Trending questions in Edureka Community

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Surface automation in rpa?

Surface automation is a visual automation that is done using ...READ MORE

Apr 20, 2018 in RPA by wrecker
 • 3,110 points • 2,595 views
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1 answer

Is there any open source alternative to Tableau tool?

Hi Mahima, There are many open source alternative ...READ MORE

May 17, 2018 in Tableau by Rajat Porwal
 • 1,489 views
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1 answer

UiPath - Web Scraping

Multiple solutions are listed below: Check your Selector Use ...READ MORE

Apr 13, 2018 in RPA by wrecker
 • 3,110 points • 2,899 views
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1 answer

How to transfer data from Netezza to HDFS using Apache Sqoop?

Remove the --direct option. It gives issue ...READ MORE

Apr 23, 2018 in Big Data Hadoop by kurt_cobain
 • 9,350 points • 2,476 views
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1 answer

What is Java Enterprise Edition ?

Is Java EE just a specification? What ...READ MORE

May 14, 2018 in Java by Rishabh
 • 3,600 points • 1,550 views
0 votes
1 answer

How does Amazon ec2 user-data work?

Refer these: ·         http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html ·         http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/user-data.html To throw some light ...READ MORE

May 15, 2018 in Cloud Computing by DragonLord999
 • 8,450 points • 1,513 views
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1 answer

Increment operators in Python

Python has no unary operators. So use ...READ MORE

May 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 1,673 views
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1 answer

How to replace NA values in a dataframe with Zero's ?

It is simple and easy: df1<-as.data.frame(matrix(sample(c(NA, 1:10), 100, ...READ MORE

Apr 10, 2018 in Data Analytics by CodingByHeart77
 • 3,750 points • 3,021 views
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1 answer

How can I get Key from their respective Values

public class NewClass1 { ...READ MORE

May 16, 2018 in Java by Parth
 • 4,640 points • 1,454 views
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1 answer

Not able to start Job History Server in Hadoop 2.8.1

You have to start JobHistoryServer process specifically ...READ MORE

Mar 30, 2018 in Big Data Hadoop by Ashish
 • 2,650 points • 3,520 views
+1 vote
1 answer

How is ordering of transactions done in a block in hyperledger?

Consensus is the key concept for validating ...READ MORE

May 3, 2018 in Blockchain by Christine
 • 15,750 points • 1,976 views
0 votes
1 answer

Does the contract hosting account owns ether that is being sent to contract too??

I dont think so. I've done a ...READ MORE

May 22, 2018 in Blockchain by Johnathon
 • 9,090 points • 1,222 views
+1 vote
1 answer

Why is it so difficult to find a nonce while validating a block in Bitcoin?

A nonce is just "some arbitrary number". In ...READ MORE

Apr 11, 2018 in Blockchain by Perry
 • 17,100 points • 2,923 views
0 votes
1 answer

Changed Azure Subscription

If you upgraded the existing free account ...READ MORE

May 22, 2018 in Azure by club_seesharp
 • 3,450 points • 1,184 views
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1 answer

How to add a new line in Python?

You can use '\n' for a next ...READ MORE

May 2, 2018 in Python by aayushi
 • 750 points • 2,043 views
0 votes
1 answer

Handling selenium webdriver popups

If you want to handle the most ...READ MORE

May 14, 2018 in Selenium by king_kenny
 • 3,710 points • 1,528 views
0 votes
1 answer

How to test code written against AWS API

The actual uploading and the tests that ...READ MORE

May 17, 2018 in AWS by Flying geek
 • 3,280 points • 1,393 views
0 votes
1 answer

How do I connect my Spark based HDInsight cluster to my blob storage?

Go through this blog: https://docs.microsoft.com/en-us/azure/hdinsight/hdinsight-hadoop-use-blob-storage#access-blobs I went through this ...READ MORE

Apr 15, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,765 views
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1 answer

Traverse a list in reverse

for item in my_list[::-1]: ...READ MORE

May 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,136 views
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1 answer

Firefox browser driver issue. Not loading. I'm getting the below Error: typeError: addon is null

The error is pretty straight forward. Its ...READ MORE

Mar 28, 2018 in Selenium by nsv999
 • 5,500 points • 3,579 views
0 votes
1 answer

How to take screenshot in Selenium WebDriver

In Java, it can be done like ...READ MORE

Apr 7, 2018 in Selenium by nsv999
 • 5,500 points • 3,110 views
0 votes
1 answer

How to perform web scraping with python?

Hey, there are various libraries used in ...READ MORE

Apr 20, 2018 in Python by aayushi
 • 750 points • 2,545 views
0 votes
1 answer

How to wait for a keypress in R?

It is easy by using readline readline(prompt="Press any ...READ MORE

Apr 25, 2018 in Data Analytics by DeepCoder786
 • 1,720 points • 2,364 views
0 votes
1 answer

Opening Private Chrome Window in UiPath

In order to open the browser in ...READ MORE

May 10, 2018 in RPA by wrecker
 • 3,110 points • 1,715 views
0 votes
1 answer

How can I control the size of points in an R scatterplot?

plot(variable, type='o' , pch=5, cex=.3) The pch argument ...READ MORE

May 3, 2018 in Data Analytics by shams
 • 3,670 points • 1,999 views
0 votes
1 answer

Getting error in MapReduce job.setInputFormatClass

In old Hadoop API(i.e. below Hadoop 0.20.0), ...READ MORE

Apr 15, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,741 views
0 votes
1 answer

Inverting a python dictionary

inv_dict = {value: key for key, value ...READ MORE

May 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,114 views
0 votes
1 answer

Can i find the control type in UIPath?

