Questions by akhtar

0 votes
1 answer

What is Ingress and Egress rule in OpenStack?

Mar 3, 2020 in OpenStack • 4,674 views
+2 votes
1 answer

What is Inbound and Outbound rule in aws?

Mar 3, 2020 in AWS • 21,299 views
0 votes
1 answer

How do you find an HDFS path URL?

Feb 28, 2020 in Big Data Hadoop • 22,756 views
+1 vote
1 answer

UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure.

Feb 27, 2020 in Machine Learning • 66,318 views
0 votes
2 answers

An error occurred (AuthFailure) when calling the DescribeInstances operation: AWS was not able to validate the provided access credentials

Feb 24, 2020 in AWS • 28,104 views
+1 vote
1 answer

master -> master (non-fast-forward) error: failed to push some refs to 'git@github.com:abc70/new.git'

Feb 14, 2020 in Git & GitHub • 22,014 views
+2 votes
3 answers

! [rejected] master -> master (fetch first) error: failed to push some refs to 'git@github.com:abc70/new.git'

Feb 14, 2020 in Git & GitHub • 79,745 views
0 votes
1 answer

How to give permissions to jenkins user for a particular file?

Feb 14, 2020 in Jenkins • 5,711 views
+2 votes
1 answer

FileStreamSink: Error while looking for metadata directory. java.lang.IllegalArgumentException: java.net.UnknownHostException: hive

Feb 13, 2020 in Big Data Hadoop • 12,677 views
0 votes
1 answer

apache.spark.sql.AnalysisException: Text data source does not support int data type.;

Feb 13, 2020 in Big Data Hadoop • 7,309 views
0 votes
1 answer

SOURCE $HIVE_HOME/scripts/metastore/upgrade/mysql/hive-schema-0.14.0.mysql.sql; ERROR:

Feb 13, 2020 in Big Data Hadoop • 2,528 views
+1 vote
1 answer

ERROR 1064 (42000): You have an error in your SQL syntax;check the manual that corresponds to your MySQL server version for the right syntax to use near 'identified by 'Hivepass70@'' at line 1

Feb 13, 2020 in Big Data Hadoop • 31,624 views
0 votes
1 answer

ERROR 1819 (HY000): Your password does not satisfy the current policy requirements

Feb 13, 2020 in Big Data Hadoop • 2,116 views
0 votes
1 answer

What is the difference between ctrl z and ctrl c in command line?

Feb 12, 2020 in Linux Administration • 51,311 views
0 votes
1 answer

How to set static IP in Linux RedHat?

Feb 12, 2020 in OpenStack • 1,815 views
0 votes
2 answers

Is there any Web UI for kafka?

Feb 12, 2020 in Apache Kafka • 6,587 views
0 votes
1 answer

How to convert sqlite format to CSV format?

Feb 11, 2020 in Python • 3,794 views
0 votes
1 answer

How to install python-poster in RedHat?

Feb 11, 2020 in Linux Administration • 2,096 views
0 votes
1 answer

How to create Kafka consumer API?

Feb 11, 2020 in Apache Kafka • 2,585 views
0 votes
1 answer

How consumers enter/exit in groups?

Feb 11, 2020 in Apache Kafka • 1,596 views
0 votes
1 answer

How to implement parallel read in a single application?

Feb 11, 2020 in Apache Kafka • 2,621 views
0 votes
1 answer

What is the meaning of retries in Kafka Producer API?

Feb 11, 2020 in Apache Kafka • 5,424 views
0 votes
1 answer

What is the use of acts configuration in Kafka Producer API?

Feb 11, 2020 in Apache Kafka • 2,368 views
0 votes
1 answer

What is the need of serializer in Kafka Producer API?

Feb 11, 2020 in Apache Kafka • 2,134 views
+1 vote
1 answer

What is the importance of Kafka bootstrap.servers?

Feb 11, 2020 in Apache Kafka • 20,367 views
0 votes
1 answer

How to create kafka producer API?

Feb 11, 2020 in Apache Kafka • 1,666 views
0 votes
1 answer

What is the difference between AWS and OpenStack?

