Trending questions in Edureka Community

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Why we are configuring mapred.job.tracker in YARN?

I really dont know the reason behind ...READ MORE

Mar 29, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,689 views
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1 answer

Hadoop vs Data Lake

A data lake is a storage repository that holds ...READ MORE

Mar 26, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 2,820 views
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pre-requisites to learn Tableau and R

What are the pre-requisites to learn Tableau ...READ MORE

May 10, 2018 in Tableau by GandalfDwhite
 • 1,320 points • 924 views
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1 answer

Unique identification for data items in Python

Try the UUID module of Python. For example, ...READ MORE

Apr 17, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,874 views
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Hadoop: TaskTracker and JobTracker don't start with start-dfs.sh

You must run the start-dfs..sh too. So when ...READ MORE

Apr 4, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 2,462 views
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Do I need a license for Tableau Server to publish content from Tableau Desktop to the Server?

According to this setup you do not ...READ MORE

Apr 17, 2018 in Tableau by xyz
 • 1,560 points • 1,855 views
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1 answer

Building an Application using Selenium Webdriver

Check the below info: Selenium - apache 2 ...READ MORE

Apr 26, 2018 in Selenium by king_kenny
 • 3,710 points • 1,469 views
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1 answer

How to perform Near-real time analytics using Hadoop?

To perform Near-real time analytics, you have ...READ MORE

Apr 24, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,547 views
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1 answer

alert manager not working properly in prometheus

This is the default functionality of the ...READ MORE

Apr 10, 2018 in DevOps & Agile by DareDev
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1 answer

Adding Keypair to existing EC2 instance

No you can't. The reason is KeyPair ...READ MORE

Apr 8, 2018 in AWS by code_ninja
 • 6,300 points • 2,245 views
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1 answer

Selecting a sublist with purrr

Yes, purrr does provide a package called ...READ MORE

Apr 4, 2018 in Data Analytics by Bharani
 • 4,660 points • 2,408 views
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1 answer

Is there any difference between jenkins ssh publishers and ansible?

In a Layman’s language they're the same ...READ MORE

Apr 9, 2018 in DevOps & Agile by shubham
 • 7,340 points • 2,174 views
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1 answer

Where can i find the name servers of Google Compute Engine

The name server provided is private and ...READ MORE

Apr 18, 2018 in GCP by kurt_cobain
 • 9,350 points • 1,784 views
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Is there a way to transfer files between AWS s3 and ec2

The answer is a definite yes yes. ...READ MORE

Apr 17, 2018 in Cloud Computing by brat_1
 • 7,200 points • 1,826 views
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How to calculate profit when cost and revenue are in same column?

You can create the following calculated fields: Profit: SUM(IIF([account_category] ...READ MORE

Apr 10, 2018 in Tableau by ffdfd
 • 5,550 points • 2,125 views
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1 answer

Is there a way to find out the number of objects stored in an S3 bucket?

Frankly, that is not possible. This is ...READ MORE

Apr 17, 2018 in Cloud Computing by code_ninja
 • 6,300 points • 1,815 views
0 votes
1 answer

Why Java Code in Hadoop uses own Data Types instead of basic Data types?

Hadoop provides us Writable interface based data ...READ MORE

Apr 15, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,899 views
0 votes
1 answer

AWS data centre locations information

Please refer the following:  docs.aws.amazon.com/general/lates ...READ MORE

Apr 19, 2018 in Cloud Computing by hemant
 • 5,790 points • 1,721 views
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1 answer

Uploading CSV files into database

In order add the header data into ...READ MORE

Apr 17, 2018 in Talend by geek.erkami
 • 2,680 points • 1,841 views
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1 answer

Executing Test Case in Java

Below is a code for Facebook login ...READ MORE

Apr 27, 2018 in Selenium by Meci Matt
 • 9,460 points • 1,363 views
0 votes
1 answer

Is it possible to use VPC to have access between two AWS Regions

Good question this. Currently this feature is ...READ MORE

Apr 18, 2018 in Cloud Computing by code_ninja
 • 6,300 points • 1,754 views
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1 answer

HDFS Location in Hadoop?

Try using the same path where you ...READ MORE

Apr 19, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,719 views
0 votes
1 answer

Can we add AWS IAM users to AWS Cognito Pool?

For now, that seems unlikely. Because if ...READ MORE

Apr 18, 2018 in Cloud Computing by brat_1
 • 7,200 points • 1,740 views
0 votes
1 answer

trigger an event after checking into TFS

You essentially can't do this in TVFC. ...READ MORE

Apr 13, 2018 in DevOps & Agile by DareDev
 • 6,890 points • 1,962 views
0 votes
1 answer

AWS Cloud9: Can we deploy only one Lambda function at a given time

Let us start understanding what happens when ...READ MORE

Apr 18, 2018 in Cloud Computing by code_ninja
 • 6,300 points • 1,730 views
+1 vote
1 answer

How to decide on a nonce while developing a blockchain?

A nonce should be decided on the ...READ MORE

Apr 10, 2018 in Blockchain by Shashank
 • 10,400 points • 2,072 views
0 votes
1 answer

Is it possible to open a bug in VSTS if release deployment fails?

