Most answered questions in Edureka Community

0 votes
1 answer

Why are dictionary objects unhashable in Python?

Hi, it is not possible to hash ...READ MORE

Feb 8, 2019 in Python by Nymeria
 • 3,560 points • 484 views
0 votes
1 answer

How can I make use of getopt or optarg in Python?

Hi, I was asked this by one ...READ MORE

Feb 8, 2019 in Python by Nymeria
 • 3,560 points • 946 views
0 votes
1 answer

Bar chart : Arranging in descending order using data from another chart

Select treemap.  Make it active.  Turn on Visual Interactions ...READ MORE

Feb 8, 2019 in Power BI by Upasana
 • 8,620 points • 509 views
0 votes
1 answer

Nginx routing for kubernetes services

Hey, backend is a service running on ...READ MORE

Feb 8, 2019 in Kubernetes by Kalgi
 • 52,360 points • 1,196 views
0 votes
1 answer

Load data from HDFS to hive

You can't directly create a parquet table. ...READ MORE

Feb 8, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 8,417 views
0 votes
1 answer

How to count meta data?

In Hadoop, Namenode consumes about 150 bytes ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 1,393 views
0 votes
1 answer

Sqoop getting error while connecting to MySQL

Have you set a password for MySQL? ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 1,149 views
0 votes
1 answer

Why scala generates 2 files, Person.class and Person$.class?

While running Scala, Scala objects are translated ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 437 views
0 votes
1 answer

Mapreduce problem with output part file

As the error suggests and you have ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 767 views
0 votes
1 answer

How to read multiple files in hdfs?

If you want to read files with ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 3,922 views
0 votes
1 answer

Regarding pyc file in Python

When you run a Python script, Python ...READ MORE

Feb 7, 2019 in Python by Yogi
 • 1,420 views
0 votes
1 answer

Permission denied for .pyc file

Did you run the python script as ...READ MORE

Feb 7, 2019 in Python by Omkar
 • 69,230 points • 5,054 views
+1 vote
1 answer

Error saying " "msg": "SSH Error: data could not be sent to the remote host. Make sure this host can be reached over ssh", "

Hey @Alia, I faced a similar issue. ...READ MORE

Feb 7, 2019 in Ansible by Pragya
 • 6,555 views
0 votes
1 answer

Clear the entire provision setup if fails to execute even a single command

Of course this is possible @Kiara, you ...READ MORE

Feb 7, 2019 in Ansible by Pragya
 • 509 views
0 votes
1 answer

Playbook executed fine but output not as expected

Hey @Nisha, you've mentioned this line on ...READ MORE

Feb 7, 2019 in Ansible by Pragya
 • 359 views
0 votes
1 answer

Get rid of fake error logs

These two modules : failed_when and changed_when ...READ MORE

Feb 7, 2019 in Ansible by Pragya
 • 344 views
0 votes
1 answer

What is the purpose of inner class in Python?

Advantages of inner class: Logical grouping of classes: ...READ MORE

Feb 7, 2019 in Python by SDeb
 • 13,300 points • 2,011 views
0 votes
1 answer

I get some meaningless error logs when some commands fail. Do I have an option to print just a message saying Failed?

Ansible provides a way to specify this ...READ MORE

Feb 7, 2019 in Ansible by Pragya
 • 745 views
0 votes
1 answer

Circular buffer in Python

You can use collections.deque with a maxlen ...READ MORE

Feb 7, 2019 in Python by SDeb
 • 13,300 points • 1,658 views
0 votes
1 answer

Reset unreachable hosts - Ansible

If you try using the host that ...READ MORE

Feb 7, 2019 in Ansible by Yesha
 • 2,001 views
0 votes
1 answer

How to ignore failed commands in Ansible?

Usually, if even one command fails to ...READ MORE

Feb 7, 2019 in Ansible by Patt
 • 15,412 views
0 votes
1 answer

Error saying "ERROR: for ansible-container Container command '/usr/local/bin/builder.sh' not found or does not exist."

You are missing the settings for your ...READ MORE

Feb 7, 2019 in Ansible by Pragati
 • 1,023 views
0 votes
1 answer

Abort playbook execution when servers fail to deploy.

Het @Peter, try something like this: - name: ...READ MORE

Feb 7, 2019 in Ansible by Pragati
 • 833 views
0 votes
1 answer

"FATAL: all hosts have already failed -- aborting" - Ansible error

Hey @Anju, you could change your second ...READ MORE

Feb 7, 2019 in Ansible by Sri
 • 1,132 views
0 votes
1 answer

Why not run my own MPP data warehouse cluster on Amazon EC2 instead of Amaozn Redshift?

It's too much work to manage and run ...READ MORE

Feb 7, 2019 in AWS by Archana
 • 5,640 points • 887 views
0 votes
1 answer

How to get EC2 account balance programmatically

Unfortunately, you can't get your account balance ...READ MORE

Feb 7, 2019 in AWS by Archana
 • 5,640 points • 410 views
0 votes
1 answer

How to zip with a list output in Python instead of a tuple output?

