Trending questions in Edureka Community

+5 votes
19 answers

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

you can run any command in a ...READ MORE

Dec 10, 2018 in Docker by Pramiti
 • 660,414 views
+2 votes
2 answers

How to find all the classes of a package in Java?

Looking on internet I found this page with ...READ MORE

Nov 16, 2020 in Java by Juan
 • 340 points • 293,043 views
+8 votes
16 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
 • 3,640 points • 284,820 views
+12 votes
13 answers

Default parameters of XMS and XMX in JVM

Run this code to see all the ...READ MORE

Nov 13, 2018 in Java by anonymous
 • 284,564 views
+1 vote
10 answers

How to fix this? ValueError: invalid literal for int() with base 10 error in Python

Just for the record: >>> int('55063.000000') Traceback (most recent ...READ MORE

Aug 17, 2020 in Python by pakainfo
 • 200 points • 254,360 views
+5 votes
14 answers

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

You can use the following code, import boto3 s3 ...READ MORE

Dec 7, 2018 in AWS by Nitesh
 • 224,025 views
+2 votes
11 answers

How to import a jar file in Eclipse?

Click on File > Import. The Import ...READ MORE

Aug 23, 2018 in Java by Daisy
 • 8,110 points • 218,368 views
+15 votes
25 answers

How can I convert String to JSON object in Java?

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

Feb 7, 2019 in Java by Suresh
 • 720 points • 216,899 views
+3 votes
3 answers

Copying files from host to Docker container

Hi, You can use the docker cp command ...READ MORE

Dec 9, 2020 in Docker by MD
 • 95,140 points • 214,434 views
+2 votes
14 answers

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

Hey Techies, Non-static variables are part of the objects ...READ MORE

Dec 10, 2020 in Java by Roshni
 • 10,420 points • 184,640 views
+4 votes
4 answers

Git push vs git push origin

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

Apr 23, 2019 in Git & GitHub by Hiran
 • 154,605 views
0 votes
14 answers

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

To delete all the messages from a Kafka topic.  There are many approach ...READ MORE

Jun 19, 2020 in Apache Kafka by Pawan
 • 380 points • 154,036 views
+11 votes
16 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
 • 2,360 points • 136,921 views
+2 votes
13 answers

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

add a jar/manifest/attributes setting like this: apply plugin: ...READ MORE

Nov 27, 2018 in Java by krishti
 • 131,813 views
0 votes
3 answers

How to use not equal operator in python

We can use Python not equal operator ...READ MORE

Dec 9, 2020 in Python by Niroj
 • 82,680 points • 126,041 views
0 votes
3 answers

Python error "IndentationError: expected an indented block"

IndentationError:  what is the mean READ MORE

Oct 14, 2020 in Python by anonymous
 • 140 points • 122,637 views
+2 votes
12 answers

How to run multiple commands in docker at once?

In order to run multiple commands in ...READ MORE

Jul 19, 2018 in Docker by Sophie may
 • 10,550 points • 126,687 views
+1 vote
4 answers

In Python, what is difference between Array and List?

Lists and arrays are used in Python ...READ MORE

Mar 15, 2019 in Python by Taj
 • 1,080 points
edited Mar 18, 2019 by Omkar • 120,689 views
+1 vote
3 answers

How to change/update cell value in Python Pandas dataframe?

You can use the at() method to ...READ MORE

Apr 8, 2019 in Python by Kunal
 • 111,562 views
+1 vote
13 answers

How does java.net.SocketException: Connection reset happen ?

You can use wireshark to view the ...READ MORE

Dec 7, 2018 in Java by tushh
 • 117,418 views
+1 vote
12 answers

How to print array/ list without brackets in python?

print(*names, sep = ', ') This is what ...READ MORE

Dec 10, 2018 in Python by Sudo
 • 118,282 views
0 votes
5 answers

How to remove NA values with dplyr::filter()

Hi, The dplyr has ’filter()’ function to do such filtering, ...READ MORE

Dec 10, 2020 in Data Analytics by MD
 • 95,140 points • 116,474 views
0 votes
13 answers

What is the correct way to add external Jars to IntelliJ IDEA Project?

Adding custom JAR files to the EAR project Copy the custom JAR to the ...READ MORE

Dec 10, 2020 in Java by Nikita
 • 108,796 views
0 votes
2 answers

Jenkins and Docker : Build a Docker image using an jenkins pipeline and push it into docker registry.

In the illustration below, i have created a ...READ MORE

Aug 26, 2019 in Jenkins by Sirajul
 • 59,050 points • 109,589 views
+2 votes
2 answers

UnicodeDecodeError: "utf-8" codec can't decode byte in position : invalid start byte

You have to use the encoding as latin1 ...READ MORE

Jul 23, 2019 in Python by Kunal
 • 99,875 views
+6 votes
8 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
 • 105,282 views
+1 vote
13 answers

How to send HTTP POST requests on Java?

