Trending questions in Edureka Community

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How to format output in shiny app?

You can use sprintf() to define the ...READ MORE

Aug 21, 2019 in Data Analytics by anonymous
 • 33,050 points • 1,311 views
0 votes
1 answer

Docker Architecture

Docker is having a  client-server architecture. The ...READ MORE

Aug 27, 2019 in Docker by kim
 • 1,011 views
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1 answer

How to write content of one file to another file in Python?

The following code snippet might solve your ...READ MORE

Aug 26, 2019 in Python by Neel
 • 3,020 points • 1,053 views
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1 answer

I want to implement Fluent Wait in my test script, but I am new to Selenium and don't know much about Waits. Can anyone please help?

Hey Indu, Fluent wait is a class which ...READ MORE

Jul 23, 2019 in Selenium by Abha
 • 28,140 points • 2,559 views
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1 answer

Secure Jenkins with AWS

Make use of the security groups and ...READ MORE

Aug 30, 2019 in Jenkins by Payal
 • 879 views
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1 answer

How to get all options of a dropdown on a webpage using Selenium Webdriver?

Hey Joel, you can use following lines ...READ MORE

Jul 15, 2019 in Selenium by Abha
 • 28,140 points • 2,892 views
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1 answer

Shiny app widgests side by side

Hey, Use CSS to float the input widgets ...READ MORE

Sep 24, 2019 in Data Analytics by anonymous
 • 33,050 points • 699 views
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1 answer

Puppet: What's the benefit of using Kubernetes with Puppet?

Kubernetes with Puppet allows you to manage resources ...READ MORE

Aug 21, 2019 in Puppet by Sirajul
 • 59,190 points • 1,262 views
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1 answer

How to enable WebHDFS in the Datanodes?

In the datanodes, open the hdfs-site.xml file and add ...READ MORE

May 24, 2019 in Big Data Hadoop by Garima
 • 5,099 views
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1 answer

text = _whitespace_only_re.sub('', text) TypeError: expected string or bytes-like object

This seems like an issue with textwrap ...READ MORE

Feb 13, 2019 in Python by Omkar
 • 69,180 points • 9,424 views
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1 answer

Puppet and Jenkins: How does Puppet manage Jenkins security?

Jenkins security is not managed by puppet ...READ MORE

Aug 28, 2019 in Puppet by Sirajul
 • 59,190 points • 949 views
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2 answers

Kafka service not starting. Shows no output

sudo systemctl status kafka This should at least ...READ MORE

May 9, 2019 in Apache Kafka by Novice
 • 7,374 views
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1 answer

Killing oozie Jobs by userid

Suppose you want to kill the jobs ...READ MORE

Jul 29, 2019 in Big Data Hadoop by Esha
 • 2,238 views
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2 answers

Change the default order of labels of factor in R

You can also use relevel() to change ...READ MORE

Jun 27, 2019 in Data Analytics by sindhu
 • 3,585 views
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WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable [closed]

Hi All I am running Scala program on ...READ MORE

May 5, 2019 in Apache Spark by Vishal
closed May 6, 2019 by Omkar • 5,961 views
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1 answer

How to create znode in zookeeper?

Hey, Create a znode with the given path. The flag argument ...READ MORE

May 28, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 4,951 views
0 votes
1 answer

Puppet: Error: Could not get lock /var/lib/dpkg/lock – open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?

I faced the same error while i ...READ MORE

Aug 5, 2019 in Puppet by Sirajul
 • 59,190 points • 1,936 views
+1 vote
0 answers

i open the spinner and can save document , but i am not able to save spinner information with my document in android, can u help?

Aug 28, 2019 in Java by DT
 • 130 points • 936 views
0 votes
1 answer

Puppet Error: Failure during provision command during the puppet agent run on replica 2: Failed to generate additional resources using 'eval_generate': Error 500 on SERVER: Server Error:

The provision command triggers an error if you try ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
 • 59,190 points • 2,107 views
0 votes
2 answers

How do I install Git on CentOS?

Hi, If you want to install Git 1 ...READ MORE

Feb 4, 2020 in Git & GitHub by MD
 • 95,460 points • 1,538 views
0 votes
1 answer

Are the Reserved Instances available for Multi-AZ Deployments?

Reserved Instances is a pricing model, which ...READ MORE

Aug 8, 2019 in AWS by Diana
 • 1,792 views
0 votes
1 answer

Rmarkdown color to inline and block text

Hey, To mark text as inline, use a ...READ MORE

Sep 17, 2019 in Data Analytics by anonymous
 • 33,050 points • 1,104 views
0 votes
1 answer

Submit all 3 inputs vs one using button in shiny

Hi, Preethi. When you want to submit individually, ...READ MORE

Sep 24, 2019 in Data Analytics by anonymous
 • 33,050 points • 667 views
0 votes
1 answer

How to create an Object Repository to test facebook login in Selenium Webdriver?

Hi Kanak, to test facebook login using ...READ MORE

Jul 17, 2019 in Selenium by Anvi
 • 14,150 points • 2,740 views
–1 vote
1 answer

Out-of-band channels for entry points in web application hacking

The out-of-band channels for entry depends on ...READ MORE

Aug 22, 2019 in Cyber Security & Ethical Hacking by Daniel
 • 1,226 views
0 votes
1 answer

different ways of reading text files in R?

