Trending questions in Edureka Community

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Question in creating relationship

I am creating a table where I ...READ MORE

Aug 12, 2019 in Power BI by anonymous
 • 230 points • 1,439 views
0 votes
1 answer

Puppet: managing firewall rules

You can easily manage the firewall rules ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
 • 59,190 points • 1,879 views
0 votes
2 answers

How to create a table in R without external file?

Tibble also creates a table-like structure. Use below ...READ MORE

Sep 3, 2019 in Data Analytics by anonymous
 • 33,050 points • 3,866 views
0 votes
1 answer

What is Ingress ? Is it something that runs as a pod or on a pod?

An ingress is an object that holds ...READ MORE

Jul 19, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,477 views
0 votes
1 answer

Ruby equivalent for Python's “try”?

Use this as an example: begin # ...READ MORE

Jul 29, 2019 in Python by SDeb
 • 13,300 points • 2,055 views
0 votes
1 answer

Puppet in Docker : Benefit of using puppet in docker

Here's to how this approach proves beneficial: One ...READ MORE

Aug 19, 2019 in Puppet by Sirajul
 • 59,190 points • 1,143 views
0 votes
1 answer

What is the advantage of using volumes instead of bind mounts?

Some of the key advantages for using volumes over bind ...READ MORE

Aug 19, 2019 in Puppet by Sirajul
 • 59,190 points • 1,145 views
0 votes
1 answer

Export the updated or manipulated dataframe or result as csv and excel file

Hi, Karthik. Check it out how to write ...READ MORE

Sep 10, 2019 in Data Analytics by sindhu
 • 967 views
0 votes
1 answer

Can I use multiple containers on a jenkins declarative pipeline?

Yes of course you can!! You try ...READ MORE

Apr 12, 2019 in Jenkins by Vedant
 • 6,702 views
0 votes
0 answers

Puppet+Docker : Clustering Docker Engines - "Swarm Mode"

How can I cluster my docker engines ...READ MORE

Aug 14, 2019 in Puppet by Karan
 • 19,550 points • 1,349 views
0 votes
1 answer

Hadoop: ERROR: datanode.DataNode: java.io.IOException: Incompatible namespaceIDs in /app/hadoop/tmp/dfs/data: namenode namespaceID = 1580775695; datanode namespaceID = 1494801914

Hi, Namenode generates new namespaceID every time you ...READ MORE

Aug 5, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 1,729 views
0 votes
1 answer

Puppet: How many slave nodes can i configure with a single puppet master?

Open source Puppet doesn't have any kind ...READ MORE

Aug 9, 2019 in Puppet by Sirajul
 • 59,190 points • 1,560 views
0 votes
1 answer

Spark Processing Internals

Spark uses a master/slave architecture. As you ...READ MORE

Jul 15, 2019 in Apache Spark by Jimmy
edited Jun 9, 2020 by MD • 2,641 views
0 votes
1 answer

annotate marks in chart/ggplot

One way is to use ggrepel package. ...READ MORE

Aug 21, 2019 in Data Analytics by anonymous
 • 33,050 points • 1,035 views
0 votes
2 answers

What are the certification required for AWS Java Developer?

Hey Jino, a few certifications provided by ...READ MORE

Jul 2, 2019 in Career Counselling by Abha
 • 28,140 points • 7,327 views
0 votes
1 answer

SQL query to count number of distinct products

Hi Preethi, Use below SQL query, SELECT CUST_ID, COUNT(DISTINCT ...READ MORE

Jun 10, 2019 in Tableau by anonymous
 • 33,050 points • 4,143 views
0 votes
1 answer

Can you explain what is the difference between hashtable and hashmap?

Hi, Hashtable is synchronized, whereas HashMap is not. This makes HashMap better for ...READ MORE

Aug 15, 2019 in Java by anonymous
 • 1,330 views
+1 vote
0 answers

can i connect redhat and ubuntu in oracle virtualbox as master&node

i installed ubuntu&redhat machines in oracle vmware,so ...READ MORE

Aug 17, 2019 in DevOps & Agile by anonymous
 • 1,202 views
0 votes
1 answer

Declaring default environment variables in docker-compose.

Compose supports declaring default environment variables in ...READ MORE

Jul 3, 2019 in Docker by Sirajul
 • 59,190 points • 3,145 views
0 votes
1 answer

Name node RAM metadata

For the above requirement, the memory consumption ...READ MORE

Jul 23, 2019 in Big Data Hadoop by Reshma
 • 2,289 views
0 votes
1 answer

Why use Puppet to manage kubernetes clusters?

The use of Puppet to manage Kubernetes ...READ MORE

Aug 22, 2019 in Puppet by Sirajul
 • 59,190 points • 985 views
0 votes
1 answer

How to eliminate out outliers in a dataframe?

There are various ways we can replace ...READ MORE

Jul 16, 2019 in Python by Dinesh
 • 2,589 views
+1 vote
0 answers

Output of dump command has empty records

this is my input file output_pig_group_education_comma/input_load.txt and its ...READ MORE

Aug 10, 2019 in Big Data Hadoop by Manju Bhargavi
 • 1,522 views
0 votes
1 answer

Why focus on Container management with puppet?

As with any other IT endeavor, your ...READ MORE

Aug 16, 2019 in Puppet by Sirajul
 • 59,190 points • 1,244 views
0 votes
1 answer

Monitoring Spark application

Spark-submit jobs are also run from client/edge ...READ MORE

Aug 9, 2019 in Apache Spark by Umesh
 • 1,540 views
0 votes
1 answer

What is the difference between the host file and an inventory file in ansible?

