* Remove environment variables and internal Kubernetes Docker labels from cAdvisor Prometheus metric labels. ([#31064](https://github.com/kubernetes/kubernetes/pull/31064), [@grobie](https://github.com/grobie))
    * Old behavior:

              + " called");
    }
  }

  public void testNullBounds() {
    // NullBounds has methods whose parameters are type variables that have
    // "extends @Nullable Object" as a bound. This test ensures that NullPointerTester considers
    // those parameters to be @Nullable, so it won't call the methods.

### ConfigMap
* Volumes and environment variables populated from ConfigMap and Secret objects can now tolerate the named source object or specific keys being missing, by adding `optional: true` to the volume or environment variable source specifications. ([#39981](https://github.com/kubernetes/kubernetes/pull/39981), [@fraenkel](https://github.com/fraenkel))

labels.failure_url_file_config_name=Configuration de l'exploration de fichiers
labels.system_info_configuration=Informations système
labels.system_info_env_title=Propriétés des variables d'environnement
labels.system_info_prop_title=Propriétés système
labels.system_info_fess_prop_title=Propriétés de l'application
labels.system_info_bug_report_title=Propriétés du rapport de bogue

- Kubeadm: fix an issue with the kube-proxy container env. variables ([#84888](https://github.com/kubernetes/kubernetes/pull/84888), [@neolit123](https://github.com/neolit123))

* Remove environment variables and internal Kubernetes Docker labels from cAdvisor Prometheus metric labels. ([#31064](https://github.com/kubernetes/kubernetes/pull/31064), [@grobie](https://github.com/grobie))
    * Old behavior:

* 🌐 Add Traditional Chinese translation for `docs/zh-hant/docs/environment-variables.md`. PR [#12785](https://github.com/fastapi/fastapi/pull/12785) by [@Vincy1230](https://github.com/Vincy1230).
* 🌐 Add Chinese translation for `docs/zh/docs/environment-variables.md`. PR [#12784](https://github.com/fastapi/fastapi/pull/12784) by [@Vincy1230](https://github.com/Vincy1230).

      }
    }

    // Serialization invokes writeObject only when it's private.
    // The SynchronizedObject subclasses don't need a writeObject method since
    // they don't contain any non-transient member variables, while the
    // following writeObject() handles the SynchronizedObject members.

    @GwtIncompatible
    @J2ktIncompatible
        private void writeObject(ObjectOutputStream stream) throws IOException {

      }
    }

    // Serialization invokes writeObject only when it's private.
    // The SynchronizedObject subclasses don't need a writeObject method since
    // they don't contain any non-transient member variables, while the
    // following writeObject() handles the SynchronizedObject members.

    @GwtIncompatible
    @J2ktIncompatible
        private void writeObject(ObjectOutputStream stream) throws IOException {

- Added options for configuring `nf_conntrack_udp_timeout`, and `nf_conntrack_udp_timeout_stream` variables of netfilter conntrack subsystem. ([#120808](https://github.com/kubernetes/kubernetes/pull/120808), [@aroradaman](https://github.com/aroradaman))