@SuppressWarnings("serial") // uses writeReplace(), not default serialization
@ElementTypesAreNonnullByDefault
class RegularImmutableBiMap<K, V> extends ImmutableBiMap<K, V> {
  @SuppressWarnings("unchecked") // TODO(cpovirk): Consider storing Entry<?, ?>[] instead.
  static final RegularImmutableBiMap<Object, Object> EMPTY =
      new RegularImmutableBiMap<>(
          null, null, (Entry<Object, Object>[]) ImmutableMap.EMPTY_ENTRY_ARRAY, 0, 0);

	if err != nil {
		return nil, err
	}

	inode, err := GetInode(fi)
	if err != nil {
		return nil, err
	}
	if _, ok := netnsObserved[inode]; ok {
		log.Debugf("netns: %d already processed. skipping", inode)
		return nil, nil
	}

	cgroup, err := proc.Open(path.Join(entry.Name(), "cgroup"))
	if err != nil {
		return nil, nil
	}
	defer cgroup.Close()

	var cgroupData bytes.Buffer

                log.warn(
                    "Default credentials (jcifs.smb.client.username/password)" + " not specified. SMB signing may not work propertly."
                            + "  Skipping DC interrogation.");
            }
            else {
                try ( SmbSessionInternal ssn = trans.getSmbSession(tf.withDefaultCredentials()).unwrap(SmbSessionInternal.class) ) {

		return nil
	}

	// Collect disks we can use.
	disks, healing := er.getOnlineDisksWithHealing(false)
	if len(disks) == 0 {
		scannerLogIf(ctx, errors.New("data-scanner: all drives are offline or being healed, skipping scanner cycle"))
		return nil
	}

	// Load bucket totals
	oldCache := dataUsageCache{}
	if err := oldCache.load(ctx, er, dataUsageCacheName); err != nil {
		return err
	}

	// New cache..

	next := 0
	for i, ok := range prefer {
		if !ok || p.readers[i] == nil {
			continue
		}
		if i == next {
			next++
			continue
		}
		// Move reader with index i to index next.
		// Do this by swapping next and i
		p.readers[next], p.readers[i] = p.readers[i], p.readers[next]
		p.readerToBuf[next] = i
		p.readerToBuf[i] = next
		next++
	}
}

// Returns if buf can be erasure decoded.

      } catch (NoClassDefFoundError e) {
        // In case there were linking problems, this is probably not a class we care to test anyway.
        logger.log(Level.SEVERE, "Cannot load class " + classInfo + ", skipping...", e);
        continue;
      }
      if (!cls.isInterface()) {
        classes.add(cls);
      }
    }
    return classes;
  }

	return reduceQuorumErrs(ctx, errs, ignoredErrs, writeQuorum, errErasureWriteQuorum)
}

// Similar to 'len(slice)' but returns the actual elements count
// skipping the unallocated elements.
func diskCount(disks []StorageAPI) int {
	diskCount := 0
	for _, disk := range disks {
		if disk == nil {
			continue
		}
		diskCount++
	}
	return diskCount
}

    assertEquals((Integer) 12, it.next());
    assertEquals((Integer) 30, it.next());
    assertEquals((Integer) 40, it.next());
    // Skipping 20
    assertEquals((Integer) 11, it.next());
    // Not skipping 400, because it moved back down
    assertEquals((Integer) 400, it.next());
    assertEquals((Integer) 13, it.next());
    assertEquals((Integer) 200, it.next());

Even though all your code is written assuming there's just `/app`.

{* ../../docs_src/behind_a_proxy/tutorial001.py hl[6] *}

	// skip latest object from listing only for regular
	// listObjects calls, versioned based listing cannot
	// filter out between versions 'obj' cannot be truncated
	// in such a manner, so look for skipping an object only
	// for regular ListObjects() call only.
	if !o.Versioned && !o.V1 {
		fi, err := obj.fileInfo(o.Bucket)
		if err != nil {
			return
		}