You can do this by adding another ...READ MORE

Apr 24, 2018 in DevOps on Cloud by DareDev
 • 6,890 points • 1,476 views
0 votes
1 answer

How to divide one measure by another?

Yes it is possible, Option 1: Create a calculated ...READ MORE

Apr 10, 2018 in Tableau by ffdfd
 • 5,550 points • 2,077 views
0 votes
1 answer

How to select an Object by its class in Selenium?

When it comes to Selenium, XPath will ...READ MORE

Apr 14, 2018 in Selenium by king_kenny
 • 3,710 points • 1,928 views
+1 vote
1 answer

How to setup testnet environment in Ethereum??

You can connect to a node using ...READ MORE

Apr 18, 2018 in Blockchain by Shashank
 • 10,400 points • 1,698 views
0 votes
1 answer

How to migrate/ change Hadoop 1.x maven project to Hadoop 2.x?

In Hadoop 2.2. most of the dependencies ...READ MORE

Apr 15, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,839 views
0 votes
1 answer

Slice notation in Python for string reversal

The slice notation is [start:end:step]. Step = ...READ MORE

Apr 25, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,418 views
0 votes
1 answer

How can I Sort an ArrayList in Java

You can sort the ArrayList in 2 ...READ MORE

Apr 23, 2018 in Java by sharth
 • 3,370 points • 1,494 views
0 votes
1 answer

How to Replicate the Artifacts between two Jfrog Artifactories by using CURL or jfrog rt (Rest API)

Yes and no, It's a bit complex ...READ MORE

Mar 27, 2018 in DevOps Tools by Atul
 • 10,240 points • 2,691 views
0 votes
1 answer

Getting error while building Hadoop core jar using ant.

I think you are missing libtool library. ...READ MORE

Apr 18, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 1,696 views
0 votes
1 answer

TFS shows a / error when building app.

Seems like you haven't set the virtual ...READ MORE

Apr 29, 2018 in DevOps & Agile by DareDev
 • 6,890 points • 1,245 views
0 votes
1 answer

Test in parallel with selenium grid 2

You have to register one more node ...READ MORE

Apr 27, 2018 in Selenium by anonymous
 • 1,305 views
+1 vote
1 answer

Hyperledger network roles assigned to peer nodes.

In a hyperledger fabric network transactions are ...READ MORE

Apr 4, 2018 in Blockchain by Christine
 • 15,750 points • 2,259 views
0 votes
1 answer

Can you mirror Amazon S3 bucket using Amazon Glacier?

Yes you can mirror Amazon S3 bucket ...READ MORE

Apr 19, 2018 in Cloud Computing by brat_1
 • 7,200 points • 1,646 views
0 votes
0 answers

Are some Pig real time use cases available?

Can anyone provide me with some real ...READ MORE

Apr 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 1,639 views
0 votes
1 answer

Extracting JSON values not having the attribute names

Sorry, but XPath query can’t read unnamed ...READ MORE

Apr 24, 2018 in Talend by v.liyyah
 • 1,300 points • 1,426 views
0 votes
1 answer

Is it that new bitcoins gets created with the every block mined??

Bitcoin mining means validation of a block ...READ MORE

Apr 21, 2018 in Blockchain by Perry
 • 17,100 points • 1,592 views
0 votes
1 answer

Concatenate 2 strings in R

You can use the paste() command: You can ...READ MORE

Apr 14, 2018 in Data Analytics by Sahiti
 • 6,370 points • 1,889 views
0 votes
1 answer

Maven pom.xml file issue USING SELEINUM WebDriver using Firfox

You don't need to change anything in ...READ MORE

Apr 3, 2018 in Selenium by ned_crew
 • 1,610 points • 2,336 views
0 votes
1 answer

In a dpylr pipline how to use sample and seq?

For avoiding rowwise(), I prefer to use ...READ MORE

Apr 6, 2018 in Data Analytics by DeepCoder786
 • 1,720 points
edited Jun 9, 2020 by Gitika • 2,195 views
0 votes
1 answer

Differences between Selenium Remote Control and Selenium Server

Check the documentation outlining the different parts of ...READ MORE

Apr 23, 2018 in Selenium by king_kenny
 • 3,710 points • 1,464 views
0 votes
1 answer

Renaming columns of dataframes

Assign the new names to the column ...READ MORE

May 3, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,029 views
0 votes
1 answer

Hadoop single node cluster set up issues

As far as the error, there's a ...READ MORE

Apr 19, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 1,626 views
+1 vote
1 answer

How can I initiate a transaction on ethereum private network using mobile device?

There is no android wallet to connect ...READ MORE

Apr 18, 2018 in Blockchain by Shashank
 • 10,400 points • 1,635 views
–1 vote
1 answer

Having problem in Github and remote Git repo with production and development code

I think you could start with this. The ...READ MORE

Apr 10, 2018 in Git & GitHub by shubham
 • 7,340 points
edited Dec 15, 2023 by Khan Sarfaraz • 2,038 views
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