SingularityMatrix

defaults delete ~/Library/Preferences/com.teamviewer.teamviewer9.plist
defaults delete ~/Library/Preferences/com.teamviewer.teamviewer9.Machine.plist
sudo defaults delete /Library/Preferences/com.teamviewer.teamviewer9.plist
rm -f ~/Library/Preferences/com.teamviewer.teamviewer9.plist
rm -f ~/Library/Preferences/com.teamviewer.teamviewer9.Machine.plist
sudo rm -f /Library/Preferences/com.teamviewer.teamviewer9.plist

SingularityMatrix

=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

SingularityMatrix

#Model 

@user.should have(1).error_on(:username) # Checks whether there is an error in username 
@user.errors[:username].should include("can't be blank")  # check for the error message 

#Rendering
response.should render_template(:index)

#Redirecting 
response.should redirect_to(movies_path)

SingularityMatrix

#Model 

@user.should have(1).error_on(:username) # Checks whether there is an error in username 
@user.errors[:username].should include("can't be blank")  # check for the error message 

#Rendering
response.should render_template(:index)

#Redirecting 
response.should redirect_to(movies_path)

SingularityMatrix

require 'singleton'
class User
    include singleton
end

>> User.instance
=> #<User:0x007fe75492fea8>
>> User.instance
=> #<User:0x007fe75492fea8>

SingularityMatrix

class User
    def self.new(accesscode)
        @cache ||= {}
        @cache[accesscode] ||= super(accesscode)
    end

    def initialize(accesscode)
        @accesscode = accesscode
    end
end

SingularityMatrix

How many servings should I eat per day?

• Fruit = 1-2 servings
• Animal protein = 4 - 6 servings
• Healthy fats = 5 - 9 servings
• Healthy vegetables = 6 - 11 servings

How should I allocate my calories per day?

• Healthy fats = 50%

SingularityMatrix

require 'barby'
require 'barby/barcode/code_128'
require 'barby/outputter/png_outputter'
require 'mini_magick'
require 'benchmark'
 
 # Build a sample barcode
def build_barcode(prod, supplier_code, batch_no)
  bar_code = prod + "-" + supplier_code + "-"+ batch_no
  bar_code_image = bar_code.delete("/") # Clear all /'s in the code if any ..

SingularityMatrix

# app/controllers/api/v1/stockins_controller.rb
module Api
  module V1
    class StockinsController <  ActionController::Base
      before_filter :restrict_access
      respond_to :json
      
      def index
        respond_with Stockin.all
      end

SingularityMatrix

# To be written