  </div>
                      <div class="slightly-smaller">
                        <a href="https://github.com/oreillymedia/flapjack/tree/master/Sources/Core/Extensions/Set+Extensions.swift#L19-L21">Show on GitHub</a>
                      </div>
                    </section>
                  </div>
                </li>
              </ul>
            </div>
          </div>
        </section>

      </article>
    </div>
    <section class="footer">
      <p>&copy; 2023 <a class="link" href="https://