```
scala> val file = sc.textFile("s3a://testbucket/testdata")
file: org.apache.spark.rdd.RDD[String] = s3a://testbucket/testdata MapPartitionsRDD[1] at textFile at <console>:24

scala> val counts = file.flatMap(line => line.split(" ")).map(word => (word, 1)).reduceByKey(_ + _)
counts: org.apache.spark.rdd.RDD[(String, Int)] = ShuffledRDD[4] at reduceByKey at <console>:25

scala> counts.saveAsTextFile("s3a://testbucket/wordcount")
```

func GetHelp(subSys, key string, envOnly bool) (Help, error) {
	if len(subSys) == 0 {
		return Help{KeysHelp: config.HelpSubSysMap[subSys]}, nil
	}
	subSystemValue := strings.SplitN(subSys, config.SubSystemSeparator, 2)
	if len(subSystemValue) == 0 {
		return Help{}, config.Errorf("invalid number of arguments %s", subSys)
	}

	subSys = subSystemValue[0]

        // we use a dedicated comparator because we control our model version scheme.
        String[] firstSegments = StringUtils.split(first, ".");
        String[] secondSegments = StringUtils.split(second, ".");
        for (int i = 0; i < Math.max(firstSegments.length, secondSegments.length); i++) {
            int result = Long.valueOf(i < firstSegments.length ? firstSegments[i] : "0")

     * @throws CrawlingAccessException if the path format is invalid
     */
    protected String[] parsePath(final String path) {
        if (StringUtil.isNotEmpty(path)) {
            final String[] values = path.split("/", 2);
            if (values.length == 2) {
                return values;
            }
            if (values.length == 1 && StringUtil.isNotEmpty(values[0])) {

        final String value = fessConfig.getPurgeByBots();
        String[] botNames;
        if (StringUtil.isBlank(value)) {
            botNames = StringUtil.EMPTY_STRINGS;
        } else {
            botNames = value.split(",");
        }

        final int batchSize = fessConfig.getSearchlogProcessBatchSizeAsInteger();

        final List<SearchLog> searchLogList = new ArrayList<>();

            if (mavenVersion.endsWith("-")) {
                mavenVersion = mavenVersion.substring(0, mavenVersion.length() - 1);
            }
        }
        String[] versionElements = mavenVersion.split("\\.");
        if (versionElements.length != 3) {
            throw new IllegalStateException("Maven version is expected to have 3 segments: '" + mavenVersion + "'");
        }

      case 2:
        return nums.get(start).multiply(nums.get(start + 1));
      case 3:
        return nums.get(start).multiply(nums.get(start + 1)).multiply(nums.get(start + 2));
      default:
        // Otherwise, split the list in half and recursively do this.
        int m = (end + start) >>> 1;
        return listProduct(nums, start, m).multiply(listProduct(nums, m, end));
    }
  }

  /**

	var eventData []byte
	eventData, err = h.store.GetRaw(key)
	if err != nil {
		if os.IsNotExist(err) {
			return nil
		}
		return err
	}

	count := 1
	v := strings.Split(key.Name, ":")
	if len(v) == 2 {
		count, err = strconv.Atoi(v[0])
		if err != nil {
			return err
		}
	}

        final int i = className.lastIndexOf('.');
        if (i > 0) {
            return className.substring(i + 1);
        }
        return className;
    }

    /**
     * Splits a fully qualified class name (FQCN) into the package name and the class name without the package.
     *
     * @param className
     *            The class name. Must not be {@literal null} or empty.

		if len(chkSums) > 0 {
			OA.Checksum = &objectAttributesChecksum{
				ChecksumCRC32:     strings.Split(chkSums["CRC32"], "-")[0],
				ChecksumCRC32C:    strings.Split(chkSums["CRC32C"], "-")[0],
				ChecksumSHA1:      strings.Split(chkSums["SHA1"], "-")[0],
				ChecksumSHA256:    strings.Split(chkSums["SHA256"], "-")[0],
				ChecksumCRC64NVME: strings.Split(chkSums["CRC64NVME"], "-")[0],
				ChecksumType:      chkSums[xhttp.AmzChecksumType],
			}