Trending questions in Edureka Community

0 votes
1 answer

Puppet: How can i remove all the node entries that are no longer managed by puppet?

You could try this: class remove_unmanaged { ...READ MORE

Aug 9, 2019 in Puppet by Sirajul
• 59,230 points
851 views
0 votes
1 answer

How to check ethereum logs?

Hey there! You don't have a Verbose ...READ MORE

Jan 9, 2019 in Blockchain by Omkar
• 69,220 points
10,005 views
0 votes
0 answers

Update value of one variable from another variable in shiny

How to update the value of one ...READ MORE

Aug 14, 2019 in Data Analytics by kajal
703 views
0 votes
1 answer

what is an anonymous function Scala?

Hi, An anonymous function in Scala is a ...READ MORE

Jul 29, 2019 in Apache Spark by Gitika
• 65,770 points
1,321 views
0 votes
1 answer

Instance type required to deploy 4 node cluster of hadoop in aws

Hadoop cluster follows a master-slave concept. The ...READ MORE

Aug 8, 2019 in AWS by Disha
878 views
+1 vote
2 answers

Difference: abstract class and interface in Python

If abstract class contains only abstract methods ...READ MORE

Jun 21, 2019 in Python by anonymous
7,932 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
8,591 views
0 votes
1 answer

How to install modules from puppet forge?

Use the puppet module install command with ...READ MORE

Jul 26, 2019 in Puppet by Sirajul
• 59,230 points
1,443 views
0 votes
1 answer

What is Lazy val in Scala?

Hey, Scala executes a val when we define ...READ MORE

Jul 29, 2019 in Apache Spark by Gitika
• 65,770 points
1,306 views
0 votes
1 answer

what is the role of Facter in puppet?

Facter is a library that reports and ...READ MORE

Jul 25, 2019 in Puppet by Sirajul
• 59,230 points
1,478 views
0 votes
1 answer

rmarkdown Parameters declaration and using parameters

Create parameters using params attribute inside Rmarkdown ...READ MORE

Jul 31, 2019 in Data Analytics by anonymous
1,257 views
0 votes
1 answer

Read from database and store in R as dataframe

Your code would fetch you a MySQL ...READ MORE

Jul 30, 2019 in Data Analytics by anonymous
• 33,050 points
1,298 views
0 votes
1 answer

What is a Kubelet?

Each node runs services to run containers ...READ MORE

Jul 11, 2019 in Kubernetes by Sirajul
• 59,230 points
2,073 views
0 votes
1 answer

Why do we create a reference variable of type Webdriver, not the actual browser type?

Hey Karan, we create a reference variable ...READ MORE

Jun 22, 2019 in Selenium by Abha
• 28,140 points
2,933 views
+1 vote
2 answers

Error: com/eng/mr/WordCountDriver : Unsupported major.minor version 52.0

The reason why you get this error ...READ MORE

Aug 6, 2019 in Big Data Hadoop by Venkita
• 240 points
898 views
0 votes
1 answer

How to find the sum of rows in Pandas dataframe?

You can use a combination groupby function with the sum() method. ...READ MORE

May 9, 2019 in Python by Jisha
4,794 views
0 votes
1 answer

How to start spark history server?

Hi, You can use this command to start ...READ MORE

Aug 6, 2019 in Apache Spark by Gitika
• 65,770 points
947 views
0 votes
1 answer

Restoring the PuppetDB .

Yes,you could certainly restore them. To restore PuppetDB from one ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
• 59,230 points
1,209 views
0 votes
1 answer

How to start Firefox browser on Mac using Selenium Webdriver?

Hey Tom, you can use following commands ...READ MORE

Jul 18, 2019 in Selenium by Abha
• 28,140 points
1,768 views
0 votes
1 answer

How to find exponent of a number in Python?

Yes you can do it using the ...READ MORE

Jul 2, 2019 in Python by Arvind
• 3,050 points
2,460 views
+1 vote
1 answer

i still can't find http proxy in system setting

Could be because you don't have the ...READ MORE

Jul 29, 2019 in Python by Anvi
1,296 views
0 votes
1 answer

Puppet : Can i install jenkins on a puppet server using Git?

Installing puppet-jenkins is easy. To install via Git, ...READ MORE

Aug 9, 2019 in Puppet by Sirajul
• 59,230 points
824 views
0 votes
1 answer

Deploying Flask on Windows in production

Installing on Windows is kind of like ...READ MORE

May 29, 2019 in Python by SDeb
• 13,300 points
3,936 views
0 votes
1 answer

Calculate probabilities for Markov Chain - Python

You have to use the tuples from ...READ MORE

Aug 2, 2019 in Machine Learning by Ishaan
1,115 views
0 votes
1 answer

Puppet: use Puppet templates to configure NTP

Here's an example of configuring NTP using ...READ MORE

Aug 9, 2019 in Puppet by Sirajul
• 59,230 points
814 views
0 votes
1 answer

Return rows with not null values in Tableau

Hi Nithin, You can add a calculated field ...READ MORE

Apr 10, 2019 in Tableau by Cherukuri
• 33,050 points
6,034 views
0 votes
1 answer

How can i know the time as to when exactly did a node join puppet?