There is no direct way of checking ...READ MORE

May 16, 2018 in RPA by Vardy
 • 2,360 points • 1,409 views
0 votes
1 answer

Git & GitHub

Even though their names sound the same, ...READ MORE

Apr 26, 2018 in Git & GitHub by DragonLord999
 • 8,450 points • 2,273 views
0 votes
1 answer

How to tune Spark jobs & optimize the performance?

You need to know the cluster properly ...READ MORE

Apr 18, 2018 in Big Data Hadoop by coldcode
 • 2,090 points • 2,604 views
0 votes
1 answer

How can I sync geth and testrpc private nodes locally?

node running on testrpc cannot be connected ...READ MORE

May 17, 2018 in Blockchain by Shashank
 • 10,400 points • 1,383 views
0 votes
1 answer

How to create Date Object and Compare Dates?

You can convert pd to date (or ...READ MORE

May 4, 2018 in Selenium by Samarpit
 • 5,910 points • 1,915 views
0 votes
1 answer

Automation in Uipath

you can use the Database package for connecting  ...READ MORE

Apr 17, 2018 in RPA by wrecker
 • 3,110 points • 2,636 views
0 votes
1 answer

How to reverse an int array in Java?

for(int i = 0; i < Data.length ...READ MORE

May 11, 2018 in Java by Akrati
 • 3,190 points • 1,609 views
0 votes
1 answer

How can I select a CRAN mirror in R ?

There are many ways of doing so ...READ MORE

May 9, 2018 in Data Analytics by zombie
 • 3,790 points • 1,693 views
0 votes
1 answer

Maximizing the browser window in Selenium WebDriver using C#

Check this first: http://code.google.com/p/selenium/issues/detail?id=174 You Can use the JavascriptExector as follows: public ...READ MORE

May 2, 2018 in Selenium by Samarpit
 • 5,910 points • 1,992 views
0 votes
1 answer

Relationship between Spark, Hadoop and Cassandra?

Spark is a distributed in memory processing ...READ MORE

Mar 26, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 3,581 views
0 votes
1 answer

Changing the column type from numeric to factor - R

You can use the as.factor() function for ...READ MORE

May 8, 2018 in Data Analytics by Bharani
 • 4,660 points • 1,733 views
0 votes
1 answer

Joining Multiple Spark Dataframes

You can run the below code to ...READ MORE

Mar 26, 2018 in Big Data Hadoop by Bharani
 • 4,660 points • 3,576 views
+1 vote
1 answer

How do i generate corda nodes keystores in dev mode?

In Corda, the node will look into ...READ MORE

Apr 11, 2018 in Blockchain by Perry
 • 17,100 points • 2,845 views
0 votes
1 answer

Python class inherits an object

Python 3.x: class MyClass(object): = new-style class class MyClass: ...READ MORE

Apr 17, 2018 in Python by anonymous
 • 2,613 views
0 votes
1 answer

Uploading File using Selenium WebDriver

Make sure that the input element is visible ...READ MORE

May 2, 2018 in Selenium by Meci Matt
 • 9,460 points • 1,960 views
+1 vote
1 answer

How to convert a list of vectors with various length into a Data.Frame?

We can easily use this command as.data.frame(lapply(d1, "length< ...READ MORE

Apr 4, 2018 in Data Analytics by DeepCoder786
 • 1,720 points • 3,138 views
0 votes
1 answer

Measures and dimensions in Tableau

It is basically categorical and quantitative data. ...READ MORE

Apr 27, 2018 in Tableau by QueenBee
 • 1,820 points • 2,173 views
0 votes
1 answer

Difference between '==' and 'is'

'==' checks for the equality of the ...READ MORE

May 14, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,443 views
0 votes
1 answer

How to extract tidy output from many single-variable models using purrr/broom?

You can try this solution: filter_starwars <- function(...) ...READ MORE

May 17, 2018 in Data Analytics by DataKing99
 • 8,250 points • 1,339 views
+1 vote
1 answer

What happened on deploy, invoke and query in Hyperledger chaincode?

1. Deploy: During Deploy the chaincode is written onto ...READ MORE

Apr 26, 2018 in Blockchain by Christine
 • 15,750 points • 2,166 views
0 votes
1 answer

Binding Selenium Javadoc with eclipse

First, you need to go to:- project properties ...READ MORE

Apr 17, 2018 in Selenium by Meci Matt
 • 9,460 points • 2,601 views
0 votes
1 answer

Sqoop version compatible with Hadoop 0.20?

Apache Sqoop has 2 major projects i.e. ...READ MORE

May 9, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 1,645 views
+1 vote
1 answer

How immutability is achieved in hyperledger fabric?

Since it is a private blockchain platform, ...READ MORE

Apr 21, 2018 in Blockchain by Perry
 • 17,100 points • 2,423 views
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