Most viewed questions in Edureka Community

0 votes
1 answer

What is the difference between ctrl z and ctrl c in command line?

Hi@akhtar, Generally, these two commands are used to ...READ MORE

Feb 24, 2020 in Linux Administration by MD
• 95,440 points
45,180 views
+1 vote
2 answers

Spark: Dataframe vs Dataset

Recently, there are two new data abstractions ...READ MORE

Jul 29, 2019 in Apache Spark by Jackie
45,162 views
0 votes
1 answer

PHP undefined key and variable

Hi, @Dann, If you are using some variable ...READ MORE

Dec 30, 2020 in PHP by anonymous
• 65,910 points
44,862 views
0 votes
4 answers

I'm trying to run docker with Jenkins pipeline but I'm facing this Jenkins pipeline error and a socket.io error.

This happens when the Jenkins user is ...READ MORE

Jun 26, 2018 in Docker by Sophie may
• 10,610 points
44,719 views
+3 votes
7 answers

Is it possible to shift or move jobs between two jenkins servers?

Hi, You can copy Jobs in between your ...READ MORE

Dec 16, 2020 in Jenkins by MD
• 95,440 points
44,474 views
0 votes
5 answers

What is the default Jenkins password?

Change the shell to /bin/bash instead of bin/false ...READ MORE

Apr 23, 2019 in Jenkins by Vinod
44,421 views
0 votes
1 answer

SQL query to find third highest salary in company

The easiest way to work this out ...READ MORE

Feb 21, 2022 in Database by Neha
• 9,060 points
44,413 views
0 votes
1 answer

How to input text in the text box without calling the sendKeys()?

Hi Rohan, you can use Javascript Executer ...READ MORE

May 29, 2019 in Selenium by Abha
• 28,140 points
44,198 views
0 votes
1 answer

Error:No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call

Hii @kartik, If you have @Transactional // Spring Transactional class ...READ MORE

May 22, 2020 in Java by Niroj
• 82,880 points
44,072 views
0 votes
1 answer

How to return data from Axios API?

Hello @kartik, The issue is that the original axiosTest() function ...READ MORE

Oct 13, 2020 in Node-js by Niroj
• 82,880 points
44,036 views
0 votes
5 answers

How to scroll down a webpage in selenium using Java?

 to scroll up or down with Selenium, a JavaScript executor is a ...READ MORE

Dec 16, 2020 in Selenium by Roshni
• 10,520 points
44,025 views
+1 vote
3 answers

Removing double quotes from a string from JSON response in PHP

Just remove the json_encode call, and it should work: $resp ...READ MORE

Sep 12, 2018 in Blockchain by digger
• 26,740 points
44,020 views
0 votes
1 answer

Typescript: Property "XXX" does not exist on type 'IntrinsicAttributes & IntrinsicClassAttributes

Double check the newly added object types. ...READ MORE

Jun 8, 2022 in TypeSript by Nina
• 3,060 points
43,977 views
0 votes
2 answers

Job for httpd.service failed because the control process exited with error code.

Hi guys I was facing same problem as ...READ MORE

Nov 21, 2020 in Linux Administration by anonymous
• 140 points
43,819 views
0 votes
1 answer

How to list down all the hosts in Ansible?

Hi@akhtar, You can use the option --list-hosts. It will ...READ MORE

Jul 28, 2020 in Ansible by MD
• 95,440 points
43,718 views
0 votes
1 answer

-bash: cd: /root/: Permission denied

Hi@akhtar, You got this error because your user ...READ MORE

Aug 13, 2020 in Linux Administration by MD
• 95,440 points
43,674 views
0 votes
1 answer

How to set cookie value with AJAX request?