Good question - Considering that you are ...READ MORE

Feb 7, 2019 in Python by Nymeria
 • 3,560 points • 1,417 views
+1 vote
1 answer

How do I find out the sum of digits of a number in Python?

Hi, good question. If you are considering ...READ MORE

Feb 7, 2019 in Python by Nymeria
 • 3,560 points • 7,717 views
+1 vote
1 answer

Interview Spark

Hey you can checkout the following interview questions ...READ MORE

Apr 4, 2019 in Career Counselling by Namita
edited Apr 4, 2019 • 736 views
+1 vote
1 answer

Spark interview

Preparing for an interview? We have something ...READ MORE

Feb 7, 2019 in Apache Spark by Edureka
 • 2,960 points • 612 views
0 votes
1 answer

Multi-threading program in python

import threading import os def task1(): print("Task 1 assigned ...READ MORE

Feb 7, 2019 in Python by Omkar
 • 69,230 points • 571 views
0 votes
1 answer

Convert the keys of a dictionary to list

Unpacking with * works with any object ...READ MORE

Feb 7, 2019 in Python by Omkar
 • 69,230 points • 338 views
0 votes
1 answer

Print a list in both ascending and descending order

You can use listName.sort(reverse=True). This will sort the ...READ MORE

Feb 7, 2019 in Python by Omkar
 • 69,230 points • 1,383 views
0 votes
1 answer

Unable to execute HDFS commands on the terminal

Maybe because you have not started hadoop ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 1,724 views
0 votes
1 answer

Sqoop import failed while importing mysql table to Hbase

There is a spelling mistake in your ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 1,441 views
0 votes
1 answer

Power BI Service : System.Object type is not supported

You have to modify the stream analytics ...READ MORE

Feb 7, 2019 in Power BI by Shubham
 • 13,490 points • 542 views
+1 vote
1 answer

which version of sqoop i install for hadoop3.1.1 ?

Hi @lucky! The latest version of Sqoop available ...READ MORE

Feb 7, 2019 in Big Data Hadoop by Omkar
 • 69,230 points • 4,979 views
0 votes
1 answer

Not able to access /etc/sudoers.d/python file

I think your system is not allowing ...READ MORE

Feb 6, 2019 in Linux Administration by Lohit
 • 1,882 views
+1 vote
1 answer

How to run python script in PyCharm with sudo privileges?

When you run a command with sudo, by ...READ MORE

Feb 6, 2019 in Cyber Security & Ethical Hacking by Omkar
 • 69,230 points • 31,242 views
0 votes
1 answer

SIOCSIFFLAGS: Operation not permitted

You need sudo permissions to make changes to ...READ MORE

Feb 6, 2019 in Cyber Security & Ethical Hacking by Omkar
 • 69,230 points • 3,868 views
0 votes
1 answer

Architecture mismatch between driver and application

None of these did it for me. ...READ MORE

Feb 6, 2019 in Java by developer_1
 • 3,320 points • 1,280 views
0 votes
1 answer

Why Object is Super Class in Java?

Object is an exception to the first rule, ...READ MORE

Feb 7, 2019 in Java by Dheeraj
 • 648 views
0 votes
1 answer

Access method without creating Object

This is not possible in java. You ...READ MORE

Feb 7, 2019 in Java by Dheeraj
 • 4,234 views
+1 vote
1 answer

Execute a shell script that in turn runs a Python program, followed by an R program

You have two FROM commands in your ...READ MORE

Feb 6, 2019 in Data Analytics by Sophie may
 • 10,610 points • 423 views
+1 vote
1 answer

R Programming: Running multiple sub-strings

Instead of using the substr() try with ...READ MORE

Feb 6, 2019 in Data Analytics by Sophie may
 • 10,610 points • 522 views
0 votes
1 answer

How can I lookup hostname using the IP address with a timeout in Python?

Good question. I actually was stuck with ...READ MORE

Feb 6, 2019 in Python by Nymeria
 • 3,560 points • 2,250 views
0 votes
1 answer

How can I read numbers in Python from a custom file?

Hi, good question. Let us first assume that ...READ MORE

Feb 6, 2019 in Python by Nymeria
 • 3,560 points • 868 views
0 votes
1 answer

String related Hash Functions

Usually hashes wouldn't do sums, otherwise stop and pots will have ...READ MORE

Feb 5, 2019 in Java by developer_1
 • 3,320 points • 475 views
0 votes
1 answer

String mapping without Case-Sensitivity

Yes, contains is case sensitive. You can ...READ MORE

Feb 5, 2019 in Java by developer_1
 • 3,320 points • 466 views
0 votes
1 answer

How to select a single account in Ganache?

When you use web3, selecting a single ...READ MORE

Feb 5, 2019 in Blockchain by Omkar
 • 69,230 points • 1,562 views
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