```
17/03/22 23:21:10 INFO DAGScheduler: Job 0 finished: reduce at SparkPi.scala:38, took 1.302805 s
Pi is roughly 3.1445191445191445
```

Job status can also be viewed in a browser by navigating to the YARN ResourceManager Web UI and clicking on job history server information.

### **4.2 WordCount**

	if err != nil {
		return err
	}

	wk, err := workers.New(workerSize)
	if err != nil {
		// invalid worker size.
		return err
	}

	ctx, cancel := context.WithCancel(ctx)

	results := make(chan itemOrErr[ObjectInfo], 100)
	if err := api.Walk(ctx, r.Bucket, r.Prefix, results, WalkOptions{
		Marker: lastObject,

.fakeHandlerCallback=function(){return t.removeFake()},this.fakeHandler=this.container.addEventListener("click",this.fakeHandlerCallback)||!0,this.fakeElem=document.createElement("textarea"),this.fakeElem.style.fontSize="12pt",this.fakeElem.style.border="0",this.fakeElem.style.padding="0",this.fakeElem.style.margin="0",this.fakeElem.style.position="absolute",this.fakeElem.style[e?"right":"left"]="-9999px";var n=window.pageYOffset||document.documentElement.scrollTop;this.fakeElem.style.top=n+"px"...

   *
   * The deadline to respond to this ping attempts to limit the cost of being wrong. If it is too
   * long, streams created while we await the pong will reuse broken connections and inevitably
   * fail. If it is too short, slow connections will be marked as failed and extra TCP and TLS
   * handshakes will be required.
   *

## Additional sidecar containers
extraContainers: []

## Internal port number for MinIO S3 API container
## Change service.port to change external port number
minioAPIPort: "9000"

## Internal port number for MinIO Browser Console container
## Change consoleService.port to change external port number
minioConsolePort: "9001"

## Update strategy for Deployments
deploymentUpdate:
  type: RollingUpdate
  maxUnavailable: 0

additionalLabels: [] ## Additional annotations to include with deployment or statefulset additionalAnnotation: [] ## Additional arguments to pass to minio binary extraArgs: [] ## Port number for MinIO S3 API Access minioAPIPort: "9000" ## Port number for MinIO Browser COnsole Access minioConsolePort: "9001" ## Update strategy for Deployments DeploymentUpdate: type: RollingUpdate maxUnavailable: 0 maxSurge: 100% ## Update strategy for StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority...

additionalLabels: [] ## Additional annotations to include with deployment or statefulset additionalAnnotation: [] ## Additional arguments to pass to minio binary extraArgs: [] ## Port number for MinIO S3 API Access minioAPIPort: "9000" ## Port number for MinIO Browser COnsole Access minioConsolePort: "9001" ## Update strategy for Deployments DeploymentUpdate: type: RollingUpdate maxUnavailable: 0 maxSurge: 100% ## Update strategy for StatefulSets StatefulSetUpdate: updateStrategy: RollingUpdate ## Pod priority...

      factory.setAccessible(true);
    }
    // Sorts methods/constructors with the least number of parameters first since it's likely easier
    // to fill dummy parameter values for them. Ties are broken by name then by the string form of
    // the parameter list.
    return BY_NUMBER_OF_PARAMETERS
        .compound(BY_METHOD_NAME)
        .compound(BY_PARAMETERS)
        .immutableSortedCopy(factories);
  }

Aber sie erleichtert die Arbeit mit asynchronem Code erheblich.

Die gleiche Syntax (oder fast identisch) wurde kürzlich auch in moderne Versionen von JavaScript (im Browser und in NodeJS) aufgenommen.

Davor war der Umgang mit asynchronem Code jedoch deutlich komplexer und schwieriger.

#DEE4CD; color: #DEDECF; } #content { background: #DEE4CD; padding: 20px; border: 2px solid black; border-top: none; z-index: 2; } #content a { text-decoration: none; color: #E8E9BE; } #content a:hover { background: #898B5E; } h2 { margin-bottom:2px; font-size:medium; border-color:#7A9437; border-style:solid; border-width:0 0 2px 0; } h3 { margin-top:30px; margin-bottom:2px; padding: 5 5 5 0; font-size: 24px; border-style:solid; border-width:0 0 2px 0; } h4 { margin-bottom:2px; margin-top:2px; font-size:medium;...