Trending questions in Edureka Community

+1 vote
4 answers

How to take multiple integer input in one line using BufferedReader in Java?

To do this, we could read in ...READ MORE

Dec 14, 2020 in Java by Roshni
• 10,500 points
61,876 views
0 votes
3 answers

How to replace Blank with "0" in Power BI Visual?

so you are using the raw source ...READ MORE

Dec 15, 2020 in Power BI by Gitika
• 65,850 points
54,542 views
0 votes
1 answer

How to find event listeners on a DOM node when debugging or from the JavaScript code?

Hii @kartik, It is possible to list all ...READ MORE

Jun 8, 2020 in Java-Script by Niroj
• 82,680 points
55,492 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
• 95,340 points

edited Aug 11, 2021 by Soumya 44,754 views
+5 votes
3 answers

Counting the frequency of unique values - R

Hi, You can use plyr module. It will give ...READ MORE

Dec 14, 2020 in Data Analytics by MD
• 95,340 points
66,809 views
+2 votes
11 answers

hadoop fs -put command?

Hi, You can create one directory in HDFS ...READ MORE

Mar 16, 2018 in Big Data Hadoop by nitinrawat895
• 11,380 points
76,198 views
+1 vote
8 answers

How to replace null values in Spark DataFrame?

Hi, In Spark, fill() function of DataFrameNaFunctions class is used to replace ...READ MORE

Dec 15, 2020 in Apache Spark by MD
• 95,340 points
66,027 views
0 votes
4 answers

How can we display an output of float data with 2 decimal places in java? Please help

You can use DecimalFormat. One way to use ...READ MORE

Dec 16, 2020 in Java by Gitika
• 65,850 points
64,377 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
• 65,850 points
62,331 views
0 votes
6 answers

How to get text found between span – selenium

The text "Search Zone" is not part ...READ MORE

Feb 28, 2019 in Selenium by Trying to Figure
63,263 views
+1 vote
4 answers

How to get job after long gap and without experience?

7 Tips for Women Returning to Work After a Career Gap Companies ...READ MORE

Dec 15, 2020 in Career Counselling by Roshni
• 10,500 points
57,427 views
0 votes
3 answers

AttributeError: 'numpy.ndarray' object has no attribute 'append'

for root, dirs, files in os.walk(directory): ...READ MORE

Dec 12, 2020 in Python by Rajiv
• 8,910 points
47,137 views
+1 vote
6 answers

groupByKey vs reduceByKey in Apache Spark.

ReduceByKey is the best for production. READ MORE

Mar 3, 2019 in Apache Spark by anonymous
60,143 views
+2 votes
3 answers

ModuleNotFoundError: No module named 'Crypto'

The module you’ve installed is different. To install ...READ MORE

Aug 20, 2019 in Python by Raman
50,616 views
+1 vote
1 answer

remote side unexpectedly closed network connection.

Hi@akhtar, A PuTTY session left idle will disconnect ...READ MORE

Aug 27, 2020 in AWS by MD
• 95,340 points
44,334 views
+1 vote
2 answers

How to convert entire div data into image and save it into directory without using canvas?

Hello @kartik, You can try the sample code ...READ MORE

Apr 29, 2020 in Java-Script by Niroj
• 82,680 points
44,321 views
0 votes
3 answers

How to print text from a list of all web elements with same class name in Selenium?

Try using List <WebElement> to access all similar elements ...READ MORE

Dec 16, 2020 in Selenium by Roshni
• 10,500 points
50,973 views
0 votes
3 answers

How to add an extra column to the existing table in power bi query editor?

Click on edit queries after loading source ...READ MORE

Dec 16, 2020 in Power BI by Roshni
• 10,500 points
45,466 views
0 votes
1 answer

Error: error response from daemon get https //registry-1.docker.io/v2/ connection refused

Hi@akhtar, Sometimes it happens. I also faced this ...READ MORE

Aug 27, 2020 in Docker by MD
• 95,340 points
43,356 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
• 65,850 points
43,480 views
+2 votes
3 answers

mvn not recognized as an internal or external command error

Setting the environment variables JAVA_HOME, MAVEN_HOME and  ...READ MORE

Jun 3, 2019 in DevOps Tools by Sirajul
• 59,170 points
50,394 views
+1 vote
5 answers

How to get user's IP address in Laravel?

Hey, We can get the user's IP address ...READ MORE

Mar 20, 2020 in Laravel by Niroj
• 82,680 points
43,997 views
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
• 65,850 points
53,840 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
• 65,850 points
48,775 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
• 65,850 points
43,092 views
+5 votes
4 answers

How to execute a python file with few arguments in java?

You can use Java Runtime.exec() to run python script, ...READ MORE

Mar 27, 2018 in Java by DragonLord999
• 8,450 points

edited Nov 7, 2018 by Omkar 59,032 views
+4 votes
4 answers

Using while loop i want to print 10 even numbers

public class Loops { ...READ MORE

Dec 5, 2019 in Java by One of the Simplest ways to answer you q
53,215 views
0 votes
4 answers

How to setup Chrome driver with Selenium on MacOS?

Hi Nushrat, In MacOs follow the steps and ...READ MORE

Aug 9, 2020 in Selenium by Shipra
48,109 views
0 votes
2 answers

How to get full path of selected file on change of <input type=‘file’> using javascript, jquery-ajax?

For security reasons browsers do not allow ...READ MORE

Dec 16, 2020 in Java-Script by Rajiv
• 8,910 points
41,025 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
56,924 views
0 votes
2 answers

How do I make python wait for a pressed key?

Then use this code: import keyboard keyboard.sleep() READ MORE

Jan 4, 2021 in Python by Reshma
34,900 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
48,569 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
• 10,500 points
45,802 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
• 8,910 points
50,461 views
+2 votes
4 answers

Javac command not working in my windows 10

Check your javac path on Windows using Windows Explorer C:\Program Files\Java\jdk1.7.0_02\bin and ...READ MORE

Aug 6, 2019 in Java by Sirajul
• 59,170 points
44,891 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
53,007 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
• 69,190 points
47,990 views
0 votes
1 answer

How to add a custom HTTP header to ajax request with javascript?

Hello @kartik, There is different way based on ...READ MORE

Aug 25, 2020 in Java-Script by Niroj
• 82,680 points
38,257 views
+2 votes
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
• 59,170 points
41,772 views
+1 vote
3 answers

How to auto build a job in jenkins if there is any change in code on Github repository?

To automatically run build on code commit, follow ...READ MORE

Jul 31, 2019 in Jenkins by Sirajul
• 59,170 points
44,810 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
66,745 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
45,997 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
• 65,850 points
31,716 views
0 votes
2 answers
+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
53,855 views
+1 vote
2 answers

How to read a csv file stored in Amazon S3 using csv.DictReader

The code would be something like this: import ...READ MORE

Oct 25, 2018 in AWS by Archana
• 5,640 points
47,246 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
50,005 views
0 votes
1 answer

ModuleNotFoundError: No module named 'mysql'

Hi@akhtar, You need to install mysql-connector to connect ...READ MORE

Jul 15, 2020 in Python by MD
• 95,340 points
36,860 views
0 votes
2 answers

R function for finding the index of an element in a vector?

The function match works on vectors : x <- sample(1:10) x # ...READ MORE

Dec 12, 2020 in Data Analytics by Rajiv
• 8,910 points
51,186 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
45,902 views