* blocks, it can prevent this service from changing state. If you need to performing a blocking
   * operation in order to trigger shutdown, consider instead registering a listener and
   * implementing {@code stopping}. Note, however, that {@code stopping} does not run at exactly the
   * same times as {@code triggerShutdown}.
   */
  protected void triggerShutdown() {}

  /**

    * Vue CLIにより生成。
    * **JWT認証**の処理。
    * ログインビュー。
    * ログイン後の、メインダッシュボードビュー。
    * メインダッシュボードでのユーザー作成と編集。
    * セルフユーザー版
    * **Vuex**。
    * **Vue-router**。
    * 美しいマテリアルデザインコンポーネントのための**Vuetify**。
    * **TypeScript**。
    * **Nginx**ベースのDockerサーバ (Vue-routerとうまく協調する構成)。
    * Dockerマルチステージビルド。コンパイルされたコードの保存やコミットが不要。
    * ビルド時にフロントエンドテスト実行 (無効化も可能)。
    * 可能な限りモジュール化されているのでそのまま使用できますが、Vue CLIで再生成したり、必要に応じて作成したりして、必要なものを再利用可能。

   * xStats().populationVariance() > 0.0 && yStats().populationVariance() > 0.0}). The result is not
   * guaranteed to be exactly +/-1 even when the data are perfectly (anti-)correlated, due to
   * numerical errors. However, it is guaranteed to be in the inclusive range [-1, +1].
   *
   * <h3>Non-finite values</h3>
   *
   * <p>If the dataset contains any non-finite values ({@link Double#POSITIVE_INFINITY}, {@link

         * distinct elements, and add the last element over again many times over. We don't want a
         * situation where we re-sort the entire buffer every time the last element is re-added.
         *
         * <p>The solution is to ensure there are O(n) spaces left over in the buffer after
         * sortAndDedup -- that is, at least c*n for some constant c > 0. Ensuring the buffer size

Deze informatie is handig wanneer je meer wilt weten over [virtuele omgevingen](virtual-environments.md){.internal-link target=_blank}.

## Conclusion

Hiermee heb je basiskennis van wat **omgevingsvariabelen** zijn en hoe je ze in Python kunt gebruiken.

Je kunt er ook meer over lezen op de <a href="https://en.wikipedia.org/wiki/Environment_variable" class="external-link" target="_blank">Wikipedia over omgevingsvariabelen</a>.

   */

  /** The number of occurrences of each element. */
  private final transient ConcurrentMap<E, AtomicInteger> countMap;

  // This constant allows the deserialization code to set a final field. This holder class
  // makes sure it is not initialized unless an instance is deserialized.
  private static class FieldSettersHolder {
    static final FieldSetter<? super ConcurrentHashMultiset<?>> COUNT_MAP_FIELD_SETTER =

   */
  public static class Builder<N> {

    private final MutableGraph<N> mutableGraph;

    Builder(GraphBuilder<N> graphBuilder) {
      // The incidentEdgeOrder for immutable graphs is always stable. However, we don't want to
      // modify this builder, so we make a copy instead.
      this.mutableGraph = graphBuilder.copy().incidentEdgeOrder(ElementOrder.<N>stable()).build();
    }

    /**

The drives should all be of approximately the same size.

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   * on arbitrary {@link Map} classes.
   *
   * <p>The {@code factory}-generated and {@code backingMap} classes determine the table iteration
   * order. However, the table's {@code row()} method returns instances of a different class than
   * {@code factory.get()} does.
   *
   * <p>Call this method only when the simpler factory methods in classes like {@link