Hello @kartik, Basically, ajax request as well as ...READ MORE

Jun 18, 2020 in Java-Script by Niroj
• 82,880 points
43,668 views
+6 votes
3 answers

"Error: '\U' used without hex digits in character string starting ""C:\U"" when trying to read a csv file in R

Replace all \ with \\. Its trying ...READ MORE

Nov 26, 2018 in Data Analytics by Maverick
• 10,840 points
43,639 views
0 votes
2 answers

'flutter' is not recognized as an internal or external command, operable program or batch file.

You have to Add flutter sdk path ...READ MORE

Aug 2, 2020 in Others by c49
43,475 views
+1 vote
2 answers

Read file content from S3 bucket with boto3

s3_client=boto3.resource('s3') bucket = s3_client.Bucket('test') for obj in bucket.objects.all(): contents=obj.get()['Body'].read().decode(encoding="utf-8",errors="ignore") for line ...READ MORE

Jul 4, 2019 in AWS by reddy

edited Jul 4, 2019 by Kalgi 43,408 views
+1 vote
1 answer

java.lang.NoSuchMethodError: No such DSL method 'pipeline' found among steps

Hi@akhtar, I think you did not install your ...READ MORE

Jul 7, 2020 in Jenkins by MD
• 95,440 points
43,323 views
0 votes
2 answers

Unable to connect to the server: x509: certificate signed by unknown authority (possibly because of "crypto/rsa: verification error"

mkdir -p $HOME/.kube sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config sudo ...READ MORE

Sep 30, 2020 in Kubernetes by Muhammad Badi uz Zaman
43,235 views
0 votes
3 answers

How to replace negative numbers in Pandas Data Frame by zero?

 If all your columns are numeric, you ...READ MORE

Dec 16, 2020 in Python by Rajiv
• 8,910 points
43,167 views
+1 vote
1 answer

ModuleNotFoundError: No module named 'keras'

Hi@akhtar, I think this problem is related to ...READ MORE

Apr 23, 2020 in Machine Learning by MD
• 95,440 points

edited Aug 11, 2021 by Soumya 42,999 views
+1 vote
4 answers

What is the difference between Amazon ECS and Amazon EC2?

EC2 allows you to launch individual instances ...READ MORE

Jul 11, 2018 in AWS by Priyaj
• 58,090 points
42,636 views
0 votes
2 answers

Resolving PKIX path building failed Error?

You need to add the certificate for App2 to ...READ MORE

Sep 24, 2018 in Java by Sushmita
• 6,910 points
42,544 views
+1 vote
3 answers

What is the difference between rdd and dataframes in Apache Spark ?

Comparison between Spark RDD vs DataFrame 1. Release ...READ MORE

Aug 28, 2018 in Apache Spark by shams
• 3,670 points
42,421 views
0 votes
1 answer

org.apache.spark.sql.AnalysisException: cannot resolve given input columns

The string Productivity has to be enclosed between single ...READ MORE

Jul 10, 2019 in Apache Spark by Tina
42,079 views
0 votes
1 answer

Difference between Amazon ec2 and AWS Elastic Beanstalk.

EC2 EC2 is Amazon's service that allows you ...READ MORE

Jul 9, 2018 in AWS by Priyaj
• 58,090 points
41,983 views
+2 votes
4 answers

use length function in substring in spark

You can use the function expr val data ...READ MORE

May 3, 2018 in Apache Spark by kurt_cobain
• 9,390 points
41,981 views
+1 vote
1 answer

What are named routes in Laravel and How can specify route names for controller actions?

Hey @kartik, Named routing is another amazing feature of ...READ MORE

Mar 23, 2020 in Laravel by Niroj
• 82,880 points
41,978 views
0 votes
2 answers

Unable to find valid certification path to requested target

Unfortunately - it could be many things ...READ MORE

Dec 15, 2020 in Java by Roshni
• 10,520 points
41,887 views
0 votes
1 answer

How to pass parameters in GET requests with jQuery?

