tpitale

# http://www.ruby-doc.org/core-1.9.3/Hash.html#method-i-default_proc-3D

h = Hash.new {|hash, key| hash[key] = Hash.new(&hash.default_proc)}
h[:foo][:bar][:baz][:bat] = "hello"
p h
#=> {:foo=>{:bar=>{:baz=>{:bat=>"hello"}}}}

pepelsbey

@mixin hocus {
    &:hover,
    &:focus {
        @content;
        }
    }

// Before
E {
    &:hover,

dhh

# config/routes.rb
resources :documents do
  scope module: 'documents' do
    resources :versions do
      post :restore, on: :member
    end

    resource :lock
  end
end

ka8725

require 'yaml'

desc 'Generates database.yml, optional arguments: [adapter, user, password]'
task :dbconfig => 'database.yml'

file 'database.yml', [:adapter, :username, :password] do |t, args|
  Dir.chdir('config')
  args.with_defaults(:project_path => Dir.pwd)
  DBConfigGenerator.new(t, args).generate
end

pcreux

group :production do
  gem 'unicorn'

  # Enable gzip compression on heroku, but don't compress images.
  gem 'heroku-deflater'

  # Heroku injects it if it's not in there already
  gem 'rails_12factor'
end

alistairholt

pgdrop() {
  RAILS_ENV=$1
  : ${RAILS_ENV:="development"}
  RUBY_SCRIPT=$(cat <<SCRIPT
db_config_path = File.expand_path("config/database.yml", Dir.getwd)
abort 'NO_CONFIG' unless File.exists?(db_config_path)
db_config = YAML.load(File.open(db_config_path))["$RAILS_ENV"]
abort 'NO_POSTGRES' unless db_config["adapter"] == "postgresql"
abort db_config["database"]
SCRIPT)

trey

Alfred script to append to your Sparkfile

[Sparkfiles][1] are [great][2].

1. Create a new Shell Script Extension.
2. Give it the Keyword "spark".
3. Click the "Advanced" button above the "Command" textarea and deselect "Spaces" under "Escaping".
4. Close the Advanced dialog and paste this script into the "Command" textarea.

trey

Basic MySQL Commands

Create a database.

$ mysqladmin -u[username] create [database name]

Dump a database.

erutan

Installing a custom MAMP environment on OS X via Homebrew

Prerequisites

Xcode

Go to http://developer.apple.com/downloads, log in with your Apple ID (free) and download the newest version of either Command Line Tools (OS X Lion) for Xcode or Command Line Tools (OS X Mountain Lion) for Xcode. Run the installer in the dmg and you'll have the LLVM compiler, make, and other build tools.

XQuartz

trey

# [your username].conf

<VirtualHost *>
    VirtualDocumentRoot /Users/[your username]/Sites/%-2+
</VirtualHost>