Trending questions in Edureka Community

+2 votes
3 answers

AWS S3 - Listing all objects inside a folder without the prefix

For Scala developers, here it is recursive ...READ MORE

Sep 20, 2018 in AWS by Priyaj
• 58,120 points
31,695 views
+1 vote
1 answer

remote side unexpectedly closed network connection.

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

Aug 26, 2020 in AWS by MD
• 95,220 points
18,421 views
+1 vote
1 answer

UserWarning: Matplotlib is currently using agg, which is a non-GUI backend, so cannot show the figure.

Hi@akhtar, You need to install a GUI toolkit, ...READ MORE

Mar 5, 2020 in Machine Learning by MD
• 95,220 points
26,072 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
• 8,880 points
24,808 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
• 59,070 points
25,399 views
+2 votes
3 answers

What are the prerequisites to learn cloud computing AWS?

The AWS Cloud or Amazon cloud offers ...READ MORE

May 8, 2019 in Career Counselling by Gitika
• 65,910 points
25,948 views
0 votes
1 answer

PHP undefined key and variable

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

Dec 29, 2020 in PHP by anonymous
• 65,910 points
12,694 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
• 59,070 points
24,861 views
+1 vote
3 answers

map() vs flatMap() in Spark

Spark map function expresses a one-to-one transformation. ...READ MORE

Jun 17, 2019 in Apache Spark by vishal
• 180 points
27,064 views
+1 vote
2 answers

change the color for bars in geom_bar in ggplot

Hi @radha, You can have 2 types of ...READ MORE

Jul 24, 2019 in Data Analytics by Cherukuri
• 32,970 points
23,936 views
+1 vote
2 answers

COPY failed: stat /var/lib/docker/tmp/docker-builder/root/page: no such file or directory

I have faced the same error in ...READ MORE

Dec 3, 2020 in Docker by Tabish Ali
17,084 views
0 votes
3 answers
0 votes
1 answer

How do I call a Django function on button click?

Hello @kartik, There are 2 possible solutions that ...READ MORE

Jun 23, 2020 in Python by Niroj
• 82,760 points
19,826 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
33,955 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
32,173 views
+1 vote
2 answers

How to check Kafka version?

Hi@akhtar, Actually, in kafka there is no command ...READ MORE

Feb 10, 2020 in Apache Kafka by MD
• 95,220 points
21,041 views
+1 vote
2 answers

How to replace a value in a data frame based on a conditional 'If' statement?

It's easier to convert alpha to characters ...READ MORE

Jun 6, 2018 in Data Analytics by Sahiti
• 6,380 points
31,418 views
+1 vote
4 answers

What is the difference between string object and string literal?

A String literal is a Java language concept. This ...READ MORE

Aug 16, 2019 in Java by Sirajul
• 59,070 points
25,570 views
+1 vote
3 answers

3 dot in parameter in Java

The "Three Dots" in java is called ...READ MORE

Nov 21, 2018 in Java by geek.erkami
• 2,680 points
27,573 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
• 10,480 points
26,005 views
+1 vote
3 answers

How to change the value of a variable using R programming in a data frame?

Try this: df$symbol <- as.character(df$symbol) df$symbol[df$sym ...READ MORE

Jan 11, 2019 in Data Analytics by Tyrion anex
• 8,660 points
26,319 views
0 votes
1 answer

TypeError: 'tuple' object is not callable

Hi, @Prasanna, The “TypeError: ‘tuple’ object is not ...READ MORE

Nov 9, 2020 in Data Analytics by Gitika
• 65,910 points
12,685 views
0 votes
1 answer

How to install Tensorflow in pycharm ?

For installing TensorFlow your system must be ...READ MORE

Jun 23, 2020 in Python by Varsha Kumari
18,696 views
+3 votes
5 answers

Is accessing kubernetes dashboard remotely possible?

