Most answered questions in Edureka Community

+11 votes
52 answers

What could be the heights of smart homes in the future?

IoT in the year of 2010-2018 gained ...READ MORE

Jul 3, 2018 in Career Counselling by Priyaj
• 58,020 points
7,328 views
+5 votes
42 answers

Ways of improving the Indian education system

Our education system is like a Rat ...READ MORE

Jul 4, 2018 in Events & Trending Topics by findingbugs
• 4,780 points
8,822 views
+3 votes
39 answers

masters in India or abroad

Doing masters in abroad you will have ...READ MORE

Jul 6, 2018 in Career Counselling by Nabarupa
6,394 views
+7 votes
34 answers

The One question you always wanted to ask about your career!!!

It will be a better approach to ...READ MORE

Jul 4, 2018 in Career Counselling by bug_seeker
• 15,510 points
7,943 views
+6 votes
34 answers

How has your gaming habit affected you or people around you?

Well my English has improved and my ...READ MORE

Jul 5, 2018 in Events & Trending Topics by anonymous
5,121 views
+6 votes
28 answers

Which of them is better between Java vs Python? And why?

Python. Don’t even think about it to select ...READ MORE

Feb 1, 2019 in Career Counselling by navdeep
• 240 points
7,070 views
+17 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
254,878 views
+8 votes
25 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
• 7,200 points
115,256 views
+15 votes
23 answers

AWS vs Azure which one will have a more promising career?

Azure is integrating with a lot of ...READ MORE

Jul 4, 2018 in Career Counselling by Soumodip Sinha
12,984 views
+6 votes
23 answers

Career opportunities in DevOps

The right approach can fetch anything... The best ...READ MORE

Jul 25, 2018 in Career Counselling by Drishti
4,380 views
+6 votes
21 answers

Is AI and Automation going to overpower humans?

AI and Automation are there because we ...READ MORE

Jul 3, 2018 in Career Counselling by bug_seeker
• 15,510 points
4,704 views
+7 votes
20 answers

Let's keep this thread for discussing Java Interview questions & Experience

Hello everyone here is an updated blog ...READ MORE

Jan 17, 2019 in Career Counselling by Edureka
• 4,220 points
6,785 views
+15 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
1,231,015 views
+6 votes
17 answers

What are job opportunities as a Linux System Administrator?

I just started working professionally as a ...READ MORE

Jul 19, 2018 in Career Counselling by eatcodesleeprepeat
• 4,710 points
11,856 views
+9 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
• 3,280 points

edited Jul 10, 2023 by Khan Sarfaraz 129,330 views
+11 votes
17 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
200,612 views
+6 votes
16 answers

How do backend of these really cool games work?

Most of the games these days don't ...READ MORE

Jul 19, 2018 in Career Counselling by Kalgi
• 52,350 points
11,950 views
+2 votes
16 answers

FIFA WC'18 prediction gone wrong!!!

python is a tool not a #prescient its just ...READ MORE

Jul 5, 2018 in Events & Trending Topics by xyz
• 1,560 points
3,750 views
+9 votes
16 answers

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

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
• 3,620 points
468,885 views
+6 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
316,526 views
+1 vote
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
230,735 views
+3 votes
14 answers

com.mysql.cj.jdbc.exceptions.communicationsexception :Communications link failure

Exception in thread "main" com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link ...READ MORE

Dec 12, 2024 in Java by jack

edited Mar 6 252,182 views
+2 votes
14 answers

How to create new column with function in Spark Dataframe?

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

Apr 5, 2019 in Apache Spark by anonymous

edited Apr 5, 2019 by Omkar 89,517 views
+3 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
• 10,480 points
250,591 views
+13 votes
13 answers

Top 10 Trending Technologies in the industry

Machine learning is becoming very important as ...READ MORE

Aug 4, 2018 in Career Counselling by Gaurav Bindra
7,835 views
+1 vote
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
188,539 views
+2 votes
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
254,510 views
+3 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
217,372 views
+11 votes
13 answers

What are the default xmx and xms values ?

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

Nov 13, 2018 in Java by anonymous
404,735 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
• 8,870 points
160,333 views
0 votes
13 answers

What is the difference between Hadoop/HDFS & HBase?

HDFS is a distributed file system whereas ...READ MORE

Apr 26, 2019 in Big Data Hadoop by Arihar
• 160 points
34,439 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
109,596 views
+3 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
• 10,620 points
250,980 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
• 8,870 points
125,779 views
+1 vote
12 answers

Hibernate hbm2ddl.auto possible values and their uses

hibernate.hbm2ddl.auto (e.g. none (default value), create-only, drop, create, create-drop, validate, and update) Setting to perform SchemaManagementTool actions automatically as ...READ MORE

Dec 7, 2018 in Java by Shuvodip
78,509 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
• 8,870 points
111,728 views
+1 vote
12 answers

How to check size of HDFS directory?

It is the same syntax. Use the ...READ MORE

Jun 6, 2019 in Big Data Hadoop by Sowmya
49,038 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
144,762 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
166,175 views
0 votes
12 answers

What is Zookeeper? What is the purpose of Zookeeper in Hadoop Ecosystem?

Hey, Apache Zookeeper says that it is a ...READ MORE

Apr 29, 2019 in Big Data Hadoop by Gitika
• 65,770 points
30,496 views
+5 votes
11 answers

Selenium Interview Questions

To all those preparing for Selenium Interview, ...READ MORE

Jan 9, 2019 in Career Counselling by Edureka
• 4,220 points
5,806 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, 2019 in Python by anonymous
24,867 views
+3 votes
11 answers

What is Digital Marketing?

In the simplest terms, achieving a strong ...READ MORE

Oct 23, 2019 in Career Counselling by Michael
3,157 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
• 95,460 points
108,491 views
0 votes
11 answers

Changing the legend title in ggplot

Hi, you can also try guides() to ...READ MORE

Jul 30, 2019 in Data Analytics by Cherukuri
• 33,050 points
18,020 views
+5 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
• 8,140 points
362,800 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
72,883 views
0 votes
11 answers

What is the command to start Job history server in Hadoop 2.x & how to get its UI?

mr-jobhistory-daemon. sh start historyserver READ MORE

Jul 24, 2019 in Big Data Hadoop by Lokesh Singh
21,621 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
64,291 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
73,247 views