Hi Payal, These are the ways to read ...READ MORE

Aug 29, 2019 in Data Analytics by Cherukuri
 • 33,050 points • 871 views
0 votes
1 answer

Puppet: Can I publish my custom module on the forge repository?

To share your module with other Puppet users, get ...READ MORE

Aug 26, 2019 in Puppet by Sirajul
 • 59,190 points • 1,002 views
–1 vote
0 answers

Python Challenge : Writing a file

Write a sign up program for a ...READ MORE

Sep 4, 2019 in Python by Waseem
 • 4,540 points • 698 views
0 votes
1 answer

What is the swarm mode public key infrastructure?

Built-in Public Key Infrastructure System helps to ...READ MORE

Aug 23, 2019 in Docker by Sirajul
 • 59,190 points • 1,129 views
0 votes
0 answers

what is the use of modules in python ?

Sep 5, 2019 in Python by anonymous
 • 603 views
0 votes
2 answers

What is the role of TestNG & JUnit frameworks in Selenium?

TestNG and JUnit are test frameworks . it ...READ MORE

Sep 4, 2020 in Selenium by Sri
 • 3,190 points • 3,559 views
0 votes
1 answer

Edit image in R

There are different packages in r to edit the ...READ MORE

Aug 7, 2019 in Data Analytics by anonymous
 • 33,050 points • 1,830 views
0 votes
1 answer

Logging to a Linux EC2 using username/password combination

By default in a Linux EC2, allows ...READ MORE

Aug 23, 2019 in AWS by Praveen
 • 700 points • 1,118 views
0 votes
1 answer

How to connect my puppet master to PuppetDB?

Working on your Puppet master server(s), follow all ...READ MORE

Jul 30, 2019 in Puppet by Sirajul
 • 59,190 points • 2,154 views
0 votes
1 answer

How can I integrate Selenium with Maven project?

Hey Vicky, follow these steps to integrate ...READ MORE

Jul 17, 2019 in Selenium by Abha
 • 28,140 points • 2,714 views
0 votes
1 answer

Puppet: Catalog Compilation Error: "type not found"

To fix catalog compilation errors: Ensure that your Puppet resource ...READ MORE

Aug 26, 2019 in Puppet by Sirajul
 • 59,190 points • 988 views
0 votes
1 answer

I can’t spy elements in Accessibility mode in blur prism .. however I can do it in HTML mode

Hey Jeenesh, this is one of the ...READ MORE

Jul 1, 2019 in RPA by Abha
 • 28,140 points • 3,416 views
0 votes
1 answer

Puppet: Managing confidential information in Puppet

Using Hiera for external data lookups and ...READ MORE

Aug 30, 2019 in Puppet by Sirajul
 • 59,190 points • 839 views
0 votes
1 answer

Filter using dplyr

@Sagar, use filter followed by condition for ...READ MORE

Sep 10, 2019 in Data Analytics by kiran
 • 1,184 views
0 votes
1 answer

Python, mysqldb and unicode

What you get is a bytestring. You ...READ MORE

Aug 1, 2019 in Python by SDeb
 • 13,300 points • 2,070 views
0 votes
2 answers

What is AWS Code star?

AWS CodeStar is a service which bring ...READ MORE

Aug 5, 2020 in Cloud Computing by Preeti
 • 1,565 views
0 votes
1 answer

FAILEDError: java.io.IOException: Type mismatch in key from map

This error is thrown when the parameters ...READ MORE

Jul 30, 2019 in Big Data Hadoop by Rishi
 • 2,147 views
0 votes
1 answer

Hadoop: ERROR: namenode.NameNode: Could not initialize shared edits dir java.io.IOException: Cannot start an HA namenode with name dirs that need recovery.

Hi, You can do one thing: Create namenode dir with ...READ MORE

Aug 8, 2019 in Big Data Hadoop by Gitika
 • 65,730 points • 1,788 views
0 votes
1 answer

Exception in thread "main" java.lang.UnsupportedClassVersionError: has been compiled by a more recent version of the Java Runtime

Try removing the / before the input ...READ MORE

Aug 9, 2019 in Big Data Hadoop by Esha
 • 1,709 views
0 votes
1 answer

How can I ignore all test methods using @ignore annotation in JUnit?

@Gavish, if you want to ignore all ...READ MORE

Jun 13, 2019 in Selenium by Tisha
 • 4,207 views
0 votes
2 answers

How do I find all files containing specific text and rename in unix/linux

Hi, @Kal You can use this command below to ...READ MORE

Jul 2, 2019 in Linux Administration by Gitika
 • 65,730 points
edited Jul 2, 2019 by Gitika • 3,316 views
0 votes
1 answer

Puppet: couldn't run a cron job

You should use the cron type that is ...READ MORE

Aug 8, 2019 in Puppet by Sirajul
 • 59,190 points • 1,754 views
0 votes
1 answer

Scala: save filtered data row by row using saveAsTextFile

Try this code, it worked for me: val ...READ MORE

Aug 2, 2019 in Apache Spark by Karan
 • 2,011 views
0 votes
1 answer

How to get the number of frames on a webpage using webdriver?

Hi Esha, you can get the number ...READ MORE

May 28, 2019 in Selenium by Rajesh
 • 4,894 views
0 votes
1 answer

What are the key differences between python 2 and python 3?

The key differences include changes in the ...READ MORE

Aug 14, 2019 in Python by Mohammad
 • 3,230 points • 1,486 views
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