Actually both are same. hosts file is ...READ MORE

Feb 12, 2019 in Ansible by Amith
 • 140 points • 9,294 views
0 votes
1 answer

How do I enable puppet collection repository in puppet if I am using Puppet 6.7?

In Puppet6.7 you have to enable Puppet ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
 • 59,190 points • 1,935 views
0 votes
1 answer

What are the different ways of invoking TestNG?

@Jeetu, TestNG can be invoked in following ...READ MORE

Jun 19, 2019 in Selenium by Abha
 • 28,140 points • 3,733 views
0 votes
1 answer

How to create a dictionary whose elements are lists?

A simple way to do this is ...READ MORE

Aug 7, 2019 in Python by Arvind
 • 3,050 points • 1,621 views
0 votes
1 answer

Error while configuring Hiera for puppet

In order for changes to your hiera configuration to ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
 • 59,190 points • 1,833 views
0 votes
1 answer

Search elements in a vector or list

There are multiple functions and operators that can ...READ MORE

Aug 22, 2019 in Data Analytics by Cherukuri
 • 33,050 points • 1,007 views
+1 vote
1 answer

I should be able to hide "Custom Dates" Parameters on Selecting "Last 10 days " and also able to edit Between different "Custom Start and End Dates" when " Custom Dates " is selected ??

You can check this out,  https://community.tableau.com/thread ...READ MORE

Jul 22, 2019 in Tableau by nikki
 • 2,266 views
0 votes
1 answer

How do I list containers filtering by pod namespace?

To target only pods in a specific ...READ MORE

Jul 23, 2019 in Kubernetes by Sirajul
 • 59,190 points • 2,263 views
+1 vote
3 answers

Which language should I learn when starting career as data scientist - R or Python

I'll put down a few parameters on ...READ MORE

Oct 26, 2018 in Data Analytics by Kalgi
 • 52,340 points • 2,924 views
0 votes
1 answer

What is twisted in python?

Twisted is a framework written in python, ...READ MORE

Aug 13, 2019 in Python by Mohammad
 • 3,230 points • 1,349 views
0 votes
1 answer

find data in different positions of the document ?

Can you tell which RPA tool you ...READ MORE

Aug 29, 2019 in RPA by Abha
 • 28,140 points • 863 views
0 votes
1 answer

Puppet+Docker: How do i configure my docker container to use a NFS volume?

docker_volume { 'nfs-volume': ensure => ...READ MORE

Aug 13, 2019 in Puppet by Sirajul
 • 59,190 points • 1,350 views
0 votes
1 answer

How far do Docker containers scale? Are there any requirements for the same?

Large web deployments like Google and Twitter ...READ MORE

Jul 30, 2019 in Docker by Jerry
 • 1,965 views
0 votes
1 answer

Spark Submit: class does not exists

In the command, you have mentioned the ...READ MORE

Jul 26, 2019 in Apache Spark by Jimmy
 • 2,135 views
0 votes
1 answer

Unable to Locate WinUtils Library in Hadoop binary path.

If you are facing this problem while running a ...READ MORE

Jul 11, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 2,774 views
0 votes
1 answer

When do I use simple exponential smoothing and what is the math behind it?

Hey @Ruth, you can use this model ...READ MORE

Aug 1, 2019 in Machine Learning by Ashish
 • 1,867 views
0 votes
1 answer

Hadoop: ERROR: datanode.DataNode: java.io.IOException: Datanode state: LV = -32 CTime = 1377582559943 is newer than the namespace state: LV = -32 CTime = 0

Hey, You can do one thing, open the file ...READ MORE

Aug 5, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 1,690 views
0 votes
1 answer

Puppet+Docker: How to Update/Remove a docker service?

Update a docker service: To update the service, add ...READ MORE

Aug 14, 2019 in Puppet by Sirajul
 • 59,190 points • 1,302 views
0 votes
1 answer

How does mixing Swarm and Kubernetes work in the same cluster?

Yes you could use them together. When you ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,190 points
edited Jul 6, 2019 by Sirajul • 3,032 views
0 votes
1 answer

Authentication Failed: Invalid Credentials error while using SMTP or IMAP services

Hi @Smita, you are facing this problem ...READ MORE

Mar 4, 2019 in RPA by Anvi
 • 14,150 points • 8,341 views
0 votes
1 answer

Puppet : Provisioning a Replica in PE for High availability.

Provisioning a replica duplicates specific components and ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 1,864 views
0 votes
1 answer

Puppet in Docker : Setting up Puppet Infrastructure

You can use the images for standing ...READ MORE

Aug 19, 2019 in Puppet by Sirajul
 • 59,190 points • 1,085 views
0 votes
1 answer

what is socket.io?

Before knowing the answer to this question, ...READ MORE

Jul 17, 2019 in Others by sunshine
 • 1,300 points • 2,508 views
0 votes
1 answer

Replace values in data frame with valued of another dataframe.

Hi @Puneeth, you use something like this: f ...READ MORE

May 30, 2019 in Python by Ashish
 • 4,577 views
0 votes
1 answer

How to launch PhantomJS driver using Desired Capability?

Hey usha, to launch PhantomJS driver using ...READ MORE

Jul 16, 2019 in Selenium by Anvi
 • 14,150 points • 2,581 views
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