Trending questions in Edureka Community

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Why doesn't my Spark Yarn client runs on all available worker machines?

I am running an application on Spark ...READ MORE

Feb 22, 2019 in Apache Spark by Uzair Ahmad
edited Feb 22, 2019 by Omkar • 7,742 views
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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
 • 33,030 points • 5,663 views
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1 answer

Difference b/w reduce and reduceLeft

The reduceLeft method takes an associative binary ...READ MORE

Jun 20, 2019 in Big Data Hadoop by Kriti
 • 2,597 views
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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
 • 848 views
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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
 • 895 views
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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
 • 857 views
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1 answer

What is Shared Edit Logs in case of Stand By Name Node in Hadoop 2.x?

Yes, Shared Edit Logs exist in case ...READ MORE

Jun 19, 2019 in Big Data Hadoop by Hansini
 • 2,624 views
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2 answers

How to create MySQL tables using Ansible?

--- - hosts: dbserver   tasks:    - name: create a table ...READ MORE

Mar 19, 2019 in Ansible by Ankit Tyagi
 • 7,500 views
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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
 • 1,071 views
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1 answer

Need help with automation test script using Cucumber and selenium!

Hi Unnati, you can use TestNG to ...READ MORE

Aug 1, 2019 in Selenium by Abha
 • 28,140 points • 763 views
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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
 • 33,030 points • 892 views
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2 answers

R maps using Tmaps

Check this out! https://www.youtube.com/watch?v=GMi1ThlGFMo READ MORE

Jul 30, 2019 in Data Analytics by anonymous
 • 33,030 points • 848 views
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1 answer

How to manipulate strings in Python?

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

Aug 9, 2019 in Python by Arvind
 • 3,040 points • 422 views
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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
 • 1,104 views
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1 answer

Which service is suitable to implement IAAC?

To implement IAAC on AWS platform make ...READ MORE

Jul 8, 2019 in AWS by anonymous
 • 1,800 views
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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
 • 626 views
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1 answer

Doubt in numpy.vstack

The vstack function in numpy will stack ...READ MORE

Jul 30, 2019 in Python by Esha
 • 851 views
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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
 • 33,030 points • 2,700 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
 • 2,136 views
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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
 • 65,910 points • 881 views
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1 answer

How to search for a Key in a Scala Map?

Hey, The Map.contains() method will tell you if ...READ MORE

Jul 29, 2019 in Apache Spark by Gitika
 • 65,910 points • 875 views
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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 • 1,011 views
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1 answer

How to Suspending a Workflow, Coordinator or Bundle Job in Oozie?

Hey, The suspend option suspends a workflow job in RUNNING status. After ...READ MORE

Jun 24, 2019 in Big Data Hadoop by Gitika
 • 65,910 points • 2,397 views
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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
 • 65,910 points • 873 views
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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 • 618 views
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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 • 997 views
0 votes
3 answers

What are the roles of a data scientist

These are the high-level roles: Data mining and ...READ MORE

Feb 11, 2019 in Career Counselling by Mariam
 • 9,198 views
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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 • 2,042 views
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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 • 477 views
0 votes
1 answer

Copy all files from local (Windows) to HDFS with Scala code

Please try the following Scala code: import org.apache.hadoop.conf.Configuration import ...READ MORE

May 22, 2019 in Apache Spark by Karan
 • 3,795 views
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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
 • 1,075 views
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3 answers

Group discussion tricks or advice/suggestion

Hey, I am providing some of the important ...READ MORE

May 30, 2019 in Career Counselling by Gitika
 • 65,910 points • 2,663 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 • 1,764 views
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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 • 1,382 views
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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
 • 720 views
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0 answers

Is there a way to check if an element is underlined on a webpage using Python-Selenium Webdriver?

Is there a way to check if ...READ MORE

Jul 30, 2019 in Selenium by Omar
 • 850 views
0 votes
1 answer

Using lambda functions to solve Algebra

Python lambda functions can be used to ...READ MORE

Jun 17, 2019 in Python by anonymous
 • 2,672 views
0 votes
1 answer

what is base modulepath in puppet?

The base modulepath is a list of ...READ MORE

Jul 30, 2019 in Puppet by Sirajul
 • 59,230 points • 811 views
0 votes
1 answer

Error: Could not find class git::config for xxxx on node xxxx

You should note that you cannot call include on git::config. git::config is a ...READ MORE

Jul 31, 2019 in Puppet by Sirajul
 • 59,230 points • 775 views
0 votes
1 answer

How to set Hive Server port?

You can set the port in the hive-site.xml file. ...READ MORE

May 31, 2019 in Big Data Hadoop by Aisha
 • 3,403 views
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2 answers

How to return multiple objects from a Java method?

In the event the method you're calling ...READ MORE

Aug 30, 2019 in Java by Karan
 • 19,610 points • 8,376 views
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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
 • 65,910 points • 548 views
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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 • 1,065 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 • 760 views
+1 vote
5 answers

Using IAM user account how can I login to AWS Console?

Hi, Here for the above mentioned IAM user ...READ MORE

Jan 27, 2020 in AWS by vivek
 • 530 points • 6,931 views
+1 vote
1 answer

Django not found error

Before installing Django make sure you have ...READ MORE

Jun 24, 2019 in Python by Fata
 • 1,050 points • 2,316 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
 • 65,910 points • 2,331 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 • 3,999 views
0 votes
1 answer

How do you make a higher order function in Python?

You have two choices to create higher-order ...READ MORE

Jul 25, 2019 in Python by Yesha
 • 1,019 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
 • 4,336 views
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