Trending questions in Edureka Community

+6 votes
11 answers

Default parameters of XMS and XMX in JVM

You use these Java command-line parameters to ...READ MORE

Nov 13, 2018 in Java by Murali
 • 67,068 views
+14 votes
18 answers

How can I convert String to JSON object in Java?

Hi @Daisy You can use Google gson  for more ...READ MORE

Feb 7 in Java by Suresh
 • 700 points • 64,801 views
+9 votes
13 answers

How to automate gmail login process using selenium webdriver in java?

Check the below code: Here is the working ...READ MORE

Apr 24, 2018 in Selenium by Vardy
 • 2,280 points • 47,606 views
+2 votes
12 answers

“A Non-static method cannot be referenced from a static context” error

this method must be static so that it will exist even though the ...READ MORE

Jun 11 in Java by Neha
 • 330 points • 34,264 views
0 votes
10 answers

How to import a jar file in Eclipse?

Go to your project right click and ...READ MORE

Dec 10, 2018 in Java by Hola77
 • 32,173 views
+1 vote
11 answers

Python AWS Boto3: How do i read files from S3 Bucket?

All of the answers are kind of ...READ MORE

Mar 30 in AWS by awsdbaexpert
 • 200 points • 22,193 views
0 votes
11 answers

How can I delete all the messages from a Kafka topic?

Add one line to server.properties file under ...READ MORE

Nov 27, 2018 in Apache Kafka by Lavanya
 • 22,756 views
+5 votes
11 answers

Concatenate columns in apache spark dataframe

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

Mar 21 in Apache Spark by anonymous
 • 22,954 views
+9 votes
11 answers

Unable to resolve this error: "javac is not recognized as an internal or external command"

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

May 23, 2018 in Java by Rishabh
 • 3,540 points • 22,532 views
+2 votes
11 answers

How can I run a ‘docker exec’ command inside a docker container?

I guess there’s no docker runtime in ...READ MORE

May 14 in Docker by Frank
 • 18,424 views
+3 votes
23 answers

What is an “Edge Location” in AWS?

Let us start with brief explanation to ...READ MORE

Apr 3, 2018 in Cloud Computing by brat_1
 • 7,080 points • 16,611 views
+2 votes
11 answers

How to print array/ list without brackets in python?

name=["a","b","c"] print (', '.join(name)) It will simply take all ...READ MORE

Apr 18, 2018 in Python by aayushi
 • 750 points • 16,398 views
+1 vote
11 answers

Communications link failure: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException

you mysql server instance is not running ...READ MORE

Jun 15 in Java by Encrypter Manyange
 • 14,059 views
+1 vote
10 answers

Set environment variables in Jenkins

You can use groovy job file: description('') steps { ...READ MORE

Dec 10, 2018 in Jenkins by Galelio
 • 16,259 views
0 votes
11 answers

How to create new column with function in Spark Dataframe?

val coder: (Int => String) = v ...READ MORE

Apr 4 in Apache Spark by anonymous
edited Apr 5 by Omkar • 14,640 views
+1 vote
11 answers

How to send HTTP POST requests on Java?

How to invoke Thread dump analysis API? Invoking ...READ MORE

Jun 16 in Java by Jim
 • 810 points
reshown Jun 17 by Vardhan • 13,035 views
+2 votes
5 answers

What exactly is the function of random.seed() in python?

The seed method is used to initialize the ...READ MORE

Oct 29, 2018 in Python by Rahul
 • 10,973 views
+1 vote
11 answers

How to run multiple commands in docker at once?

Try this: docker run image bash -c "cd ...READ MORE

Apr 17 in Docker by anonymous
edited Apr 17 by Kalgi • 11,961 views
+1 vote
10 answers

Unable to execute jar- file: “no main manifest attribute”

You Can Simply follow this step Create ...READ MORE

Dec 10, 2018 in Java by Sukesh
 • 15,391 views
0 votes
3 answers

Git push vs git push origin

In simple words git push command updates ...READ MORE

Apr 23 in Git & GitHub by Hiran
 • 8,900 views
+1 vote
3 answers

What is the command used to register gecko driver?

System.setProperty("webdriver.gecko.driver", "C:\\gecko ...READ MORE

Jan 9 in Selenium by Frankie
 • 9,810 points • 9,048 views
0 votes
6 answers

How to replace null values in Spark DataFrame?

Hi i hope this will help for ...READ MORE

Feb 5 in Apache Spark by Srinivasreddy
 • 140 points • 13,926 views
0 votes
11 answers

“pip install unroll”: “python setup.py egg_info” failed with error code 1

rm -rf node_modules READ MORE

Jun 27 in Python by anonymous
 • 7,885 views
+1 vote
2 answers

Getting this error: “Element is not clickable at point”

There are 3 possible solutions for this: 1. ...READ MORE

Apr 20, 2018 in Selenium by king_kenny
 • 3,590 points • 14,205 views
0 votes
2 answers

How to get HTML Source of WebElement in Selenium WebDriver using Python?

You can read innerHTML attribute to get source of ...READ MORE

Jun 13, 2018 in Selenium by Samarpit
 • 5,130 points • 10,879 views
0 votes
1 answer

Filtering a row in Spark DataFrame based on matching values from a list

Use the function as following: var notFollowingList=List(9.8,7,6,3, ...READ MORE

Jun 5, 2018 in Apache Spark by Shubham
 • 13,190 points • 18,751 views
0 votes
1 answer

Why should I use Kubernetes?

