Trending questions in Edureka Community

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2 answers

How to subset rows containing NA in a chosen column of a data frame?

You can give this a try. subset(dataframe, is.na(dataframe$col2)) ...READ MORE

Aug 21, 2019 in Data Analytics by anonymous
 • 33,030 points • 10,467 views
0 votes
1 answer

Web scraping problem

This is because many websites do not ...READ MORE

Jul 31, 2019 in Python by Wajiha
 • 1,960 points • 999 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 • 996 views
0 votes
1 answer

R programming: Naming the output file using a variable

Use the paste command: write.csv(max.hsi, paste0("Index_", i,".csv ...READ MORE

Mar 26, 2019 in Data Analytics by Sophie may
 • 10,620 points • 6,520 views
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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 • 2,709 views
0 votes
1 answer

ARP Spoofing not capturing email and password

For ARP Spoofing to work, both victim ...READ MORE

Jul 25, 2019 in Cyber Security & Ethical Hacking by Jimmu
 • 1,250 views
0 votes
1 answer

DJOB TRACKER : Can not start task tracker because java.lang.IllegalArgumentException: Does not contain a valid host:port authority: 127.0.0.1:9001

Hey, According to your property set up, there ...READ MORE

Aug 5, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 770 views
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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
 • 2,328 views
0 votes
1 answer

How to manipulate strings in Python?

This can be done is a very ...READ MORE

Aug 9, 2019 in Python by Arvind
 • 3,050 points • 602 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 • 1,245 views
0 votes
1 answer

What is the way to configure the default bridge network?

To configure the default bridge network, you need to specify ...READ MORE

Jul 8, 2019 in Docker by Sirajul
 • 59,230 points • 1,972 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 • 1,843 views
0 votes
1 answer

What are the different daemons in yarn?

Hi, The different Daemons in YARN are:- Resources Manager:- Runs ...READ MORE

Apr 24, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 5,251 views
0 votes
2 answers

How can I list all the `env` properties within a Jenkins pipeline?

Here's a quick script you can add ...READ MORE

Aug 8, 2019 in Jenkins by Sirajul
 • 59,230 points • 8,468 views
0 votes
1 answer

No module named urllib3

It is possible that either urllib3 is ...READ MORE

Jan 24, 2019 in Python by SDeb
 • 13,300 points • 9,096 views
0 votes
1 answer

How to Modify the Maximum Number of Versions for a Column Family in Hbase?

Hey, The example uses HBase Shell to keep ...READ MORE

May 31, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 3,608 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
 • 1,054 views
0 votes
0 answers

How to perform component testing with the help of selenium, components like shadow-root, #document etc.

If anyone whats site where we can ...READ MORE

Aug 9, 2019 in Selenium by Ajay
 • 628 views
0 votes
0 answers

Select input dynamically in r shiny

The datset im using will be updated ...READ MORE

Aug 14, 2019 in Data Analytics by ruchi
 • 432 views
+1 vote
1 answer

How to create an Ec2 instance using Python boto3?

You can use the following code, it ...READ MORE

Dec 3, 2018 in AWS by Nabarupa
 • 11,297 views
0 votes
1 answer

Convert list into dict in Python

Try using the below-mentioned code, it should ...READ MORE

Jul 24, 2019 in Python by Banu
 • 1,266 views
0 votes
0 answers

Transition matrix to have percentages instead of default probability - Markov chain

While using Markov chain, is it possible ...READ MORE

Aug 3, 2019 in Machine Learning by Laksha
 • 913 views
0 votes
0 answers

Add new calculated column into dataframe using dplyr functions

How to add new calculated column into ...READ MORE

Aug 1, 2019 in Data Analytics by anonymous
 • 995 views
0 votes
0 answers

On executing runner class I get cucumber.runtime.CucumberException: java.lang.NoSuchMethodException

On executing runner class I get cucumber.runtime.CucumberException: ...READ MORE

Aug 5, 2019 in Others by Irfan
 • 787 views
0 votes
1 answer

How do you read from a file using file handling in python?

To read from a file you can ...READ MORE

Jul 30, 2019 in Python by Mohammad
 • 3,230 points • 1,175 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
 • 7,663 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 • 1,085 views
0 votes
1 answer

How the if-else statement is different for Scala and Java?

