Trending questions in Edureka Community

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1 answer

Why is char[] preferred over a string?

Strings are immutable. That means once you've ...READ MORE

Jun 14, 2018 in Java by scarlett
 • 1,290 points • 1,479 views
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1 answer

Following error is occurring "Can't start Eclipse - Java was started but returned exit code=13"

There are combinations of Operating System, JDK ...READ MORE

Apr 19, 2018 in Java by Rishabh
 • 3,600 points • 3,869 views
0 votes
1 answer

What is the difference between [] and [[]] notations to access the elements of a list or dataframe in R?

R provides 3 basic indexing operators. Refer ...READ MORE

Apr 12, 2018 in Data Analytics by kappa3010
 • 2,090 points • 4,160 views
0 votes
1 answer

Can I Run Command in Script with AWS SDK .Net API

Try this code, will help you for ...READ MORE

May 17, 2018 in AWS by Cloud gunner
 • 4,670 points • 2,651 views
0 votes
1 answer

Curl Script Usage in Ethereum Blockcypher's API

You should store and keep the private ...READ MORE

May 28, 2018 in Blockchain by Christine
 • 15,750 points • 2,177 views
0 votes
1 answer

What is Shark?

Shark is a tool, developed for people ...READ MORE

Jun 8, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 1,707 views
0 votes
1 answer

out of Memory Error in Hadoop

See if you can share the screenshot ...READ MORE

May 22, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,426 views
0 votes
1 answer

Why Tableau is used instead of Excel?

1. Soaring Demand for Tableau Professionals By 2020, ...READ MORE

Jul 4, 2018 in Tableau by ffdfd
 • 5,550 points
edited Sep 24, 2018 by Kalgi • 1,299 views
0 votes
1 answer

There is an problem with the Recursion in Java. Method is returning empty list

checkMonth(driver) Ignore the List returned by that call. Perhaps you want ...READ MORE

Jun 6, 2018 in Selenium by jonss
 • 1,785 views
0 votes
1 answer

How to order bars in a bar graph using ggplot2?

The key to ordering is to set ...READ MORE

Jun 1, 2018 in Data Analytics by DataKing99
 • 8,250 points • 2,014 views
0 votes
1 answer

How to deploy kafka cluster on cloud?

You can run kafka in both ways ...READ MORE

Jun 14, 2018 in DevOps Tools by DareDev
 • 6,890 points • 1,430 views
0 votes
1 answer

Understanding Hyperledger transaction verification

 HL v0.x, the consensus process 'validates' transactions ...READ MORE

Jun 7, 2018 in Blockchain by Christine
 • 15,750 points • 1,728 views
0 votes
1 answer

How can I rotate axis labels in R ?

library(ggplot2) p <- data.frame(Day=c("2011-04-11", "2014-05-24","2004-01-12","2014-06-20","2010-08-07","2014-05-28"), Impressions=c(24010,15959,16107,21792,24933,21634),Clicks=c(211,106,248,196,160,241)) p       ...READ MORE

May 18, 2018 in Data Analytics by zombie
 • 3,790 points • 2,595 views
0 votes
1 answer

Any filter based on conditional criteria in r?

Consider a data frame like this: #Create DF ...READ MORE

May 11, 2018 in Data Analytics by Sahiti
 • 6,370 points • 2,886 views
0 votes
1 answer

What is abstract class in java?

A class that is declared with abstract ...READ MORE

Jun 11, 2018 in Java by Daisy
 • 8,140 points • 1,552 views
0 votes
1 answer

Why the main() method in Java is always static?

As you might know, static here is ...READ MORE

May 9, 2018 in Java by geek.erkami
 • 2,680 points • 3,002 views
+5 votes
1 answer

How to program and get the Digital Ocean ID of the current Droplet from within the Droplet?

You can run curl http://169.254.169.254/metadata/v1/id within the ...READ MORE

Mar 27, 2018 in DevOps & Agile by Atul
 • 10,240 points • 4,662 views
0 votes
1 answer

Problem with Swift API Gateway key authorizatiion Ask

Try to add all the headers that ...READ MORE

Jun 12, 2018 in AWS by Cloud gunner
 • 4,670 points • 1,501 views
0 votes
1 answer

AWS:Performance Parameters

The network performance depends on the instance ...READ MORE

Jun 22, 2018 in Cloud Computing by brat_1
 • 7,200 points • 1,069 views
0 votes
1 answer

Can smart contract have token balance?

Smart contracts can receive and send tokens ...READ MORE

May 31, 2018 in Blockchain by Shashank
 • 10,400 points • 2,018 views
+1 vote
2 answers

How is Blockchain programming languages different than usual programming?

The programming syntax of most of the ...READ MORE

Mar 30, 2018 in Blockchain by Christine
 • 15,750 points • 1,907 views
0 votes
1 answer

Is there any way to include a python package with Hadoop streaming job?

See I don't know the answer to ...READ MORE

May 10, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,918 views
0 votes
1 answer

Need to know which is better among browser.isElementPresent vs element.isPresent vs element.isElementPresent

All of these work very similar but ...READ MORE

May 17, 2018 in Selenium by king_kenny
 • 3,710 points • 2,647 views
0 votes
1 answer

Unable to start apache on mac os x 10.13

I had the exact same issue when ...READ MORE

Jun 7, 2018 in Other DevOps Questions by DareDev
 • 6,890 points • 1,712 views
0 votes
1 answer

Is one Elastic IP address enough for every instance that I have running?