With the advent of microservice architecture, users ...READ MORE

Jul 12 in Kubernetes by Sirajul
 • 5,960 points • 427 views
0 votes
1 answer

How to register new users for MVC4 website on Azure AD?

The application holds the permissions to read/write ...READ MORE

Jul 3 in Azure by Perry
 • 17,010 points • 717 views
0 votes
2 answers

How to Update my Start and End dates parameter or Filter with Today and Last 5 Days Date Automatically ??

You can create a set whose dates ...READ MORE

1 day ago in Tableau by anonymous
 • 17,870 points • 13 views
0 votes
1 answer

Is AWS certification necessary for doing an AWS job?

AWS jobs are related to working with Cloud ...READ MORE

5 hours ago in AWS by ArchanaNagur
 • 2,190 points • 5 views
0 votes
1 answer

opencv Unable to stop the stream: Inappropriate ioctl for device

I have solved this issue on Ubuntu ...READ MORE

5 hours ago in Python by SDeb
 • 12,360 points • 4 views
0 votes
1 answer

PEP8 space after a comma

I guess the reason that most people ...READ MORE

5 hours ago in Python by SDeb
 • 12,360 points • 2 views
0 votes
1 answer

Mutliple Output Format in Hadoop

Each reducer uses an OutputFormat to write ...READ MORE

6 hours ago in Big Data Hadoop by ravikiran
 • 3,560 points • 4 views
0 votes
1 answer

Spark Null Pointer Exception.

I used Spark 1.5.2 with Hadoop 2.6 ...READ MORE

6 hours ago in Apache Spark by ravikiran
 • 3,560 points • 4 views
0 votes
1 answer

How to install tensorflow in Python?

If you are using Anaconda then you ...READ MORE

8 hours ago in Python by Neel
 • 1,610 points • 5 views
0 votes
1 answer

What is Ingress ? Is it something that runs as a pod or on a pod?

An ingress is an object that holds ...READ MORE

8 hours ago in Kubernetes by Sirajul
 • 5,960 points • 4 views
0 votes
1 answer

What are decorators in Python?

Python has an interesting feature called decorators to add ...READ MORE

8 hours ago in Python by Neel
 • 1,610 points • 4 views
0 votes
1 answer

What happens when a pod exceeds its memory limit?

Whenever a pod exceeds its memory limit ...READ MORE

8 hours ago in Kubernetes by Sirajul
 • 5,960 points • 3 views
0 votes
1 answer

Does the rolling update with state full set replica=1 work?

No, because there is only 1 replica, ...READ MORE

7 hours ago in Kubernetes by Sirajul
 • 5,960 points • 2 views
0 votes
1 answer

Are deployments with more than one replica automatically doing rolling updates when a new deployment config is applied?

The Deployment updates Pods in a rolling ...READ MORE

9 hours ago in Kubernetes by Sirajul
 • 5,960 points • 4 views
0 votes
1 answer

How to terminate a pod when a specific event occurs?

You need to add a liveness and ...READ MORE

10 hours ago in Kubernetes by Sirajul
 • 5,960 points • 5 views
0 votes
1 answer

do rolling updates declared with a deployment take effect if i manually delete pods of the replica set with kubectl delete pods?

Yes, the scheduler will make sure (as ...READ MORE

9 hours ago in Kubernetes by Sirajul
 • 5,960 points • 3 views
0 votes
1 answer

How to forward port '8080 (container)->8080 (service)-> 8080 (ingress)->80 (browser)'?

The ingress is exposing port 80 externally ...READ MORE

10 hours ago in Kubernetes by Sirajul
 • 5,960 points • 4 views
0 votes
1 answer

awk: to print all columns from the nth to the last

the following will print all but the ...READ MORE

11 hours ago in Linux Administration by Shubham
 • 13,190 points • 7 views
0 votes
1 answer

Is there any other way to update the config map for deployment without having to restart the pod?

Well, you need to have some way ...READ MORE

9 hours ago in Kubernetes by Sirajul
 • 5,960 points • 3 views
0 votes
1 answer

How to have the cp command create only if necessary folders while copying a file to a destination

mkdir -p /foo/bar && cp myfile "$_" ...READ MORE

11 hours ago in Linux Administration by Shubham
 • 13,190 points • 6 views
0 votes
1 answer

Is there a way to make a pod to automatically come up when the host restarts?

Yes using replication controller but it may ...READ MORE

12 hours ago in Kubernetes by Sirajul
 • 5,960 points • 4 views
0 votes
1 answer

having a pod with two containers, can i ping each other using the container name?

Containers on same pod act as if ...READ MORE

12 hours ago in Kubernetes by Sirajul
 • 5,960 points • 4 views
0 votes
1 answer

How can I capture network traffic of a specific page using Selenium?

Hey, to capture network network traffic of ...READ MORE

7 hours ago in Selenium by Abha
 • 16,440 points • 8 views
0 votes
1 answer

Does R programming provide support to execute Curl

You can use the RCurl package and ...READ MORE

1 day ago in Data Analytics by Zulaikha
 • 760 points • 10 views
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