Hey, There is one main difference. This statement ...READ MORE

Jul 29, 2019 in Apache Spark by Gitika
 • 65,770 points • 1,039 views
0 votes
1 answer

Get MD5 checksum of a windows file using Ansible

Hi @Travis, you can use the win_stat ...READ MORE

Jun 11, 2019 in Ansible by Greg
 • 3,142 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 • 2,152 views
0 votes
0 answers

Picked up JAVA_TOOL_OPTIONS: -Duser.home=C:\Users\45059465,

When i am trying to execute the ...READ MORE

Jul 15, 2019 in Selenium by anonymous
 • 1,677 views
0 votes
2 answers

How to deploy a simple static micro site on Microsoft Azure?

Create an Azure Storage account ("hot file" ...READ MORE

Jun 4, 2020 in Azure by René
 • 1,376 views
+1 vote
1 answer

Is AWS certification necessary for doing an AWS job?

AWS jobs are related to working with Cloud ...READ MORE

Jul 20, 2019 in AWS by ArchanaNagur
 • 2,360 points • 1,414 views
0 votes
1 answer

Accessing the IP address list in contiki

Try something like this. #include "uip-ds6-nbr.h" #include "nbr-table.h" uip_ds6_nbr_t *nbr ...READ MORE

Jul 26, 2019 in IoT (Internet of Things) by Upasana
 • 8,620 points • 1,152 views
0 votes
0 answers

How to highlight one column in a bar/histogram chart?

How to highlight one column in a ...READ MORE

Aug 7, 2019 in Data Analytics by lohith
 • 675 views
0 votes
1 answer

Why do lambdas defined in a loop with different values all return the same result?

Here x is not local to the ...READ MORE

Jul 24, 2019 in Python by Haseeb
 • 1,239 views
0 votes
1 answer

What are data structures in python?

Data structures in python are basically the ...READ MORE

Aug 2, 2019 in Python by Mohammad
 • 3,230 points • 1,240 views
+1 vote
1 answer

how to combine multiple columns in to single column?

1. Select Edit Queries 2.Select which column you ...READ MORE

Aug 6, 2019 in Power BI by anonymous
 • 1,074 views
0 votes
1 answer

wcopyfind equivalent for python

Hi @Ashish, you can use the difflib ...READ MORE

Aug 6, 2019 in Python by Tara
 • 712 views
0 votes
1 answer

Python urllib2 Response header

Try to request as Firefox does. You ...READ MORE

Jun 28, 2019 in Python by SDeb
 • 13,300 points • 2,356 views
0 votes
1 answer

***Edureka Techathon Discussion***

I would like to know for how ...READ MORE

Jul 17, 2019 in Ask us Anything! by Sophie may
 • 10,620 points • 1,586 views
0 votes
0 answers

What is the syntax for an empty while loop in python?

What kind of ambiguities are expected for ...READ MORE

Aug 5, 2019 in Python by Waseem
 • 4,540 points • 762 views
+1 vote
1 answer

Ansible Playbook cannot locate the role

Use requirements.yml file and running it with: ansible-galaxy install -r ...READ MORE

Mar 13, 2019 in Ansible by krishti
 • 6,930 views
0 votes
1 answer

Error: /Stage[main]/Mysql-server/Service[mysql-server]: Could not evaluate: Could not find init script or upstart conf file for 'mysql-server'

The error means that puppet was not ...READ MORE

Aug 7, 2019 in Puppet by Sirajul
 • 59,230 points • 627 views
0 votes
1 answer

heapify returns NoneType

The heapify() method transforms the list in-place. This means ...READ MORE

Jul 26, 2019 in Python by SDeb
 • 13,300 points • 1,149 views
0 votes
1 answer

Is it possible to change the default location of a managed table?

Hi, Yes, you can do it by using ...READ MORE

Jun 18, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 2,775 views
0 votes
1 answer

What happens if I don't create a Package and add a Class directly under the Project in Eclipse?

Hello Avantika, its not considered as a ...READ MORE

Jul 17, 2019 in Selenium by Anvi
 • 14,150 points • 1,557 views
0 votes
1 answer

What are the challenges we faced as Hadoop Admin?

Hey,  There are some of the key responsibilities ...READ MORE

Jun 25, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 2,492 views
0 votes
1 answer

What are the major components of Selenium IDE?

Hi Janvi, Selenium IDE is divided into different ...READ MORE

May 13, 2019 in Selenium by Anvi
 • 14,150 points • 4,331 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 • 918 views
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