spanuska

example_tree = [
  {:node=>:at_rule,
  :name=>"charset",
  :prelude=>[{:node=>:whitespace, :pos=>8, :raw=>" "}, {:node=>:string, :pos=>9, :raw=>"\"UTF-8\"", :value=>"UTF-8"}],
  :tokens=>
   [{:node=>:at_keyword, :pos=>0, :raw=>"@charset", :value=>"charset"},
    {:node=>:whitespace, :pos=>8, :raw=>" "},
    {:node=>:string, :pos=>9, :raw=>"\"UTF-8\"", :value=>"UTF-8"},
    {:node=>:semicolon, :pos=>16, :raw=>";"}]},
 {:node=>:style_rule,

spanuska

{
  "name": "dst-react",
  "devDependencies": {
    "browserify": "~>6.3",
    "browserify-incremental": "^1.4.0",
    "jasmine-expect-jsx": "^1.1.2",
    "jest-cli": "^0.5.4",
    "react": "^0.13.0",
    "react-tools": "^0.12.1",
    "reactify": "^0.17.1"

spanuska

function nth(list, index) {
  for (var node = list; node; node = node.rest) {
    if (index == 0) {
        return (node.value || undefined);
    } else {
        nth(node.rest, index--)
    }
  }
}

spanuska

var i = 0;
console.log(i++);
var i = 0;
console.log(i += 1);
var i = 0;
console.log(++i);

spanuska

class Shelf # without the wrapper
  ...
  def store(book)
    # imagine complicated logic here...
    intermediate_result = book.storage_requirements / self.capacity
    # imagine more complicated logic...
  end
end

class Shelf # with wrapper

spanuska

class Book
  ....
  def initialize(title: 'Unknown', author: 'Unknown') # This is the Ruby >= 2.0 syntax.
    @title = title
    @author = author
  end
end

spanuska

class Shelf
  ...
  def store(book)
    length = book.length
    width = book.width
    depth = book.depth
    # logic to find the nearest spot that can accomodate the given dimensions
  end
end

spanuska

class Book
  ....
  def initialize(args)
    args = defaults.merge(args) # If you're using Ruby <2.0, this is the way to go.
    @title = args[:title]
    @author = args[:author]
  end
  def defaults
    {title: "Unknown", author: "Unknown"}
  end

spanuska

class Shelf
  ...
  def store(@book)
    # logic to find the correct location on itself for @book
  end
end

class Book
  attr_accessor :title, :author
  def initialize(args)

spanuska

class Book
  attr_accessor :title, :author
  def initialize(args)
    args = defaults.merge(args)
    @title = args[:title]
    ...
  end
	
  def store_book
    # logic for storing the book at a location on the shelf