## Major themes

Kubernetes is developed by community members whose work is organized into
[Special Interest Groups](https://github.com/kubernetes/community/blob/master/sig-list.md), which provide the themes that guide their work. For the 1.9 release, these themes included:

### API Machinery

      // Warning: this is broken if size() == 0, so it is critical that we
      // substitute an empty ImmutableSet to the user in place of this

      // It's a weird formula, but tests prove it works.
      int adjust = size() - 1;
      for (int i = 0; i < axes.size(); i++) {
        adjust *= 31;
        adjust = ~~adjust;
        // in GWT, we have to deal with integer overflow carefully
      }

     *    public List<X509Certificate> checkServerTrusted(
     *        X509Certificate[] chain, String authType, String host) throws CertificateException {
     *    }
     * ```
     *
     * This method works like [X509TrustManager.checkServerTrusted] but it receives the hostname of
     * the server as an extra parameter. Regardless of what checks this method performs, OkHttp will

                          by Lewis Carroll

First published in 1865.

This text was produced by Project Gutenberg www.gutenberg.org,
an organization that produces free electronic books, mostly of
works old enough that they have passed into the public domain.


                            CHAPTER I

                      Down the Rabbit-Hole


  Alice was beginning to get very tired of sitting by her sister

          assertTrue(left + " should be after " + right, i >= j);
        }
        j++;
      }
      i++;
    }
  }

  // Tests to make sure assertSubtypeBeforeSupertype() works.

  public void testAssertSubtypeTokenBeforeSupertypeToken_empty() {
    assertSubtypeTokenBeforeSupertypeToken(ImmutableList.<TypeToken<?>>of());
  }

    val tlsFallbackScsv = "TLS_FALLBACK_SCSV"
    val supportedCiphers = listOf(*handshakeCertificates.sslSocketFactory().supportedCipherSuites)
    if (!supportedCiphers.contains(tlsFallbackScsv)) {
      // This only works if the client socket supports TLS_FALLBACK_SCSV.
      return
    }
    server.useHttps(handshakeCertificates.sslSocketFactory())
    server.enqueue(MockResponse.Builder().failHandshake().build())

[SIGs]: https://github.com/kubernetes/community/blob/master/sig-list.md


## Major Themes

Kubernetes is developed by community members whose work is organized into
[Special Interest Groups][]. For the 1.8 release, each SIG provides the
themes that guided their work.

[Special Interest Groups]: https://github.com/kubernetes/community/blob/master/sig-list.md

### SIG API Machinery

wloclawek.pl
wmcloud.org
wme
wmflabs.org
wnext.app
wodzislaw.pl
wolomin.pl
wolterskluwer
woltlab-demo.com
woodside
worf.replit.dev
work
workers.dev
workinggroup.aero
workisboring.com
works
works.aero
world
worse-than.tv
wow
wp2.host
wpdevcloud.com
wpenginepowered.com
wphostedmail.com
wpmucdn.com
wpmudev.host
wpsquared.site

- Kubectl [get and describe](https://github.com/kubernetes/enhancements/issues/515) now works with extensions
- Nodes now support [third party monitoring plugins](https://github.com/kubernetes/enhancements/issues/606).

          assertTrue(left + " should be after " + right, i >= j);
        }
        j++;
      }
      i++;
    }
  }

  // Tests to make sure assertSubtypeBeforeSupertype() works.

  public void testAssertSubtypeTokenBeforeSupertypeToken_empty() {
    assertSubtypeTokenBeforeSupertypeToken(ImmutableList.<TypeToken<?>>of());
  }