Most answered questions in Edureka Community

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What is Hive on Spark?

Hi, Hive contains significant support for Apache Spark, ...READ MORE

Aug 2, 2019 in Apache Spark by Gitika
• 65,910 points
498 views
0 votes
1 answer

Puppet : PuppetDB upgrade

PuppetDB can be upgraded independently of your master ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
• 59,230 points
370 views
0 votes
1 answer

Calculate running total

Hi rubini, Use accumulate or reduce function to ...READ MORE

Aug 30, 2019 in Data Analytics by anonymous
433 views
0 votes
1 answer

Puppet: Upgrading a Puppet server

Upgrading the puppetserver package effectively upgrades Puppet Server.  The puppetserver package, in turn, ...READ MORE

Aug 2, 2019 in Puppet by Sirajul
• 59,230 points
571 views
0 votes
1 answer

Can anyone explain the sparse vector in Spark?

Hey, A sparse vector is used for storing ...READ MORE

Aug 2, 2019 in Apache Spark by Gitika
• 65,910 points
5,351 views
0 votes
1 answer

Python error "TypeError: 'encoding' is an invalid keyword argument for this function"

Trying using the io module for this ...READ MORE

Aug 2, 2019 in Python by Vaishali

edited Oct 7, 2021 by Sarfaraz 14,116 views
0 votes
1 answer

Create a Markov Model that can generate text simulations by studying Donald Trump speech data set.

The logic here is simple. Apply Markov Property ...READ MORE

Aug 2, 2019 in Machine Learning by Zaid
791 views
0 votes
1 answer

Time series analysis - Machine learning python

With machine learning and analysis, its always ...READ MORE

Aug 2, 2019 in Machine Learning by Vinod
2,707 views
0 votes
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
765 views
0 votes
1 answer

How to write a feature file in Cucumber?

A Feature File is an entry point to the Cucumber tests. ...READ MORE

Nov 27, 2019 in Selenium by Sirajul
• 59,230 points
1,760 views
0 votes
1 answer

What is Behavior Driven Development (BDD) and what are its features?

Behavior-driven development (BDD) is an Agile software development methodology within which an application is ...READ MORE

Nov 27, 2019 in Selenium by Sirajul
• 59,230 points
1,108 views
0 votes
1 answer

What are the benefits and drawbacks of using Test Driven Development in Automation testing?

Hi Sharon, Test Driven Development (TDD) is an iterative ...READ MORE

Aug 5, 2019 in Selenium by Anvi
• 14,150 points
2,211 views
0 votes
1 answer

Puppet: error "Name or service not known."

You get this error usually if agents ...READ MORE

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

Login test for Gmail with Cucumber and Selenium Webdriver

Hi Devendra, following feature-file shows the scenario ...READ MORE

Aug 5, 2019 in Selenium by Abha
• 28,140 points
18,237 views
0 votes
1 answer

When do I use simple exponential smoothing and what is the math behind it?

Hey @Ruth, you can use this model ...READ MORE

Aug 1, 2019 in Machine Learning by Ashish
702 views
0 votes
1 answer

Anova Analysis vs KMeans - R

The main difference between them is that ...READ MORE

Oct 31, 2019 in Data Analytics by Cherukuri
• 33,030 points
1,384 views
0 votes
1 answer

Python: XML file to pandas dataframe

Here's an example code: import pandas as pd ...READ MORE

Aug 1, 2019 in Python by Sharon
8,847 views
0 votes
1 answer

Puppet: Error: Could not parse for environment production: Syntax error at '='; expected '}'

This error occurs if puppet apply -e is used ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
• 59,230 points
4,505 views
0 votes
1 answer

Puppet: Enable a replica as a part of configuring high availability

Enabling a replica activates most of its ...READ MORE

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

ggplot2 - Adjust plot titles,labels

Vjust and hjust attributes are used to set ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
• 33,030 points
490 views
0 votes
1 answer

Scala - Error in Inheritance: <console>:: error: not found: value

You need to declare the variable which ...READ MORE

Aug 1, 2019 in Apache Spark by Karan
4,465 views
0 votes
1 answer

ggplot2 - scatter plot with boxplot to show the outliers

Add another layer of scatter plot on ...READ MORE

Aug 2, 2019 in Data Analytics by Cherukuri
• 33,030 points
2,433 views
0 votes
1 answer

Change ggplot2 default color palette

If the scale is continuous, then you can ...READ MORE

Aug 20, 2019 in Data Analytics by anonymous
• 33,030 points
3,706 views
0 votes
1 answer

ggplot2 - Convert the labels in %.

