Most voted questions in Edureka Community

0 votes
1 answer

Problem while running MapReduce code.

You will have to create a Mapper ...READ MORE

May 23, 2019 in Big Data Hadoop by Rishi
 • 425 views
0 votes
1 answer

MapReduce to count alphabets

Please find the code below for alphabet ...READ MORE

May 23, 2019 in Big Data Hadoop by Firoz
 • 3,359 views
0 votes
1 answer

Error while reading multiline Json

peopleDF: org.apache.spark.sql.DataFrame = [_corrupt_record: string] The above that ...READ MORE

May 23, 2019 in Apache Spark by Conny
 • 2,464 views
0 votes
1 answer

Pig: ParseException: File not found

By convention, the pig script that you ...READ MORE

May 23, 2019 in Big Data Hadoop by Tina
 • 743 views
0 votes
1 answer

How to get measure value legends appear on workbook?

Firstly, set up a table that uses ...READ MORE

May 23, 2019 in Tableau by Taj
 • 1,080 points • 1,088 views
0 votes
1 answer

Hadoop HDFS .jar registration Issue

Please use the register command inside the ...READ MORE

May 23, 2019 in Big Data Hadoop by Yogi
 • 474 views
0 votes
1 answer

Getting error message on execution of sqoop command to list database

Please use the sqoop list database syntax ...READ MORE

May 23, 2019 in Big Data Hadoop by Rashmi
 • 1,749 views
0 votes
1 answer

Hive: what location should I mention while creating table?

It can be a hdfs path. The ...READ MORE

May 23, 2019 in Big Data Hadoop by Jishan
 • 4,385 views
0 votes
1 answer

Where to check hive -warehouse path?

You can check this path in Hue ...READ MORE

May 23, 2019 in Big Data Hadoop by Reshma
 • 778 views
0 votes
1 answer

Python: Doubt regarding private access specifier

In Python, you don't write to other ...READ MORE

May 23, 2019 in Python by Jagan
 • 404 views
0 votes
1 answer

Issues using sqoop command while listing database

Please use the following command. sqoop list-databases --connect ...READ MORE

May 23, 2019 in Big Data Hadoop by Raj
 • 651 views
0 votes
1 answer

How can I use the sleep function in a python program?

You can use sleep as below. import time print(" ...READ MORE

Jun 10, 2020 in Python by anonymous
 • 667 views
0 votes
1 answer

Why Alter keyword has been used in HBase?

Hey, Alter is the command used to make ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 322 views
0 votes
1 answer

Use of Describe keyword in HBase?

Hey, The describe command returns the description of ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 338 views
0 votes
1 answer

Command to listing all the tables In HBase?

Hey, list is the command that is used ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 1,530 views
0 votes
1 answer

How to compare two columns and sum the values that are same/equal?

Hi, Try like below, IF [COL1] = [COL2] THEN ...READ MORE

Jun 12, 2019 in Tableau by anonymous
 • 33,030 points • 1,045 views
0 votes
1 answer

Calculate difference of 2 dates

Hi priyanka, Use the datediff function to calculate ...READ MORE

Jun 5, 2019 in Tableau by Sindhu
 • 335 views
0 votes
1 answer

PEP8 E226 recommendation

The maintainers of the PEP8 tool decide ...READ MORE

May 23, 2019 in Python by SDeb
 • 13,300 points • 388 views
0 votes
1 answer

How to create a Table using HBase shell ?

Hey, You can create a table using the create command, ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 715 views
0 votes
1 answer

X and Y or Z - ternary operator

According to the docs: The expression x and ...READ MORE

May 23, 2019 in Python by SDeb
 • 13,300 points • 1,183 views
0 votes
1 answer

How to access HBase shell and navigate and navigate to the HBase home folder?

Hey, To access the HBase shell, you have ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 1,025 views
0 votes
1 answer

How to set communicate between Hbase with Java Libraries ?

Hey, We can also communicate with HBase using ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 592 views
0 votes
1 answer

How do you start and stop region server in HBase?

Hey, You can run multiple region servers from ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 2,262 views
0 votes
1 answer

How to kill a Backup Master in HBase?

Hey, To kill a backup master, you need ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 854 views
0 votes
1 answer

How to start and stop Master in HBase?

Hello, Using the “local-master-backup.sh” you can start up ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 440 views
0 votes
1 answer

Show Records where non-null in both fields

Hey, Try this,  create a calculated field as ...READ MORE

May 23, 2019 in Tableau by Cherukuri
 • 33,030 points • 317 views
0 votes
1 answer

How to show actual and forecast in same line chart?

Hi Sindhu, Follow the below steps: 1. Create a line ...READ MORE

May 23, 2019 in Tableau by Cherukuri
 • 33,030 points • 3,003 views
0 votes
1 answer

How can Custom Firefox Profiles be created and used in Selenium?

Hi Vijay, to create Custom Firefox Profile ...READ MORE

May 24, 2019 in Selenium by Abha
 • 28,140 points • 868 views
0 votes
1 answer

Can anyone explain how to write Selenium script for Flash Testing?

