cupakromer

FactoryGirl.define do
  factory :user do
    
    email 'myuser@test.com'
    password 'this IS a BAd passowrds1234!!'

    trait :confirmed do
      confirmed_at { Time.now }
      confirmation_token nil
    end

cupakromer

"Words" * 2
# => "WordsWords"

2 * "Words"
# TypeError: String can't be coerced into Fixnum


# Oops what just happened?
# In Ruby, virtually everything is a message to another object.
# Above we would say:

cupakromer

#!/usr/bin/env ruby

# A simply utility to show character counts for each line of input and
# highlight lines longer than 80 characters.
#
# Written as an example for http://jstorimer.com/2011/12/12/writing-ruby-scripts-that-respect-pipelines.html
#
# Examples:
#
# $ hilong Gemfile

cupakromer

#!/usr/bin/env ruby
#
# Little ditty to untar a bunch of mongo bson dumps,
# and then restore them.
#
# Remembers if something was processed before and doesn't
# process it again. (Though mongo will basically due this
# for you 😬)
#
# I'm a bad person and I should feel bad for writing this

cupakromer

Check the Metadata

Say you normally use the great database_cleaner gem. Per the README the standard setup is:

RSpec.configure do |config|

  config.before(:suite) do
    DatabaseCleaner.strategy = :transaction
    DatabaseCleaner.clean_with(:truncation)

cupakromer

cat_with_name() { for i in $* ; do echo ; echo "=== $i ===" ; cat $i ; done }

cupakromer

CHRUBY_VERSION="0.3.8"
RUBIES=()

for dir in "$PREFIX/opt/rubies" "$HOME/.rubies"; do
	[[ -d "$dir" && -n "$(ls -A "$dir")" ]] && RUBIES+=("$dir"/*)
done
unset dir

function chruby_reset()
{

cupakromer

require "benchmark"
require "benchmark/ips"

def arr
  Array.new(1_000, 1)
end

def arr_of_arrs
  Array.new(1_000){ (1..1000).to_a }
end

cupakromer

Command Line Tricks

• !! Repeat Previous Command
• !-1 Repeat Previous Command
• !-2 Repeat 2nd Previous Command
• !ps Execute Previous Command STARTING WITH ps
• !^ First Argument From Previous Command
• !:2 2nd Argument From Previous Command
• !$ Last Argument From Previous Command
• !!:$ Last Argument From Previous Command

cupakromer

Feature: Testing Code Blocks

  In the feature description.

  Only indent to specify code block:

  No indent:

  /a regex/
  a_string = "foo"