Most voted questions in Edureka Community

0 votes
1 answer

Unable to instantiate hive metastore

To resolve this issue, follow the steps ...READ MORE

Jul 5, 2019 in Big Data Hadoop by Ritu
 • 713 views
0 votes
1 answer

Which orchestrator would you recommend ? swarm or kubernetes?

Well, which orchestrator is best will depend ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points • 430 views
0 votes
1 answer

How does mixing Swarm and Kubernetes work in the same cluster?

Yes you could use them together. When you ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points
edited Jul 6, 2019 by Sirajul • 2,005 views
0 votes
1 answer

How to share data among docker hosts?

Ways to achieve this when developing your ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points • 489 views
0 votes
1 answer

What are the main features of Selenium IDE?

Hey Tulsi, Firefox provides Selenium IDE as an ...READ MORE

Jul 5, 2019 in Selenium by Abha
 • 28,140 points • 448 views
0 votes
2 answers

How to scroll a Web Page using coordinates of a WebElement in Selenium WebDriver ?

JavascriptExecutor js = (JavascriptExecutor) driver; js.executeScript("window.scrollBy("X", " y ...READ MORE

Aug 31, 2020 in Selenium by Sri
 • 3,190 points • 5,745 views
0 votes
1 answer

Why there is a need of GeckoDriver to launch Firefox in Selenium?

Hello Sunaina, Gecko driver is required to ...READ MORE

Jul 5, 2019 in Selenium by Anvi
 • 14,150 points • 646 views
0 votes
1 answer

How to define capabilities using ChromeOptions for RemoteWebDriver in Selenium?

Hi Celina, to define capabilities for RemoteWebdriver, ...READ MORE

Jul 5, 2019 in Selenium by Abha
 • 28,140 points • 5,264 views
0 votes
1 answer

What is @CacheLookup annotation in PageFactory?

Hey Abhay, PageFactory annotation @CacheLookup is used to ...READ MORE

Jul 5, 2019 in Selenium by Abha
 • 28,140 points • 6,470 views
0 votes
1 answer

Can I run docker in docker?

If you want to use Docker in Docker, that ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points • 685 views
0 votes
1 answer

How can I achieve high availability of my application using docker swarm?

High Availability is a feature where you ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points • 935 views
0 votes
1 answer

How to install biopython module in python?

To install biopython on your project, simply ...READ MORE

Jul 8, 2019 in Python by Mohammad
 • 3,230 points • 1,437 views
0 votes
1 answer

deploying your docker image with azure container instances

Hey @Ruby, here's how you can do it ...READ MORE

Jul 5, 2019 in Docker by Sirajul
 • 59,230 points • 1,620 views
0 votes
1 answer

load/save in spark

The reason why you are able to ...READ MORE

Jul 5, 2019 in Apache Spark by Firoz
 • 1,360 views
0 votes
1 answer

How to load data of .csv file in MySQL Database Table?

At first, put the dataset in the ...READ MORE

Jul 5, 2019 in Database by Reshma
 • 1,160 views
0 votes
1 answer

Purpose of fit method in sklearn module in python?

it basically trains your model using the ...READ MORE

May 14, 2020 in Python by Mahesh
 • 140 points • 3,196 views
0 votes
1 answer

Hive complex data types

There are three complex types in hive, arrays: ...READ MORE

Jul 5, 2019 in Big Data Hadoop by Gani
 • 15,386 views
0 votes
1 answer

How to create dataframe for the comma delimited file?

 Refer to the below command used: val df ...READ MORE

Jul 5, 2019 in Apache Spark by karan
 • 3,058 views
0 votes
1 answer

Which is a good python ide for android devices?

I will suggest you to go for ...READ MORE

Jul 5, 2019 in Python by Neel
 • 3,020 points • 2,693 views
0 votes
1 answer

How to install and use myql connector in Python?

You can use pip to search if ...READ MORE

Jul 5, 2019 in Python by Neel
 • 3,020 points • 1,296 views
0 votes
1 answer

Spark Installation problem

After downloading Spark, you need to set ...READ MORE

Jul 5, 2019 in Apache Spark by Rishi
 • 4,140 views
0 votes
1 answer

What does the inplace function does in drop() and dropna() functions?

When inplace=True is passed, the data is renamed in ...READ MORE

Jul 5, 2019 in Python by Wasim
 • 1,779 views
0 votes
1 answer

Add header row in pandas dataframe while printing

Refer to this code: import pandas as pd col_name=['Name', ...READ MORE

Jul 5, 2019 in Python by Suri
 • 7,377 views
0 votes
1 answer

How does decreasing the block size make more space on Datanode?

