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def create
  begin
    n = Mikolaj.create_from_text(params[:s])
    
    respond_to |format|
     format.html { redirect_to mikolajs_path, notice: "Dodano #{n} mikolajow" }
     format.json { render json: mikolajs_path, status: :created, location: mikolajs_path }
    end
  rescue ActiveRecord::RecordInvalid
    render :new

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class Post
  def comment=(val)
    comment = val
    self.comment
  end
end

comment = Post.new
comment.comment = 'My Comment'

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class Product < ActiveRecord::Base
  include HstoreAccessor
  hstore_accessor :data, :price, :weight
end

p = Product.new

p.price = '$45'
p.price #=> $45

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class Product < ActiveRecord::Base
  [:price, :weight].each do |e|
    define_method e do
      data && data[e.to_s]
    end

    define_method :"#{e}=" do |val|
      self.data = (data || {}).merge(e => val)
    end
  end

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class Product < ActiveRecord::Base
  def price
    data && data['price']
  end

  def price=(val)
    self.data = (data || {}).merge(price: val)
  end

  def weight

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module HstoreAccessor
  extend ActiveSupport::Concern

  module ClassMethods
    # Define accessors method for HStore field
    #
    # @param [Symbol] hstore name of HStore field
    # @param [Array] fields list of accessors methods to define
    def hstore_accessor(hstore, *fields)
      fields.each do |field|

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$ cd ~/Library/Preferences/RubyMine40/colors
$ wget https://raw.github.com/gist/2011486/TommorowNight.xml

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<?xml version="1.0" encoding="UTF-8"?>
<scheme name="Tomorrow Night" version="1" parent_scheme="Default">
  <option name="LINE_SPACING" value="1.0" />
  <option name="EDITOR_FONT_SIZE" value="12" />
  <option name="CONSOLE_FONT_NAME" value="Monospaced" />
  <option name="EDITOR_FONT_NAME" value="Menlo" />
  <colors>
    <option name="ADDED_LINES_COLOR" value="c5c8c6" />
    <option name="ANNOTATIONS_COLOR" value="ffffff" />
    <option name="ANNOTATIONS_MERGED_COLOR" value="ffffff" />

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  * executing `bundle:install'
  * executing "ls -x /home/prima/www/prima-rewal/releases"
    servers: ["prima.megiteam.pl"]
    [prima.megiteam.pl] executing command
    [prima.megiteam.pl] sh -c 'ls -x /home/prima/www/prima-rewal/releases'
    command finished in 542ms
  * executing "cd /home/prima/www/prima-rewal/releases/20120305212839 && bundle install --gemfile /home/prima/www/prima-rewal/releases/20120305212839/Gemfile --path /home/prima/www/prima-rewal/shared/bundle --deployment --quiet --without development test"
    servers: ["prima.megiteam.pl"]
    [prima.megiteam.pl] executing command
    [prima.megiteam.pl] sh -c 'cd /home/prima/www/prima-rewal/releases/20120305212839 && bundle install --gemfile /home/prima/www/prima-rewal/releases/20120305212839/Gemfile --path /home/prima/www/prima-rewal/shared/bundle --deployment --quiet --without development test'

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prima@vk1062:~$ gem list | grep v8
libv8 (3.3.10.4 x86_64-linux)
prima@vk1062:~$ gem list | grep therubyracer
prima@vk1062:~$ gem install therubyracer
Building native extensions.  This could take a while...
ERROR:  Error installing therubyracer:
	ERROR: Failed to build gem native extension.

/usr/local/ruby-1.9/bin/ruby extconf.rb
creating Makefile