Yevhen Nakonechnyi xab3r

## capybara.md

      
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                xab3r
                / capybara.md
            
            
              Created
              August 7, 2014 16:18
                — forked from steveclarke/capybara.md
            
          
    Capybara

save_and_open_page
Matchers

have_button(locator)

  
## rbenv-howto.md

      
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                xab3r
                / rbenv-howto.md
            
            
              Created
              June 17, 2014 11:30
                — forked from MicahElliott/rbenv-howto.md
            
          
    Setting up and installing rbenv, ruby-build, rubies, rbenv-gemset, and bundler

This guide enables you to install (ruby-build) and use (rbenv)
multiple versions of ruby, isolate project gems (gemsets and/or bundler), and
automatically use appropriate combinations of rubies and gems.
TL;DR Demo

# Ensure system is in ship-shape.

aptitude install git zsh libssl-dev zlib1g-dev libreadline-dev libyaml-dev

  
## gist:7356fbf78d748247fde8
# Simple JOIN
User.joins(:account)  # User -> Account
# Will produce
# SELECT `users`.* FROM `users` INNER JOIN `accounts` ON `accounts`.`user_id` = `users`.`id`

# Complicated JOIN
Trait.joins(:user => :account)  # Trait -> User -> Account
# Will produce
# SELECT `traits`.* FROM `traits` INNER JOIN `users` ON `users`.`id` = `traits`.`user_id` INNER JOIN `accounts` ON `accounts`.`user_id` = `users`.`id`
	# Simple JOIN
	User.joins(:account) # User -> Account
	# Will produce
	# SELECT `users`.* FROM `users` INNER JOIN `accounts` ON `accounts`.`user_id` = `users`.`id`

	# Complicated JOIN
	Trait.joins(:user => :account) # Trait -> User -> Account
	# Will produce
	# SELECT `traits`.* FROM `traits` INNER JOIN `users` ON `users`.`id` = `traits`.`user_id` INNER JOIN `accounts` ON `accounts`.`user_id` = `users`.`id`