hl2, 19)
m2 = smma(hl2, 25)
v2 = smma(hl2, 29)

namor

def screenshot
  require 'capybara/util/save_and_open_page'
  now = Time.now
  p = "/#{now.strftime('%Y-%m-%d-%H-%M-%S')}-#{rand}"
  Capybara.save_page body, "#{p}.html"
  path = Rails.root.join("#{Capybara.save_and_open_page_path}" "#{p}.png").to_s
  page.driver.render path
  Launchy.open path
end

namor

brew install --HEAD rbenv
brew install --HEAD ruby-build
brew install --HEAD https://raw.github.com/jasoncodes/homebrew/rbenv-vars/Library/Formula/rbenv-vars.rb # https://github.com/mxcl/homebrew/pull/7891
brew install readline
brew install ctags
echo 'eval "$(rbenv init -)"' >> ~/.bash_profile
echo 'gem() { rbenv exec gem "$@" && rbenv rehash && hash -r; }' >> ~/.bash_profile
exec
CONFIGURE_OPTS="--with-readline-dir=$(brew --prefix readline)" rbenv install 1.9.2-p290
rbenv global 1.9.2-p290