philm

city = 'San Francisco'
state = 'CA'
[city, state].compact * ', '
# => 'San Francisco, CA'

city = nil
state = 'CA'
[city, state].compact * ', '
# => 'CA'

philm

Rack::Utils.parse_nested_query("foo=bar&ale=good").symbolize_keys
# => {:ale=>"good", :foo=>"bar"}

# Compared to CGI.parse approach:
CGI.parse("foo=bar&ale=good").symbolize_keys
# => {:ale=>["good"], :foo=>["bar"]}

philm

class TelapiResponsesController < ApplicationController
  skip_before_filter :verify_authenticity_token

  def show
    xml = Telapi::InboundXml.new do
      Say('Hi there', :loop => 3, :voice => 'man')
      Say('Hello, my name is Sally.', :voice => 'woman')
      Say('Now I will not stop talking.', :loop => 0)
    end

philm

# config/initializers/mail.rb
ActionMailer::Base.register_interceptor(MailInterceptor) if Rails.env.staging?

philm

require 'rubygems'

ENV["RAILS_ENV"] ||= 'test'
require File.expand_path("../../config/environment", __FILE__)
require 'rspec/rails'
require 'capybara/rspec'
require 'capybara/rails'
require 'database_cleaner'
require 'email_spec'
# uncomment if you're using Sidekiq

philm

# RSpec matcher to spec delegations.
#
# Usage:
#
#     describe Post do
#       it { should delegate(:name).to(:author).with_prefix } # post.author_name
#       it { should delegate(:month).to(:created_at) }
#       it { should delegate(:year).to(:created_at) }
#     end
RSpec::Matchers.define :delegate do |method|

philm

FROM atlashealth/ruby:2.1.2

ENV DEBIAN_FRONTEND noninteractive

# Install any dependencies needed by Rails
RUN apt-get update -q && \
    apt-get install -qy curl libpq-dev libqt4-dev xvfb imagemagick --no-install-recommends && \
    
    # install Node for asset minification
    curl -sL https://deb.nodesource.com/setup | bash - && \

philm

# For use case and usage notes, see https://coderwall.com/p/wvsndw/directory-specific-bash-aliases

function on_leave_dir() {
  if [ -e .aliases ]; then
    export OLD_ALIAS_DIR="$PWD"
  fi
}

function on_enter_dir() {
  if [ -n "$OLD_ALIAS_DIR" ] && ! is_subdirectory "$PWD" "$OLD_ALIAS_DIR" ; then

philm

When you need to simulate processor load...

Single core

cat /dev/zero > /dev/null

Multiple cores (1 2 3 4 - change as needed)

for i in 1 2 3 4; do while : ; do : ; done & done

philm

docker volume ls | cut -d' ' -f16 | xargs docker volume rm