Most viewed questions in Edureka Community

0 votes
5 answers

How can I use grep in Python?

The first part starts with grep , followed by ...READ MORE

Dec 14, 2020 in Python by Gitika
 • 65,770 points • 73,538 views
+11 votes
11 answers

Hadoop “Unable to load native-hadoop library for your platform” warning

modify the glibc version.CentOS provides safe softwares ...READ MORE

Sep 10, 2018 in Big Data Hadoop by bug_seeker
 • 15,510 points • 73,494 views
+5 votes
11 answers

Concatenate columns in apache spark dataframe

its late but this how you can ...READ MORE

Mar 21, 2019 in Apache Spark by anonymous
 • 72,959 views
0 votes
3 answers

How to load external scripts dynamically in Angular?

Hello kartik, You can use following technique to ...READ MORE

Apr 22, 2020 in Angular by Niroj
 • 82,840 points • 72,664 views
+1 vote
7 answers

What is difference between access modifier and access specifier in java

Access Specifier:- This can be understood as ...READ MORE

Feb 14, 2019 in Java by Priyaj
 • 58,020 points • 72,627 views
0 votes
1 answer

How to resolve this error? Element not interactable ...Any solution?

Hi, @Faha, ElementNotInteractableException: Element is not reachable by ...READ MORE

Nov 24, 2020 in Selenium by Gitika
 • 65,770 points • 72,025 views
0 votes
4 answers

Is it possible to call one python script from another Python Script?

Try using os.system: os.system("script2.py 1") execfile is different because it is ...READ MORE

Dec 16, 2020 in Python by Gitika
 • 65,770 points • 71,082 views
0 votes
5 answers

How to use JavaScript in selenium to click an Element?

WebElement element = driver.findElement(By.id("id")); JavascriptExe ...READ MORE

Aug 31, 2020 in Selenium by Sri
 • 3,190 points • 70,916 views
0 votes
5 answers

what is the difference between append and insert in python lists?

There is a simple difference between append ...READ MORE

Jun 23, 2019 in Python by Harshdeep Khatke
 • 70,772 views
0 votes
1 answer

Error starting daemon: pid file found, ensure docker is not running or delete /var/snap/docker/179/run/docker.pid

sudo rm -rf /var/run/docker.pid READ MORE

Dec 22, 2022 in Docker by Marshall
edited Mar 5 • 69,955 views
0 votes
3 answers

HttpServletRequest get JSON POST data

Configure the action as given below: Method: Since ...READ MORE

Dec 16, 2020 in Java by Rajiv
 • 8,870 points • 69,296 views
0 votes
4 answers

How do I check if a file exists in Java?

To test to see if a file ...READ MORE

Dec 29, 2020 in Java by Rajiv
 • 8,870 points • 69,148 views
0 votes
1 answer

How to check if a file already exists or not in R?

Check out file.exists() function!! The function file.exists() returns a ...READ MORE

Oct 29, 2019 in Data Analytics by Cherukuri
 • 33,050 points • 68,660 views
+1 vote
4 answers

What is the difference between string object and string literal?

A String literal is a Java language concept. This ...READ MORE

Aug 16, 2019 in Java by Sirajul
 • 59,230 points • 68,306 views
0 votes
3 answers

What is the difference between relative and absolute XPath?

Absolute Xpath: It contains the complete path ...READ MORE

Dec 20, 2018 in Selenium by Nabarupa
 • 67,870 views
0 votes
2 answers

How to delete a folder in AWS s3?

There is a delete-folder option, but you ...READ MORE

Oct 3, 2019 in AWS by Shai
 • 67,166 views
0 votes
3 answers

Python exit commands - why so many and when should each be used?

The functions* quit(), exit(), and sys.exit() function in the same way: ...READ MORE

Dec 14, 2020 in Python by Gitika
 • 65,770 points • 67,133 views
+6 votes
2 answers

Error:Uncaught ReferenceError: is not defined at HTMLAnchorElement.onclick

The most common reason behind the error ...READ MORE

Dec 14, 2020 in Laravel by Gitika
 • 65,770 points • 66,952 views
0 votes
1 answer

Typescript with Webpack - You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file

So I believe the problem is that ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
 • 1,160 points • 66,605 views
0 votes
3 answers

How to distinguish between a variable and an identifier?

An identifier actually identifies something, it's not the thing ...READ MORE

Dec 16, 2020 in Python by Rajiv
 • 8,870 points • 66,453 views
+1 vote
7 answers

What do you mean by python scripting? What is a script and a module in python?

A module is a file containing a ...READ MORE

Jun 17, 2019 in Python by Zain Abbas
 • 65,553 views
+2 votes
3 answers

! [rejected] master -> master (fetch first) error: failed to push some refs to 'git@github.com:abc70/new.git'

git push origin master --force I met the ...READ MORE

Apr 29, 2020 in Git & GitHub by anonymous
 • 65,407 views
+1 vote
3 answers

How to print one pandas column without index?

There is a slight mistake in what ...READ MORE

Mar 28, 2019 in Python by Shri
 • 64,899 views
+1 vote
4 answers

Need to wait until page is completely loaded - Selenium WebDriver

You can try something like -  new WebDriverWait(firefoxDriver, ...READ MORE

Dec 21, 2019 in Selenium by Robin
 • 64,898 views
0 votes
1 answer

Error:Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in C:\wamp\www\niroj\register.php on line 50

Hello @kartik, PHP mail function can send email ...READ MORE

Oct 20, 2020 in PHP by Niroj
 • 82,840 points • 64,840 views
0 votes
11 answers

What is the default Namenode port of HDFS. Is it 8020 or 9000 or 50070?