Yes it is possible by using NodePort ...READ MORE

Mar 9, 2020 in Kubernetes by Ali
• 160 points
33,109 views
+2 votes
3 answers

! [rejected] master -> master (fetch first) error: failed to push some refs to 'git@github.com:abc70/new.git'

git push origin master --force I met the ...READ MORE

Apr 29, 2020 in Git & GitHub by anonymous
20,089 views
0 votes
1 answer

KeyError: "['Place'] not found in axis"

Hi@akhtar, You need to provide the axis parameter ...READ MORE

Jun 24, 2020 in Python by MD
• 95,220 points
18,400 views
0 votes
3 answers

TypeError: Index(...) must be called with a collection of some kind, 'Email' was passed

It is not working because your code ...READ MORE

May 12, 2020 in Python by anonymous

edited May 13, 2020 by Gitika 29,016 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
16,181 views
0 votes
4 answers

Is it possible to call one python script from another Python Script?

Try using os.system: os.system("script2.py 1") execfile is different because it is ...READ MORE

Dec 16, 2020 in Python by Gitika
• 65,910 points
21,851 views
0 votes
5 answers

Moving mouse pointer to a specific location or element using C# and Selenium

n order to perform a 'mouse hover' ...READ MORE

Dec 16, 2020 in Selenium by Gitika
• 65,910 points
29,631 views
0 votes
2 answers

How to detect a route change in Angular?

Hii Kartik For Angular 7 someone should write like: this.router.events.subscribe((event: Event) ...READ MORE

Apr 22, 2020 in Angular by Niroj
• 82,760 points
15,329 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
• 95,220 points
16,831 views
0 votes
1 answer

Error: 'Unchecked runtime.lastError: The message port closed before a response was received' chrome issue?

Hii, I had same problem when responding on ...READ MORE

Mar 30, 2020 in Laravel by Niroj
• 82,760 points
21,069 views
+1 vote
2 answers

Which function can I use to clear the console in R and RStudio ?

Description                   Windows & Linux           Mac Clear console                      Ctrl+L ...READ MORE

Apr 17, 2018 in Data Analytics by anonymous
30,751 views
0 votes
1 answer

how to solve this IndexError: list index out of range in python and streamlit?

Hi,  @Erick, To solve the “index error: list ...READ MORE

Sep 24, 2020 in Python by Roshni
• 10,480 points
13,265 views
+2 votes
2 answers

What's the difference between IAM Roles and policies?

IAM Roles are defined as a set ...READ MORE

Aug 12, 2020 in Cloud Computing by nbavis
• 380 points
25,518 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
• 95,220 points

edited Dec 15, 2020 by MD 19,790 views
0 votes
1 answer

Error:“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP

Hello @kartik, The best way for getting input string is: $value ...READ MORE

Apr 1, 2020 in PHP by Niroj
• 82,760 points
20,715 views
+3 votes
2 answers

Error - 419 Sorry, your session has expired.Post request in Laravel?

Sometimes the cache can also lead to ...READ MORE

Aug 28, 2020 in Laravel by Ishita
• 150 points
17,278 views
0 votes
2 answers

How to rename a S3 bucket name?

Hi, You can rename your S3 bucket name. ...READ MORE

Oct 4, 2020 in AWS by akhtar
• 38,180 points
24,410 views
+1 vote
1 answer

What is the pricing scheme of Uipath for UiPath Studio, Orchestrator and Robot licence?

Hey Pratibha, Uipath pricing scheme is as ...READ MORE

Oct 11, 2019 in RPA by Abha
• 28,060 points
1 flag 27,738 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
15,164 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
• 95,220 points
18,038 views
0 votes
3 answers

What are the different ways to select an option from a dropdown using Selenium Webdriver?

So follow this steps for solution: First click ...READ MORE

Dec 15, 2020 in Selenium by Roshni
• 10,480 points
20,316 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
• 10,480 points
24,754 views
0 votes
2 answers

In Python, How do I read 2 CSV files, compare column 1 from both, and then write to a new file where the Column 1s match?

Hi @Mike. First, read both the csv ...READ MORE

Jul 24, 2019 in Python by Omkar
• 69,150 points
21,737 views
0 votes
3 answers

Setting time zone of a java.util.Date

Using Java 8 Java 8 introduced a new Date-Time ...READ MORE

Dec 15, 2020 in Java by Gitika
• 65,910 points
27,138 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 in Python by Reshma
7,719 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
• 15,550 points
41,067 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
• 65,910 points
9,485 views