Trending questions in Edureka Community

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3 answers

What are the roles and responsibilities of systems engineer?

A System Engineer is a person who ...READ MORE

May 15, 2019 in Career Counselling by Avi
 • 8,461 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
 • 941 views
0 votes
1 answer

Puppet+Kubernetes: How do I convert puppet code to kubernetes yaml format?

Sometimes you may want to convert PuppetDSL ...READ MORE

Aug 22, 2019 in Puppet by Sirajul
 • 59,230 points • 920 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
 • 59,230 points • 590 views
0 votes
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
 • 1,940 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
 • 1,773 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
 • 59,230 points • 1,642 views
0 votes
1 answer

Nonstandard query string markers and field separators in a web application

You should definitely consider them as entry ...READ MORE

Aug 22, 2019 in Cyber Security & Ethical Hacking by Likith
 • 910 views
+1 vote
1 answer

How to install scipy for Python 2.7?

Open the command prompt and follow these ...READ MORE

Jul 4, 2019 in Python by Arvind
 • 3,050 points • 2,981 views
0 votes
1 answer

Puppet and Jenkins integration

Rake is sophisticated test runner written in ...READ MORE

Aug 29, 2019 in Puppet by Sirajul
 • 59,230 points • 595 views
0 votes
1 answer

@Component vs @Controller vs @Repository vs @Service annotations in Spring Framework

@Component: This marks a java class as a bean. ...READ MORE

Nov 28, 2018 in Java by code.reaper12
 • 3,500 points • 12,459 views
0 votes
1 answer

What is the default location of Hadoop log files & how can I change that location?

The default directory of Hadoop log file ...READ MORE

May 4, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 21,404 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
 • 33,030 points • 798 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 • 840 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
 • 59,230 points • 1,875 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
 • 59,230 points • 1,492 views
0 votes
0 answers

How to make abstract classes in python?

How do you make a class, abstract ...READ MORE

Aug 26, 2019 in Python by Waseem
 • 4,540 points • 749 views
0 votes
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 • 2,549 views
–1 vote
6 answers

Hyperledger fabric: Docker container error: Error response from daemon: Container is not running

I had to update the version of ...READ MORE

Apr 25, 2019 in Blockchain by Gani
 • 9,618 views
0 votes
1 answer

Unable to send keys value inside my password field

Hey thanks for the input.. I found the ...READ MORE

Dec 19, 2018 in Selenium by Santhosh
 • 11,538 views
0 votes
2 answers

Java Security: Illegal key size or default parameters

Starting from Java 9 or 8u151, you ...READ MORE

Aug 23, 2018 in Java by Parth
 • 4,640 points • 8,681 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
 • 1,438 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 • 1,792 views
+2 votes
0 answers

USE PostgreSQL

Aug 27, 2019 in Power BI by anonymous
 • 631 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
 • 3,930 views
0 votes
1 answer

Hadoop: Error: slave: bash: line 0: cd: /opt/hadoop-1.1.0/libexec/..: No such file or directory

Hi,   In this case, it is searching ...READ MORE

Aug 7, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,517 views
0 votes
0 answers

I do not have a real result about encryption file use AES mode CFB in pycrptodome on python [closed]

I'm using Ubuntu win. on python I ...READ MORE

Aug 23, 2019 in Cyber Security & Ethical Hacking by Ahmed
 • 310 points
closed Aug 23, 2019 by Ahmed • 901 views
0 votes
1 answer

Puppet in Docker : Accessing Puppet Explorer Dashboard.

Run docker-compose up to launch the containers.  Note that you'll ...READ MORE

Aug 20, 2019 in Puppet by anonymous
 • 959 views
0 votes
1 answer

Hadoop:Error: Network is unreachable; Host Details : local host is: "localhost/127.0.0.1"; destination host is: "boss":32939;

Hey,  I guess there is no IP address ...READ MORE

Aug 7, 2019 in Big Data Hadoop by Gitika
 • 65,770 points • 1,510 views
+1 vote
1 answer

What is the exam cost of AWS associate architect?

Cost of AWS associate architect is 150 ...READ MORE

Aug 26, 2019 in AWS by Cloud_Castle
 • 653 views
0 votes
1 answer

Puppet: Handling system resources in puppet.

System resources are the key elements of ...READ MORE

Aug 28, 2019 in Puppet by Sirajul
 • 59,230 points • 602 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
 • 65,770 points • 1,504 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
 • 1,859 views
0 votes
1 answer

How to create password field in Swing?

Swing provides an object called JPasswordField for ...READ MORE

Aug 27, 2019 in Java by Bruce
 • 640 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
 • 4,612 views
0 votes
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
 • 65,770 points • 4,603 views
0 votes
1 answer

How to create singleton classes in Scala?

Hey, Scala introduces a new object keyword, which is used ...READ MORE

Jul 31, 2019 in Apache Spark by Gitika
 • 65,770 points • 1,806 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
 • 59,230 points • 1,763 views
0 votes
1 answer

How to install RHadoop packages (RMR, RHDFS, RHBase)?

With dev tools you can install directly ...READ MORE

Jul 5, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 2,932 views
0 votes
1 answer

Puppet in Docker: Error while running the Puppet container

Try to uncomment the following lines in the definition ...READ MORE

Aug 19, 2019 in Puppet by Sirajul
 • 59,230 points • 977 views
0 votes
1 answer

How to modify hidden content in a web page?

You can save the source code as ...READ MORE

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

How can I automate drag and drop in a web page using UiPath?

Hi @Manish, drag and drop task can ...READ MORE

Mar 20, 2019 in RPA by Anvi
 • 14,150 points • 7,561 views
0 votes
1 answer

What is namespaces in python?

plz do some searches and then ask ...READ MORE

Aug 24, 2019 in Python by Andres
 • 786 views
0 votes
1 answer

Kubernetes: What are the types of multi-container pod patterns?

Here are the different types of multi-container ...READ MORE

Jul 17, 2019 in Kubernetes by Sirajul
 • 59,230 points • 2,400 views
0 votes
1 answer

Exporting of ORC file to RDBMS using SQOOP

We have to use Sqoop-HCatalog Integration here. ...READ MORE

Jul 9, 2019 in Big Data Hadoop by Rishi
 • 2,743 views
0 votes
2 answers

Angular Bitcoin error: "Error trying to diff '[object Object]'"

There are two approaches to this: 1. You ...READ MORE

Sep 4, 2018 in Blockchain by slayer
 • 29,370 points • 13,912 views
0 votes
1 answer

Spark to check if a particular string exists in a file

You can use this: lines = sc.textFile(“hdfs://path/to/file/filename.txt”); def isFound(line): if ...READ MORE

Mar 15, 2019 in Apache Spark by Raj
 • 7,749 views
0 votes
1 answer

When should I prefer Server-side validation checks over Client-side validation checks?

Yes, it is true that server-side checks ...READ MORE

Aug 23, 2019 in Cyber Security & Ethical Hacking by Karuna
 • 790 views
0 votes
1 answer

Python: How to find dimensions of the image?

You can use the Pillow package here, ...READ MORE

Jul 11, 2019 in Python by Likith
 • 2,651 views
0 votes
0 answers

How to calculate accuracy in a logistic regression model in python?

What accuracy score is considered a good ...READ MORE

Jul 30, 2019 in Python by Waseem
 • 4,540 points • 1,862 views
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