Hey Wasin, to understand how Selenium scripts ...READ MORE

May 23, 2019 in Selenium by Neelam
 • 1,204 views
0 votes
1 answer

How to automate Flash using Selenium Webdriver?

Hey Gaurav, to automate Flash using Selenium ...READ MORE

May 23, 2019 in Selenium by Gaurav
 • 3,610 views
0 votes
1 answer

Which code do we use to open the connection in HBase?

Hey, To open a connection, following code: Configuartion myconf ...READ MORE

May 23, 2019 in Big Data Hadoop by Gitika
 • 65,930 points • 802 views
0 votes
1 answer

SQL Statement to fetch sum(salary) for employees

Hi Preeti, Try this, SELECT DEPARTMENT, SUM(SALARY) FROM EMPLOYEES ...READ MORE

May 23, 2019 in Tableau by anonymous
 • 33,030 points • 717 views
0 votes
1 answer

Installation fails on xenial "Repository does not have a release file"

This bug is missing log files that ...READ MORE

May 23, 2019 in Linux Administration by Ishaan
 • 513 views
0 votes
1 answer

For given test scenarios, how can I write automation test script?

Hi Yogita, for this test scenario you ...READ MORE

May 23, 2019 in Selenium by Farah
 • 895 views
0 votes
1 answer

How do I convert a pandas dataframe to a numpy array using python?

Try something like this: df.values array([[nan, 0.2, nan], ...READ MORE

May 23, 2019 in Machine Learning by Krishti
 • 1,656 views
0 votes
1 answer

Create dataframe using Pandas - Linear Regression

You can read excel files df = pd.read_excel(...) You ...READ MORE

May 23, 2019 in Machine Learning by Neha
 • 1,678 views
0 votes
0 answers

What will happen to the transactions with unconsumed states when modified contract is integrated in the network?

I have build a CorDapp using "Yo!CorDapp" ...READ MORE

May 23, 2019 in Blockchain by Sriram
 • 160 points • 351 views
0 votes
1 answer

How exception handling can be done in Selenium?

@Suresh, Selenium exceptions can be handled in ...READ MORE

May 23, 2019 in Selenium by Suman
 • 383 views
0 votes
1 answer

How do I add a filter and a slicer?

Hi, Its OLTP and DW modeling. However, you ...READ MORE

May 23, 2019 in Power BI by Avantika
 • 1,520 points
edited May 23, 2019 by Omkar • 395 views
0 votes
1 answer

Copy all files from local (Windows) to HDFS with Scala code

Please try the following Scala code: import org.apache.hadoop.conf.Configuration import ...READ MORE

May 22, 2019 in Apache Spark by Karan
 • 3,392 views
0 votes
1 answer

How can I add Cucumber Jar files in Eclipse to use with Selenium Webdriver?

Hey Eshan, follow these steps to add ...READ MORE

May 23, 2019 in Selenium by Abha
 • 28,140 points • 5,298 views
0 votes
1 answer

How do you add a new filter pane in old Power BI reports?

Hi, You can perform the following steps: 1. Open ...READ MORE

May 22, 2019 in Power BI by Avantika
 • 1,520 points • 1,098 views
0 votes
1 answer

Map-reduce code for finding average salary

You can choose your mapper output key ...READ MORE

May 22, 2019 in Big Data Hadoop by Yogi
 • 3,081 views
0 votes
1 answer

Hive: LOCATION and WITH DBPROPERTIES command in create table command

By default, the Hive database will be ...READ MORE

May 22, 2019 in Big Data Hadoop by Firoz
 • 3,386 views
0 votes
1 answer

Starting Spark in Windows

Run below commands spark-class org.apache.spark.deploy.master.Master spark-class org.apache.spark.deploy.worker.Worker spark://192.168.254.1:7077 NOTE: The ...READ MORE

May 22, 2019 in Apache Spark by Reshma
 • 729 views
0 votes
1 answer

How to print all google suggestions for a keyword using Selenium Webdriver?

Hello Cherry, below is the automation script ...READ MORE

May 23, 2019 in Selenium by Abha
 • 28,140 points • 4,520 views
0 votes
1 answer

OOZIE Connectivity: "Unable to Connect"

You have to run the start command ...READ MORE

May 22, 2019 in Big Data Hadoop by Quil
 • 458 views
0 votes
1 answer

Unable to run Name node and datanode on Single Node cluster: Does not contain a valid host:port

Add the following properties in the core-site.xml file, it ...READ MORE

May 22, 2019 in Big Data Hadoop by Sanam
 • 889 views
0 votes
1 answer

Query regarding Temporary table's metadata in HIVE

Registered tables are not cached in memory. ...READ MORE

May 22, 2019 in Big Data Hadoop by Tina
 • 913 views
0 votes
1 answer

Print stock market data table using Selenium Webdriver?

Hey @Ashutosh, you can use following code ...READ MORE

May 23, 2019 in Selenium by Nisha
 • 1,645 views
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