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# First install libxslt and libxml2 using Homebrew

brew install libxslt
brew install libxml2

# Now rebuild nokogiri with these new libs (make sure to update version numbers if your homebrew installed a different version)

gem install nokogiri -- --with-xml2-include=/usr/local/Cellar/libxml2/2.7.8/include --with-xml2-lib=/usr/local/Cellar/libxml2/2.7.8/lib --with-xslt-dir=/usr/local/Cellar/libxslt/1.1.26/

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OmniAuth.config.on_failure  = -> env do
  env[ActionDispatch::Flash::KEY] ||= ActionDispatch::Flash::FlashHash.new
  env[ActionDispatch::Flash::KEY][:error] = "Either your email or password was not recognised. Please try again." 
  SessionsController.action(:new).call(env) #call whatever controller/action that displays your signup form
end

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<div class="field">
  <%= label_tag :conditions %><br>
  <%= check_box_tag :conditions %>
</div>

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class Identity < OmniAuth::Identity::Models::ActiveRecord
  ...

  validates :conditions, acceptance: true, allow_nil: false, on: :create
  attr_accessor :conditions

  ...
end

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Rails.application.config.middleware.use OmniAuth::Builder do
  provider :identity, fields: [:email, :conditions]
end

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git mv readme.md readme.md.temp
git mv readme.md.temp README.md

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def namedObjectsNear(lat: Double, long: Double): Seq[Venue] = {
  def call(lat: Double, long: Double, distances: List[Int]): Seq[Venue] = {
    var res = List[Venue]()
    var remainingDistances = distances
    while (distance.tail.size != 0 && res.size <= 20) 
      res = API.getResults(lat, long, distance)
      remainingDistances = remainingDistances.tail
      
    res
  }

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RSpec.configure do |config|
  config.after(:all) do
    # do something
  end
end

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require 'bloomfilter'

bf = BloomFilter.new({ 'bits' => 0xff, 'salts' => %w(z A) })

bf.add("foo")

bf.test("foo") 
#=> true

bf.to_json

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stage { 'preinstall':
  before => Stage['main']
}

class apt_get_update {
  exec { 'apt-get -y update': }
}

class { 'apt_get_update':
  stage => preinstall