Feb 10, 2020 in OpenStack • 4,157 views
0 votes
1 answer

Missing required argument "[zookeeper]"

Feb 10, 2020 in Apache Kafka • 4,385 views
0 votes
1 answer

How to know leader information in kafka?

Feb 10, 2020 in Apache Kafka • 19,847 views
0 votes
1 answer

How to install sbt in Redhat/CentOs??

Feb 10, 2020 in Apache Kafka • 7,273 views
+1 vote
2 answers

How to check Kafka version?

Feb 10, 2020 in Apache Kafka • 52,484 views
0 votes
1 answer

[error] /root/kafka-sbt/file.java:5:1: class SimpleProducer is public, should be declared in a file named SimpleProducer.java

Feb 10, 2020 in Apache Kafka • 1,787 views
0 votes
1 answer

org.apache.kafka.common.config.ConfigException: Missing required configuration "bootstrap.servers" which has no default value.

Feb 10, 2020 in Apache Kafka • 9,456 views
0 votes
1 answer

[ERROR FileAvailable--etc-kubernetes-kubelet.conf]: /etc/kubernetes/kubelet.conf already exists [ERROR FileAvailable--etc-kubernetes-bootstrap-kubelet.conf]: bootstrap-kubelet.conf already exists

Feb 7, 2020 in Kubernetes • 9,070 views
0 votes
1 answer

How to install jenkins in Redhat/CentOS?

Feb 6, 2020 in Jenkins • 1,659 views
0 votes
1 answer

/tmp/jenkins6403305246799294208.sh: line 2: cd: /root: Permission denied

Feb 6, 2020 in Jenkins • 3,964 views
+1 vote
3 answers

What is the need of zookeeper in kafka? Can I use kafka without zookeeper?

Feb 6, 2020 in Apache Kafka • 11,141 views
0 votes
1 answer

What are the differences between Apache Kafka and RabbitMQ?

Feb 6, 2020 in Apache Kafka • 1,709 views
0 votes
2 answers

How can I create multiple consumers in apache kafka?

Feb 6, 2020 in Apache Kafka • 5,357 views
0 votes
1 answer

How to create multiple producers in apache kafka?

Feb 6, 2020 in Apache Spark • 5,173 views
0 votes
1 answer

How can I create a topic in apache kafka?

Feb 6, 2020 in Apache Kafka • 2,209 views
0 votes
0 answers

What is the difference between point to point and publish-subscribe messaging system?

Feb 6, 2020 in Apache Kafka • 1,353 views
0 votes
1 answer

How can I install systemctl tool in Docker container?

Feb 5, 2020 in Docker • 21,687 views
+1 vote
1 answer

ERROR Unexpected exception, exiting abnormally (org.apache.zookeeper.server.ZooKeeperServerMain) java.net.BindException: Address already in use

Feb 5, 2020 in Apache Kafka • 14,445 views
+1 vote
1 answer

Fatal error during KafkaServer startup. Prepare to shutdown org.I0Itec.zkclient.exception.ZkTimeoutException: Unable to connect to zookeeper server within timeout: 6000

Feb 5, 2020 in Apache Kafka • 16,415 views
0 votes
1 answer

Exception in thread "main" java.lang.IllegalArgumentException: java.net.URISyntaxException: Relative path in absolute URI: ${system:java.io.tmpdir%7D/$%7Bsystem:user.name%7D

Feb 5, 2020 in Big Data Hadoop • 10,050 views
0 votes
1 answer

org.datanucleus.store.rdbms.exceptions.MissingTableException: Required table missing : "DBS" in Catalog "" Schema "".

Feb 5, 2020 in Big Data Hadoop • 3,874 views
0 votes
1 answer

Error: FUNCTION 'NUCLEUS_ASCII' already exists.

Feb 5, 2020 in Big Data Hadoop • 11,618 views
0 votes
1 answer

Exception in thread "main" java.lang.RuntimeException: Hive metastore database is not initialized.

Feb 5, 2020 in Big Data Hadoop • 2,680 views
0 votes
1 answer

How can I set ssh key in GitHub?

Feb 4, 2020 in Git & GitHub • 1,719 views
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