tomlokhorst

func unwrap<T1, T2>(optional1: T1?, optional2: T2?) -> (T1, T2)? {
  switch (optional1, optional2) {
    case let (.Some(value1), .Some(value2)):
      return (value1, value2)
    default:
      return nil
  }
}

func unwrap<T1, T2, T3>(optional1: T1?, optional2: T2?, optional3: T3?) -> (T1, T2, T3)? {

mikeygee

<!-- using the truncate filter -->
{% for post in site.posts limit:10 %}
   <h2><a href="{{ post.url }}">{{ post.title }}</a></h2>
   <span class="post-date">{{ post.date | date: "%B %d, %Y" }}</span>
   {% if post.content.size > 2000 %}
      {{ post.content | truncatewords: 300 }} <!-- bad! content gives you rendered html and you will truncate in the middle of a node -->
      <a href="{{ post.url }}">read more</a>
   {% else %}
      {{ post.content }}
   {% endif %}