Recent questions without a selected answer

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Error: Couldn't properly initialize access to HDFS internals. Please update your WAL Provider to not make use of the 'asyncfs' provider.

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 2,459 views
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nullpointer exception

Apr 30, 2020 in Selenium by Syed
 • 120 points • 2,832 views
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Exception in createBlockOutputStream java.net.SocketTimeoutException: 69000 millis timeout while waiting for channel to be ready for connect.[connection-pending remote=/ xxx:50010]

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 4,580 views
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java.lang.NoSuchMethodError: java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 2,728 views
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kernel: java: page allocation failure. order:4, mode:0x20

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,871 views
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ERROR [main] client.HConnectionManager$HConnectionImplementation: Can't get connection to ZooKeeper: KeeperErrorCode = ConnectionLoss for /hbase ERROR: KeeperErrorCode = ConnectionLoss for /hbase

Apr 30, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 4,032 views
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Real time access to data in hadoop

Apr 30, 2020 in Big Data Hadoop by anonymous
 • 120 points • 1,781 views
–1 vote
1 answer

Can you please send me the file database.csv used in the Tableau training

Apr 30, 2020 in Tableau by Taiwo
 • 110 points • 5,468 views
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1 answer

download specific file from webpage using uipath

Apr 30, 2020 in RPA by Edureka
 • 120 points • 9,387 views
0 votes
1 answer

ERROR thriftserver.SparkExecuteStatementOperation: Error executing query, currentState RUNNING, org.apache.spark.sql.catalyst.errors.package$TreeNodeException

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 2,846 views
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1 answer

Error: sql.out:Error: org.apache.spark.SparkException: Job aborted due to stage failure: Total size of serialized results of 381610 tasks (4.0 GB) is bigger than spark.driver.maxResultSize (4.0 GB)

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 9,375 views
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1 answer

"java.lang.ClassNotFoundException" in Spark on Amazon EMR

Apr 29, 2020 in Apache Spark by akhtar
 • 38,260 points • 4,864 views
0 votes
1 answer

How to create one job in Sqoop?

Apr 29, 2020 in Big Data Hadoop by akhtar
 • 38,260 points • 1,788 views
0 votes
1 answer

fatal: Not a git repository (or any of the parent directories): .git

Apr 29, 2020 in Git & GitHub by akhtar
 • 38,260 points • 9,877 views
0 votes
1 answer

fatal: unable to auto-detect email address (got 'none.(none)')

Apr 29, 2020 in Git & GitHub by MD
 • 95,460 points • 15,957 views
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How to access GET directly from JavaScript?

Apr 29, 2020 in Java-Script by kartik
 • 37,520 points • 3,362 views
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How can we track Google Analytics on a redirection page with PHP?

Apr 29, 2020 in PHP by kartik
 • 37,520 points • 2,271 views
0 votes
1 answer

How to change url after success in ajax without page reload?

Apr 29, 2020 in Java-Script by kartik
 • 37,520 points • 10,821 views
0 votes
1 answer

How to access PHP session variables from jQuery function in a .js file?

Apr 29, 2020 in Java-Script by kartik
 • 37,520 points • 14,711 views
+2 votes
2 answers

How to create our own dataframe in R?

Apr 29, 2020 in Data Analytics by akhtar
 • 38,260 points • 2,298 views
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