With Apache HttpClient In the old days, this Apache ...READ MORE

Dec 10, 2020 in Java by Rajiv
 • 8,880 points • 107,975 views
+1 vote
14 answers

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

Your exception seems to indicate that your ...READ MORE

Dec 11, 2020 in Java by Roshni
 • 10,420 points • 105,273 views
+2 votes
4 answers

Python: UnicodeDecodeError: "utf-8" codec can"t decode byte 0xa0 in position 10: invalid start byte

You have to use the encoding as latin1 ...READ MORE

Jul 11, 2019 in Python by Ritu
 • 96,760 views
+3 votes
6 answers

Error: dpkg frontend is locked by another process

First, find out the id of the process that ...READ MORE

Aug 7, 2019 in Linux Administration by Sirajul
 • 59,050 points • 99,310 views
0 votes
5 answers

How to remove NA values from a Vector in R?

Hello team, you can use na.omit x <- c(NA, 3, ...READ MORE

Dec 9, 2020 in Data Analytics by anonymous
 • 82,680 points • 98,758 views
0 votes
2 answers

What does file permission 755 mean?

Hi, File permission 755 means that the directory ...READ MORE

Dec 9, 2020 in Linux Administration by MD
 • 95,140 points • 89,704 views
0 votes
1 answer

How to find the index of a particular value in a dataframe?

First, use the dataframe to match the ...READ MORE

Apr 8, 2019 in Python by Esha
 • 98,746 views
+3 votes
12 answers

Set environment variables in Jenkins

You can try something like this stages { ...READ MORE

Dec 10, 2018 in Jenkins by Celia
 • 88,915 views
+4 votes
11 answers

Creating an empty data.frame with only column names - R

Hi, You need to create a data frame ...READ MORE

Dec 11, 2020 in Data Analytics by MD
 • 95,140 points • 84,167 views
+1 vote
5 answers

Python error "ERROR: Could not find a version that satisfies the requirement PyQt4 (from versions: none)"

You cannot install PyQt directly from pip. ...READ MORE

Jul 22, 2019 in Python by Bob
 • 73,664 views
+3 votes
2 answers

what is the key difference between Declarative pipeline and scripted pipeliine

The key difference between Declarative pipeline and Scripted pipeline ...READ MORE

Aug 13, 2019 in Jenkins by Sirajul
 • 59,050 points • 70,248 views
+3 votes
5 answers

How to run YML compose file?

You can run the following command to ...READ MORE

May 6, 2019 in DevOps & Agile by Mithin
 • 75,987 views
0 votes
3 answers

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
 • 13,480 points • 77,510 views
+6 votes
3 answers

How to download folder from AWS S3?

To Download using AWS S3 CLI : aws ...READ MORE

Sep 6, 2018 in Cloud Computing by eatcodesleeprepeat
 • 4,770 points • 74,333 views
+8 votes
17 answers

AWS VPC - What is the difference between Internet Gateway & NAT

Internet Gateway An Internet Gateway is a logical connection ...READ MORE

Apr 24, 2018 in AWS by Flying geek
 • 3,260 points • 74,572 views
+1 vote
3 answers

ModuleNotFoundError: No module named 'cv2'

Hi@akhtar, This error may occur if you didn't install ...READ MORE

Apr 9, 2020 in Python by MD
 • 95,140 points • 59,718 views
+1 vote
12 answers

Iterate over a JSONObject?

Assuming your JSON object is saved in ...READ MORE

Dec 11, 2020 in Java by Rajiv
 • 8,880 points • 73,253 views
0 votes
1 answer

How to read an external local JSON file in JavaScript?

Hello @kartik, For reading the external Local JSON ...READ MORE

Sep 3, 2020 in Java-Script by Niroj
 • 82,680 points • 56,961 views
0 votes
4 answers

How do I remove an element from a list by index in Python?

1886 Use del and specify the index of the element ...READ MORE

Dec 11, 2020 in Python by Gitika
 • 65,870 points • 64,076 views
0 votes
12 answers

Java - sending HTTP parameters via POST method easily

Below are the steps we need to ...READ MORE

Dec 11, 2020 in Java by Rajiv
 • 8,880 points • 71,767 views
0 votes
2 answers

Python Pandas error: AttributeError: 'DataFrame' object has no attribute 'rows'

Try this: data=pd.read_csv('/your file name', delim_whitespace=Tru ...READ MORE

Dec 10, 2020 in Python by anonymous
 • 82,680 points • 65,170 views
+2 votes
14 answers

How to create new column with function in Spark Dataframe?

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

Apr 4, 2019 in Apache Spark by anonymous
edited Apr 5, 2019 by Omkar • 67,944 views
+7 votes
12 answers

How do I delete my Google Cloud Platform Account?

How do I delete me cloud and ...READ MORE

Jan 18, 2019 in GCP by dodge123@yahoo.com
 • 70,225 views
+3 votes
4 answers

How do I execute multiple commands using docker-compose

It can be solve by using bash -c ...READ MORE

Sep 20, 2018 in Docker by shubham
 • 7,320 points • 67,356 views
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