Su password: # cd /usr/local # wget hadoop-2.4.1.tar.
Java jar -cvf PartitionerExample.
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Security code this field is required.Package hadoop; import java.Thank you for sharing your experience.Anyway big number of features usually lead to curse of dimensionality and attribute selection is a way to avoid.Public static class TokenizerMapper extends Mapper Object, Text, Text, IntWritable l'amour est un cadeau la reine des neiges karaoké private final static IntWritable one new IntWritable(1 private Text word new Text public void map(Object key, Text value, Context context) throws IOException, InterruptedException StringTokenizer itr new StringTokenizer(String while (itr.Javac -classpath hadoop-core-1.2.1.jar -d units WordCount.Poitiers Sud, infos Resto, poitiers Sud 252 Avenue du Parking Auchan 86000 concours ifsi caen résultats Poitiers, téléphone.String str String.split t -3 Note: str4 have the salary field value.All fields marked with an * must be filled.Name email address, i come from country.Write(new Text(gender new Text(value catch(Exception e) tMessage /Reducer class public static class ReduceClass extends public int max -1; public void reduce(Text key, Iterable Text values, Context context) throws IOException, InterruptedException max -1; for (Text val : values) String str String.split t -3 if(rseInt(str4) max) rseInt(str4.
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k: employee name, v: salary Max the salary of an first employee.
Sign up using Email and Password.Javac -classpath hadoop-core-1.2.1.jar -d ProcessUnits.Me11:00 - reduction de transport en ile de france 23:0011:00 - 00:00, je11:00 - 23:0011:00 - 00:00, ve11:00 - 00:0011:00 - 00:00.It can help, but there is no guarantee about that.Write(new Text(key new IntWritable(max /Partitioner class public static class CaderPartitioner extends Partitioner Text, Text @Override public int getPartition(Text key, Text value, int numReduceTasks) String str String.split t int age rseInt(str2 if(numReduceTasks 0) return 0; if(age 20) return 0; else if(age 20 age 30) return.public class ProcessUnits /Mapper class public static class E_EMapper extends MapReduceBase implements Mapper LongWritable, Input key Type Text, Input value Type Text, Output key Type IntWritable Output value Type /Map function public void map(LongWritable key, Text value, OutputCollector Text, IntWritable output, Reporter reporter) throws IOException.Import Exception; import ringTokenizer; import nfiguration; import th; import tWritable; import.Text; import b; import pper; import ducer; import leInputFormat; import leOutputFormat; public class WordCount public static class TokenizerMapper extends Mapper Object, Text, Text, IntWritable private final static IntWritable one new IntWritable(1 private Text word new.Up vote 2 down vote accepted, take a look at, filteredClassifier class.En poursuivant votre navigation sur ce site, vous acceptez l'utilisation des cookies pour améliorer votre expérience utilisateur et recueillir des informations sur votre navigation.

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10/24/14 21:30:56 info orage: Storage directory has been successfully formatted.