vparihar01

for(var key in objects) {
    var value = objects[key];
}

Object.values = function (obj) {
    var vals = [];
    for( var key in obj ) {
        if ( obj.hasOwnProperty(key) ) {
            vals.push(obj[key]);
        }

tomas-stefano

Capybara Actions

# Anchor
click_link 'Save'

# Button
click_button 'awesome'

# Both above

didats

<select name="nationality">
  <option value="">-- select one --</option>
  <option value="afghan">Afghan</option>
  <option value="albanian">Albanian</option>
  <option value="algerian">Algerian</option>
  <option value="american">American</option>
  <option value="andorran">Andorran</option>
  <option value="angolan">Angolan</option>
  <option value="antiguans">Antiguans</option>
  <option value="argentinean">Argentinean</option>

magicznyleszek

Jekyll & Liquid Cheatsheet

A list of the most common functionalities in Jekyll (Liquid). You can use Jekyll with GitHub Pages, just make sure you are using the proper version.

Running

Running a local server for testing purposes:

iwan

# NOTE below gems are only for development purpose can be removed and commented out as per requirement
group :development do
  gem 'rails-erd','1.0.0'
  gem 'hirb','0.7.0'
  gem 'railroady'
  gem 'itslog','0.6.1'
  gem 'quiet_assets'
  gem 'sextant' # now included in Rails 4.0
end

moertel

# Temporarily redirects STDOUT and STDERR to /dev/null
# but does print exceptions should there occur any.
# Call as:
#   suppress_output { puts 'never printed' }
#
def suppress_output
  original_stderr = $stderr.clone
  original_stdout = $stdout.clone
  $stderr.reopen(File.new('/dev/null', 'w'))
  $stdout.reopen(File.new('/dev/null', 'w'))

a-chernykh

require 'net/http'

def download_net_http(urls, thread_count)
  queue = Queue.new
  urls.map { |url| queue << url }

  threads = thread_count.times.map do
    Thread.new do
      Net::HTTP.start('our-s3-bucket.s3.amazonaws.com', 80) do |http|
        while !queue.empty? && url = queue.pop

mgamini

  defmodule EmailValidator do
  
    # ensure that the email looks valid
    def validate_email(email) when is_binary(email) do
      case Regex.run(~r/^[\w.!#$%&’*+\-\/=?\^`{|}~]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*$/i, email) do
        nil ->
          {:error, "Invalid email"}
        [email] ->
          try do
            Regex.run(~r/(\w+)@([\w.]+)/, email) |> validate_email

eliotsykes

require 'rails_helper'

RSpec.describe TodosController, :type => :controller do

  describe "GET #index" do
  #describe "POST #create" do
  #describe "GET #show" do
  #describe "PATCH #update" do (or PUT #update)
  #describe "DELETE #destroy" do
  #describe "GET #new" do

hofmannsven

SCSS

• Website: http://sass-lang.com/
• Docs: http://sass-lang.com/guide
• Tutorial: https://www.codecademy.com/learn/learn-sass

Global Setup

Install on OS X: sudo gem install sass

CLI Usage

Version info: sass -v