8020/9000 hadoop namenode metadata port number. or ...READ MORE

Dec 31, 2018 in Big Data Hadoop by SM
 • 64,509 views
+1 vote
3 answers

Not able to install arpspoof

There is no package called arpspoof. To use the arpspoof command, ...READ MORE

Feb 9, 2019 in Cyber Security & Ethical Hacking by Omkar
 • 69,220 points • 63,798 views
+1 vote
1 answer

UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure.

Hi@akhtar, You need to install a GUI toolkit, ...READ MORE

Mar 5, 2020 in Machine Learning by MD
 • 95,460 points
edited Aug 11, 2021 by Soumya • 63,642 views
0 votes
2 answers

What is the difference between Set and List in java?

List is an ordered sequence of elements. ...READ MORE

Apr 26, 2018 in Java by Akrati
 • 3,190 points • 63,591 views
0 votes
7 answers

docker: executable file not found in $PATH

try to build the image with --no-cache. I ...READ MORE

Nov 1, 2020 in Docker by Deeptesh Agrawal
 • 63,552 views
0 votes
5 answers

How to resolve this error “Jenkins Host key verification failed”?

HI Mam, Please check the following solution:: 1. Switch ...READ MORE

May 3, 2019 in Jenkins by anonymous
 • 62,952 views
0 votes
2 answers

Do we have pointers in python like other programming languages?

From one point of view, everything is a pointer in Python. Your ...READ MORE

Dec 16, 2020 in Python by Gitika
 • 65,770 points
edited Jul 8, 2021 by Sarfaraz • 62,823 views
+1 vote
8 answers

How to print the contents of RDD in Apache Spark?

Save it to a text file: line.saveAsTextFile("alicia.txt") Print contains ...READ MORE

Dec 10, 2018 in Apache Spark by Akshay
 • 62,314 views
0 votes
3 answers

HTML - Change\Update page contents without refreshing\reloading the page?

pushState() # The pushState() method let's you update the URL and create ...READ MORE

Dec 15, 2020 in HTML by Gitika
 • 65,770 points • 61,873 views
0 votes
1 answer

How do I call a Django function on button click?

Hello @kartik, There are 2 possible solutions that ...READ MORE

Jun 23, 2020 in Python by Niroj
 • 82,840 points • 61,709 views
0 votes
1 answer

JQuery checkbox on change and checked event

asfasdfadsfasdfdffasdfads READ MORE

Jun 30, 2022 in Java-Script by anonymous
 • 120 points
edited Mar 5 • 61,487 views
0 votes
1 answer

Argument of type 'any' is not assignable to parameter of type 'never'.

All you have to do is define ...READ MORE

May 31, 2022 in TypeSript by Nina
 • 3,060 points • 61,235 views
+1 vote
3 answers

Error occurred during initialization of boot layer java.lang.module.FindException: Module Selenium not found

This might probably be coz while creating ...READ MORE

Nov 27, 2019 in Selenium by Sirajul
 • 59,230 points • 60,302 views
+2 votes
2 answers

What's the difference between IAM Roles and policies?

IAM Roles are defined as a set ...READ MORE

Aug 13, 2020 in Cloud Computing by nbavis
 • 380 points • 60,257 views
0 votes
1 answer

System.setProperty("webdriver.chrome.driver","") meaning?

The meaning of the statement are almost ...READ MORE

Jan 8, 2019 in Selenium by Nabarupa
 • 59,829 views
+2 votes
3 answers

Permission denied error while running a simple job in Jenkins

Hey @Hannah, try changing the permissions using ...READ MORE

Oct 25, 2018 in Jenkins by krishti
 • 59,312 views
+1 vote
2 answers

Error: stale element reference: element is not attached to the page document

go to your code and apply implicit ...READ MORE

Dec 21, 2018 in Selenium by Malik
 • 58,856 views
0 votes
1 answer

How do I set up a windows_slave agent via JNLP, If I have a Jenkins master configured on linux?

JNLP(JAVA NETWORK LAUNCH PROTOCOL) is used to Connect to/launch ...READ MORE

Jun 3, 2019 in Jenkins by Sirajul
 • 59,230 points • 58,669 views
+1 vote
2 answers

ValueError: Found input variables with inconsistent numbers of samples: [1, 1000]

Hi@akhtar, Here you used x as your feature ...READ MORE

Apr 14, 2020 in Machine Learning by MD
 • 95,460 points
edited Aug 11, 2021 by Soumya • 58,384 views
0 votes
1 answer

How to check if a string contains a substring Java ?

Hi@akhtar, The first and foremost way to check ...READ MORE

Dec 30, 2020 in Java by MD
 • 95,460 points
edited Jul 5, 2023 by Khan Sarfaraz • 58,183 views
+1 vote
4 answers

Python: convert txt file to csv format with rows and columns

Python will read data from a text ...READ MORE

Dec 14, 2020 in Python by Gitika
 • 65,770 points • 58,037 views
0 votes
2 answers

Difference between Action and Actions in Selenium

 Actions class is based on builder design pattern ...READ MORE

Jun 21, 2019 in Selenium by virendra
edited Jul 26, 2019 • 57,777 views
0 votes
3 answers

Setting time zone of a java.util.Date

Using Java 8 Java 8 introduced a new Date-Time ...READ MORE

Dec 15, 2020 in Java by Gitika
 • 65,770 points • 57,511 views
+1 vote
3 answers

3 dot in parameter in Java

The "Three Dots" in java is called ...READ MORE

Nov 22, 2018 in Java by geek.erkami
 • 2,680 points • 57,505 views
0 votes
1 answer

Only refers to a type, but is being used as a value here

To do type checking at runtime with ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 57,115 views
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