anchor.diff:    <tr><th><code>0 8 * * * America/Vancouver</code></th><td>Every day at 8am in Vancouver</td></tr>
     <tr><th><code>0 16 * * SUN</code></th><td>Every Sunday at 4pm UTC</td></tr>
     <tr><th><code>0 0 * * 1-5</code></th><td>Every weekday at midnight UTC</td></tr>
  +  <tr><th><code>0 0 L * *</code></th><td>Midnight UTC on the last day of the month</td></tr>
     <tr><th><code>0 0 1 */2 *</code></th><td>Every other month, at midnight UTC on the first day</td></tr>
  +  <tr><th><code>0 16 L * *</code></th><td>The last day of the month at 4pm UTC</td></tr>
  +  <tr><th><code>0 0%2+1 * * *</code></th><td>The start eEvery odd hour</td></tr>
   </table>
positive.code: 
  ### Predefined intervals
  
  Buildkite supports 5 predefined intervals:
  
  <table>
    <thead>
  
negative.code:     <tr><th><code>@daily</code> or <code>@midnight</code></th><td>Every day at midnight UTC</td><td><code>0 0 * * *</code></td></tr>
      <tr><th><code>@weekly</code></th><td>Every week at midnight Sunday UTC</td><td><code>0 0 * * 0</code></td></tr>
      <tr><th><code>@monthly</code></th><td>Every month, at midnight UTC on the first day</td><td><code>0 0 1 * *</code></td></tr>
      <tr><th><code>@yearly</code></th><td>Every year, at midnight UTC on the first day</td><td><code>0 0 1 1 *</code></td></tr>
    </tbody>
  </table>
  
  