Use geom_label or geom_text and provide labels ...READ MORE

Oct 30, 2019 in Data Analytics by Cherukuri
• 33,030 points
422 views
0 votes
1 answer

Puppet Error: err: /Stage[main]//Exec[C:/tmp/foo.exe]/returns: change from notrun to 0 failed: CreateProcess() failed: Access is denied.

This error occurs when requesting an executable ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
• 59,230 points
1,035 views
0 votes
1 answer

Sqoop: ERROR tool.BaseSqoopTool: Unrecognized argument

The command you are executing is slightly ...READ MORE

Aug 1, 2019 in Big Data Hadoop by Sam
4,964 views
0 votes
1 answer

Hive: org.apache.hadoop.security.AccessControlException Permission denied: user

This error is generally thrown when the ...READ MORE

Aug 1, 2019 in Big Data Hadoop by Waniku
2,830 views
+1 vote
1 answer

Why does print() run only after executing for loop in Python?

Your stdout is line-buffered; this means that it won't ...READ MORE

Aug 1, 2019 in Python by Neel
• 3,020 points
1,416 views
+1 vote
1 answer

How to print a pyramid of asterisks in Python?

This is one of the most frequently ...READ MORE

Aug 1, 2019 in Python by Neel
• 3,020 points
3,955 views
0 votes
1 answer

Pyspark dataframe with random values

Hey @Esha, you can use this code. ...READ MORE

Aug 1, 2019 in Apache Spark by Zed
8,559 views
0 votes
1 answer

Spark + Hive connectivity

The problem is probably with the command. ...READ MORE

Aug 1, 2019 in Apache Spark by Rishni
1,942 views
0 votes
1 answer
0 votes
1 answer

Puppet: Deploy configuration changes using a orchestrator

You can use the orchestrator to enforce ...READ MORE

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

Puppet: Promote a replica to a Master.

Verify that the master is permanently offline. If ...READ MORE

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

Puppet : Provisioning a Replica in PE for High availability.

Provisioning a replica duplicates specific components and ...READ MORE

Aug 1, 2019 in Puppet by Sirajul
• 59,230 points
1,055 views
+1 vote
1 answer

Scala: Convert text file data into ORC format using data frame

Converting text file to Orc: Using Spark, the ...READ MORE

Aug 1, 2019 in Apache Spark by Esha
3,384 views
0 votes
1 answer

Shiny app - tabs refresh content

Asha, It's very important to not add too ...READ MORE

Sep 24, 2019 in Data Analytics by Cherukuri
• 33,030 points
1,521 views
0 votes
1 answer
0 votes
1 answer

R - Split date into dd,mm,yy

I use superstore data and show how ...READ MORE

Oct 31, 2019 in Data Analytics by Cherukuri
• 33,030 points
1,625 views
0 votes
1 answer

Python: Both list gets affected after creating list using list2 = list1

When you are copying a list to ...READ MORE

Aug 1, 2019 in Python by Lohit
2,706 views
0 votes
1 answer

Cassandra: time out when using select * or copy command

If we get the TimeOut Exception, then ...READ MORE

Aug 1, 2019 in Big Data Hadoop by Esha
1,222 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
1,519 views
0 votes
1 answer

Remove beep from message dialog

You may try switching to wx.lib.agw.genericmessagedialog and see if ...READ MORE

Aug 1, 2019 in Python by SDeb
• 13,300 points
587 views
+2 votes
1 answer

Trying to instantiate chain code on channel

Looking at the error, it seems like ...READ MORE

Aug 1, 2019 in Blockchain by Jessica
1,672 views
+1 vote
1 answer

Any whatsapp group for RPA UI [closed]

Hey @Vivek, we do not have a ...READ MORE

Aug 1, 2019 in RPA by Edureka
• 2,960 points
2,157 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
511 views
+2 votes
1 answer

How to check the state of a user given instance id using filters

Seems like the "ec2_con_re.instances" you are using ...READ MORE

Aug 1, 2019 in Python by Aishwarya
770 views
0 votes
1 answer

Define a matrix, vector and determinent in rmarkdown html document

Hi Riya, I have given some examples below ...READ MORE

Sep 17, 2019 in Data Analytics by rahul

edited Sep 17, 2019 6,454 views