anchor.diff:          key of the object defined as a CSS style name, and each value defined as an expression
           that evaluates to a value appropriate for the style.
   
  -        이 예제에서, `color` 스타일은 `colorPreference` 변수의 현재값으로 설정됩니다.
  +        이 예제에서 `color` 스타일은 `colorPreference` 변수의 현재값으로 설정됩니다.
   
           In the example, the `color` style is set to the current value of the `colorPreference` variable.
       td
  
positive.code:         In AngularJS, you pass in any dependencies as controller function arguments.
          This example injects a `MovieService`.
  
          축소(minification) 문제를 막으려면, Angular에 첫 번째 파라미터에 `MovieService` 인스턴스를 삽입해야한다고 명시하세요.
  
          To guard against minification problems, tell Angular explicitly
          that it should inject an instance of the `MovieService` in the first parameter.
  
negative.code:         To conditionally display an element, place the element's `hidden` property in square brackets and
          set it to a quoted template expression that evaluates to the *opposite* of *show*.
  
          이 예제에서 `favoriteHero` 변수가 true가 아니라면 `div` 엘리먼트는 숨겨져 있습니다.
  
          In this example, the `div` element is hidden if the `favoriteHero` variable is not truthy.
  
  