mistrikushal

if you see an error while installing mysql gem like, 

Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

solution: 

sudo apt-get install mysql-server
sudo apt-get install mysql-client libmysqlclient-dev
sudo apt-get install libmysqld-dev libmysqlclient-dev mysql-client

mistrikushal

# RSpec allows us to test private methods of a model.

for example, 

class User
  def is_active?
    true
  end
  private :is_active?
end