When there is space in data nodes ...READ MORE

Jul 5, 2019 in Big Data Hadoop by Krish
 • 709 views
0 votes
1 answer

Centos 7 network setup

Power off the VM and then go ...READ MORE

Jul 5, 2019 in Linux Administration by Vasini
 • 901 views
0 votes
1 answer

Getting error while using sqoop import.

You are trying to execute the sqoop ...READ MORE

Jul 5, 2019 in Big Data Hadoop by Reshma
 • 1,217 views
0 votes
1 answer

When we create an RDD, does it bring the data and load it into the memory?

Hi, No. An RDD is made up of ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 610 views
0 votes
1 answer

How to create scala project in intellij?

You have to install Intellij with scala plugin. ...READ MORE

Jul 5, 2019 in Apache Spark by Jimmy
 • 2,088 views
0 votes
1 answer

Is it mandatory to start Hadoop to run spark application?

Hi, No, not mandatory, but there is no ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 774 views
0 votes
1 answer

What is Lazy evaluated in Spark?

Hi, If you execute a bunch of programs, ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 1,118 views
0 votes
3 answers

Pandas - FillNa with another column

You could do df.Cat1 = np.where(df.Cat1.isnull(), df.Cat2, df.Cat1 ...READ MORE

Dec 15, 2020 in Python by Roshni
 • 10,520 points • 84,520 views
0 votes
1 answer

Which File System is supported by Apache Spark?

Hi, Apache Spark is an advanced data processing ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 5,819 views
0 votes
1 answer

Selecting Pandas Columns by dtype

You can use the following: df.loc[:, df.dtypes == ...READ MORE

Jul 5, 2019 in Python by SDeb
 • 13,300 points • 1,127 views
0 votes
1 answer

How will you explain yield keyword in Scala?

Hi, Yield keyword can be used either before ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 601 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 • 2,639 views
0 votes
1 answer

Do real-time data processing is possible with Spark SQL?

Hey, Real-time data processing is not possible directly ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 1,230 views
0 votes
1 answer

How to install Hadoop on Ubuntu?

You can manually create a file hadoop-env.sh ...READ MORE

Jul 5, 2019 in Big Data Hadoop by ravikiran
 • 4,620 points • 567 views
0 votes
1 answer

What is Spark Driver?

Hi, Spark Driver is the program that runs ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 2,304 views
0 votes
1 answer

How to run spark in Standalone client mode?

Hi, These are the steps to run spark in ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 1,494 views
0 votes
0 answers

How to create RDD as string file?

Can anyone suggest how to create RDD ...READ MORE

Jul 5, 2019 in Apache Spark by anand
 • 682 views
0 votes
1 answer

error: reassingment to val

Hi, This error will only generate when you ...READ MORE

Jul 5, 2019 in Apache Spark by Gitika
 • 65,910 points • 2,985 views
0 votes
1 answer

How can I change my existing database name?

Hey Partha, I understand your problem, I think this ...READ MORE

Jul 5, 2019 in Database by sampriti
 • 1,120 points • 1,004 views
0 votes
1 answer

Python error "AttributeError: '_Screen' object has no attribute 'onkeypress'"

Instead of  wn.onkeypress(go_up, "w") Try wn.onkey(go_uo, " ...READ MORE

Jul 5, 2019 in Python by Pooja
 • 4,470 views
0 votes
1 answer

Merging Files using PIG

In order to merge two or more ...READ MORE

Jul 4, 2019 in Big Data Hadoop by Tina
 • 1,425 views
0 votes
1 answer

How do I make a delay in Python?

Hahah! Yes, you need to create a ...READ MORE

Jul 4, 2019 in Python by Pooja
 • 1,047 views
0 votes
1 answer

Does Docker support IPv6?

Yes, Docker supports IPv6.  IPv6 networking is ...READ MORE

Jul 4, 2019 in Docker by Sirajul
 • 59,230 points • 1,610 views
0 votes
1 answer

How to configure my docker container to use a different logging driver?

When you start a docker container, you ...READ MORE

Jul 4, 2019 in Docker by Sirajul
 • 59,230 points • 1,101 views
0 votes
1 answer

How to install PyInstaller?

Hey @Vedant, yes its easier to install ...READ MORE

Jul 4, 2019 in Python by Pooja
 • 1,732 views
0 votes
1 answer

Python application from .py to .exe

You can use pyinstaller for this purpose. PyInstaller bundles ...READ MORE

Jul 4, 2019 in Python by Pooja
 • 455 views
0 votes
1 answer

How to push a docker image onto the Azure Container Registry (ACR)?

Before pushing local Docker image to ACR, ...READ MORE

Jul 4, 2019 in Docker by Sirajul
 • 59,230 points • 5,251 views
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