Hello, Here is the syntax using jQuery $.get $.get(url, data, ...READ MORE

Apr 28, 2020 in JQuery by Niroj
• 82,880 points
41,885 views
0 votes
4 answers

“Cannot find symbol” compilation error

The "Cannot find symbol" errors generally occur when you ...READ MORE

Dec 16, 2020 in Java by Gitika
• 65,910 points
41,883 views
0 votes
1 answer

TypeError: 'float' object cannot be interpreted as an integer

Hi, @There, The “TypeError: ‘float’ object cannot be ...READ MORE

Nov 13, 2020 in Python by Gitika
• 65,910 points
41,649 views
0 votes
3 answers

Python error "NameError: name 'sr' is not defined"

NameError: name 'xx' is not defined Python knows ...READ MORE

Mar 19, 2020 in Python by rahul
• 360 points
41,451 views
+1 vote
1 answer

How to rename Docker images without rebuilding it?

Hi@akhtar, You can rename your docker image by ...READ MORE

May 19, 2020 in Docker by MD
• 95,440 points
41,252 views
0 votes
1 answer

does java support operator overloading?

Java doesn't supports operator overloading because it's just a ...READ MORE

Jun 18, 2018 in Java by Akrati
• 960 points
41,239 views
0 votes
1 answer

How do I install the yaml package for Python?

Hello @kartik, You could try the search feature ...READ MORE

May 12, 2020 in Python by Niroj
• 82,880 points
41,021 views
0 votes
2 answers

How to solve expected response code 220 but got code “”, with message “” in Laravel?

This problem can generally occur when you ...READ MORE

Dec 16, 2020 in Laravel by Gitika
• 65,910 points
40,968 views
0 votes
1 answer

Boto3 - python script to view all directories and files

There are no folders, only S3 object ...READ MORE

Sep 14, 2018 in AWS by Priyaj
• 58,090 points
40,896 views
+1 vote
1 answer

difference between synchronous and asynchronous api calls

Synchronous means that you call a web ...READ MORE

Sep 1, 2020 in Software Testing by Sirajul
• 59,230 points
40,887 views
+2 votes
1 answer

I want the console.log output from Chrome. I'm working with selenium on Python

So this is how you do it ...READ MORE

May 3, 2018 in Selenium by sniffy_god
• 780 points
40,742 views
0 votes
1 answer

jQuery checkbox change and click event

Have shared an approach which will add ...READ MORE

Feb 23, 2022 in Java-Script by Aditya
• 7,680 points
40,637 views
0 votes
2 answers

Describe Fillable Attribute in a Laravel model?

Hello @kartik In eloquent ORM, $fillable attribute is ...READ MORE

Mar 27, 2020 in Laravel by Niroj
• 82,880 points
40,573 views
0 votes
1 answer

The connection to the server localhost:8080 was refused - did you specify the right host or port?

Hi@akhtar, You may get this error if Kubectl ...READ MORE

Jun 6, 2020 in Kubernetes by MD
• 95,440 points
40,517 views
+4 votes
2 answers

Can we get the HTTP Response Code in Selenium with Java?

It is indeed possible to get http ...READ MORE

Apr 21, 2018 in Selenium by king_kenny
• 3,710 points
40,500 views
0 votes
1 answer

import org.openqa.selenium.* shows compilation error - The package org.openqa.selenium is not accessible even though I have added the external jar files in the class path.

Here's what you can try  Either keep only selenium-server-standalone-3.141.59.jar as ...READ MORE

Oct 7, 2020 in Selenium by Karan
• 19,610 points
40,388 views
+1 vote
3 answers

ModuleNotFoundError: No module named 'speech_recognition' Not able to install speech_recognition in python:

Hey. You have to use SpeechRecognition as module ...READ MORE

Nov 28, 2018 in Python by Omkar
• 69,210 points
40,184 views
+1 vote
3 answers

Log in to AWS using Access Key ID and Secret Access Key ID

You can also use the access key ...READ MORE

Aug 30, 2018 in AWS by eatcodesleeprepeat
• 4,710 points
40,119 views