Depends! Every instance comes with its own ...READ MORE

Jun 6, 2018 in Cloud Computing by brat_1
 • 7,200 points • 1,750 views
0 votes
1 answer

My Windows authentication code no longer working now

Try below of the options driver.switchTo().alert(); or driver.sw ...READ MORE

Jun 12, 2018 in Selenium by Samarpit
 • 5,910 points • 1,482 views
0 votes
1 answer

customize "ASP.NET CORE (Full framework)";build def. template for a solution with webapps and deploy them on azure

Use san publish profile names while creating ...READ MORE

Jun 1, 2018 in Other DevOps Questions by DareDev
 • 6,890 points • 1,964 views
0 votes
1 answer

Serializable interface in Java

Serializable is a marker interface that has ...READ MORE

Jun 13, 2018 in Java by code.reaper12
 • 3,500 points • 1,473 views
0 votes
1 answer

Is a HDFS block sequential ?

It seems like you are confused between the ...READ MORE

May 21, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,429 views
0 votes
1 answer

Explicit Wait and Fluent Wait error in Selenium Webdriver

You should use Explicit wait or Fluent ...READ MORE

Apr 2, 2018 in Selenium by ghost
 • 1,800 points • 4,548 views
0 votes
1 answer

Puppet not recieving hiera data

Puppet does not consider the variables defined ...READ MORE

May 7, 2018 in Other DevOps Questions by ajs3033
 • 7,300 points • 3,027 views
0 votes
1 answer

Why does sortBy transformation trigger a Spark job?

Actually, sortBy/sortByKey depends on RangePartitioner (JVM). So ...READ MORE

May 8, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 2,970 views
0 votes
1 answer

How to run the JAR files in windows?

Following are the steps to run the ...READ MORE

May 28, 2018 in Java by Parth
 • 4,640 points • 2,116 views
0 votes
1 answer

Is it possible to run a java program from command line on windows?How?

  Let's say your file is in C:\myprogram\ Run ...READ MORE

Apr 18, 2018 in Java by sophia
 • 1,400 points • 3,843 views
0 votes
1 answer

Can quotes be added in a java string.how?

In Java, you can escape quotes with \: String ...READ MORE

Jun 14, 2018 in Java by Akrati
 • 960 points • 1,399 views
0 votes
1 answer

How to connect Java program to the MySQL database?

You can connect your Java code with ...READ MORE

May 11, 2018 in Java by Parth
 • 4,640 points • 2,845 views
0 votes
1 answer

Can someone explain the behaviour of increment and decrement operators in python

down voteaccepted ++ is not an operator. It is ...READ MORE

May 15, 2018 in Python by aryya
 • 7,460 points • 2,678 views
0 votes
1 answer

What is the difference == and equals() in Java?

Both the answers (Syntaxes) are correct. If ...READ MORE

Jun 5, 2018 in Java by Akrati
 • 3,190 points • 1,761 views
0 votes
1 answer

Using exceptions in Python

They are used for control flow. Check ...READ MORE

Jun 14, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,373 views
0 votes
1 answer

Selenium with C#

using OpenQA.Selenium.Firefox; using OpenQA.Selenium; class Demo { ...READ MORE

May 31, 2018 in Selenium by Meci Matt
 • 9,460 points • 1,968 views
0 votes
1 answer

Applying the same function to every row of a data.frame - R

You can use the 'appply()' function for ...READ MORE

May 22, 2018 in Data Analytics by Bharani
 • 4,660 points • 2,360 views
0 votes
1 answer

activate UIPath licence trial

What os image version you have? Because ...READ MORE

May 30, 2018 in RPA by wrecker
 • 3,110 points • 2,000 views
0 votes
1 answer

How do I run chef client?

You've kinda answered your own question there. ...READ MORE

Jun 14, 2018 in Chef by ajs3033
 • 7,300 points • 1,358 views
0 votes
1 answer

start-master and start-all?

sbin/start-master.sh : Starts a master instance on ...READ MORE

May 7, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 2,990 views
0 votes
1 answer

AWS: Load Balancing

Create a load balancer, and register the ...READ MORE

Jun 11, 2018 in Cloud Computing by Meci Matt
 • 9,460 points • 1,483 views
0 votes
1 answer

UIPath RPA scraping data from images

The Get OCR Text action provides a UI element.  You ...READ MORE

May 13, 2018 in RPA by wrecker
 • 3,110 points • 2,722 views
0 votes
1 answer

Wait for an element to be accessible using Selenium WebDriver

You can try out the below code: ...READ MORE

May 18, 2018 in Selenium by Atul
 • 10,240 points • 2,507 views
0 votes
1 answer

Disabling Kerberos authentication in Hadoop

Make the following changes: core-site.xml(Hadoop_Dir/etc/hadoop): ...READ MORE

May 16, 2018 in Big Data Hadoop by Shubham
 • 13,490 points • 2,629 views
0 votes
1 answer

What are the prerequisites to learn Tableau software?

As such there is no prerequisite or ...READ MORE

Apr 27, 2018 in Tableau by Atul
 • 10,240 points • 3,442 views
0 votes
1 answer

S3 Static Website Hosting Route All Paths to Index.html

Yes there is an easy way to ...READ MORE

Apr 8, 2018 in AWS by code_ninja
 • 6,300 points • 4,234 views
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