Puppet does not itself keep any timestamp ...READ MORE

Aug 8, 2019 in Puppet by Sirajul
• 59,230 points
860 views
+2 votes
0 answers

how to take a loop from SAP Application?

Hello, I stuck in one scenario that is ...READ MORE

Aug 12, 2019 in RPA by anonymous
• 140 points
664 views
0 votes
1 answer

When do Reduce tasks start in Hadoop?

As much I understand Reduce phase start ...READ MORE

Aug 9, 2019 in Big Data Hadoop by ravikiran
• 4,620 points
811 views
0 votes
1 answer

How to register new users for MVC4 website on Azure AD?

The application holds the permissions to read/write ...READ MORE

Jul 3, 2019 in Azure by Perry
• 17,100 points
2,400 views
0 votes
1 answer

How can I use HTML Unit Driver as a headless browser with Selenium?

Hello @Nishant, follow these steps to use ...READ MORE

May 17, 2019 in Selenium by Anvi
• 14,150 points
4,434 views
0 votes
1 answer

Dataset data type incorrect - R

You can assign datatypes for the field ...READ MORE

Jul 15, 2019 in Data Analytics by anonymous
1,882 views
0 votes
1 answer
0 votes
1 answer

After learn AWS architecture solutions what we learn for get easily job and better salary

Hey Diwakar, along with AWS Architecture Solutions, ...READ MORE

Jul 29, 2019 in Career Counselling by Anvi
• 14,150 points
1,371 views
+1 vote
1 answer

How to check if a string is in a file, using python?

Hi, Try the below given code: with open('myfile.txt') as ...READ MORE

Jul 5, 2019 in Python by Shabnam
• 930 points
2,306 views
0 votes
1 answer

How can I change my string into date directly?

Hi Priya, You check this code, import java.util.Date; import java.text.DateFormat; import ...READ MORE

Aug 10, 2019 in Java by sampriti
• 1,120 points
792 views
+1 vote
1 answer

Exception in thread "main" java.lang.IllegalStateExceptionrome.driver system property;

Hi Ashwin, your path for the webdriver ...READ MORE

Aug 14, 2019 in Selenium by Abha
• 28,140 points
591 views
0 votes
1 answer

Error: Ruby run error after connecting puppet apply to PuppetDB.

If Puppet apply is configured incorrectly, this error is ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
• 59,230 points
1,181 views
0 votes
1 answer

Puppet module path is not updating.

The puppet confdir depends on user that executes puppet ...READ MORE

Aug 5, 2019 in Puppet by Sirajul
• 59,230 points
963 views
0 votes
1 answer

Scala: when to use x(2) and x._2?

In the above statement, x(2) is specifying an array ...READ MORE

Jul 22, 2019 in Apache Spark by Yogi
1,559 views
0 votes
1 answer

How do I specify hexadecimal and octal integers in Python?

To represent an octal integer, precede the octal ...READ MORE

Jul 30, 2019 in Python by Meg
1,253 views
0 votes
1 answer

Jenkins with puppet.

For anyone interested in how to pull ...READ MORE

Aug 8, 2019 in Puppet by Sirajul
• 59,230 points
840 views
0 votes
1 answer

Does the feature of "Garbage Collection" exist in Docker?

Yes you can clean up resources in ...READ MORE

Jul 2, 2019 in Docker by Sirajul
• 59,230 points
2,434 views
0 votes
1 answer

What is the key difference between self in ruby and self in python?

Ruby and Python are actually very different languages (although ...READ MORE

Jul 30, 2019 in Python by Mohammad
• 3,230 points
1,299 views
0 votes
0 answers

Join 2 columns based on condition in R

How to join 2 columns in R ...READ MORE

Jul 1, 2019 in Data Analytics by nikita
2,508 views
0 votes
1 answer

Can I duplicate an existing CodePipeline?

Yes, you can duplicate your pipeline. All ...READ MORE

Jul 1, 2019 in AWS by Pallavi
2,465 views
0 votes
1 answer

Running scripts as a different user without password

You'll have to edit you sudoers file ...READ MORE

Jul 3, 2019 in Linux Administration by DareDev
• 6,890 points
2,379 views
0 votes
1 answer

Modify CSV file using UiPath

Hi @Praharsh, You can add columns to an ...READ MORE

Mar 5, 2019 in RPA by Anvi
• 14,150 points
7,595 views