Trending questions in Edureka Community

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Command to tar directory excluding certain files/folders

$ tar --exclude='./folder' --exclude='./upload/folder2' -zcvf /backup/filename.tgz . Try ...READ MORE

4 days ago in Linux Administration by Shubham
 • 13,110 points • 12 views
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1 answer

How to set up Map and Reduce Tasks?

when using the basic FileInputFormat classes is just the ...READ MORE

5 days ago in Big Data Hadoop by ravikiran
 • 3,400 points • 27 views
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1 answer

Is it possible for containers within a pod to communicate with each other?

Yes, it is possible for containers to ...READ MORE

4 days ago in Kubernetes by Sirajul
 • 4,840 points • 13 views
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How do I update all my pods if the image is changed but the tag is the same?

Make sure your imagePullPolicy is set to ...READ MORE

4 days ago in Kubernetes by Sirajul
 • 4,840 points • 15 views
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1 answer

How does garbage collection happen in Python?

The Garbage collection runs automatically as the ...READ MORE

4 days ago in Python by Arvind
 • 1,370 points • 21 views
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1 answer

How do I expose a service to a host outside the cluster?

There are two ways by which we ...READ MORE

4 days ago in Kubernetes by Sirajul
 • 4,840 points • 12 views
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1 answer

Pods in Kubernetes

Pod is a single or bunch of ...READ MORE

4 days ago in Kubernetes by Sirajul
 • 4,840 points • 12 views
0 votes
1 answer

How to build a high availability cluster in Kubernetes?

Add nodes in a HA cluster in ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 21 views
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1 answer

How to determine what is the status of a deployment ?

You could use kubectl get deployment <deployment>.  If ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 20 views
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1 answer

How do I turn off INFO Logging in Spark?

Execute this command in the spark directory: cp ...READ MORE

5 days ago in Apache Spark by ravikiran
 • 3,400 points • 18 views
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0 answers

How to click an image in gmail using selenium

The image in the body of the ...READ MORE

3 days ago in Selenium by anonymous
 • 8 views
0 votes
1 answer

Cherrypy vs. Apache/mod_wsgi

In my experience the best performance is ...READ MORE

5 days ago in Python by SDeb
 • 12,200 points • 15 views
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1 answer

Finding local IP addresses using Python's stdlib

import socket socket.gethostbyname(socket.gethostname()) This won't work always (returns 127.0.0.1 on machines ...READ MORE

5 days ago in Python by SDeb
 • 12,200 points • 15 views
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1 answer

How to wait(5min to 15min) for specific email and click to the email which has subject "TEST"?

Hey bkarun, to wait for a particular ...READ MORE

4 days ago in Selenium by Abha
 • 15,680 points • 47 views
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1 answer

How to rollback a deployment?

Applying changes to a Deployment process with ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 12 views
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1 answer

How does DNS work in kubernetes?

DNS is a built-in service in Kubernetes. ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 11 views
0 votes
1 answer

Spark error: Caused by: java.lang.RuntimeException: The root scratch dir: /tmp/hive on HDFS should be writable.

Give  read-write permissions to  C:\tmp\hive folder Cd to winutils bin folder ...READ MORE

5 days ago in Apache Spark by Rajiv
 • 24 views
0 votes
1 answer

How to remove duplicate records from Hive table?

A record is duplicate if there are ...READ MORE

5 days ago in Big Data Hadoop by Bhuvan
 • 21 views
0 votes
1 answer

What is a Kubelet?

Each node runs services to run containers ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 18 views
0 votes
0 answers

How do you select a python interpreter in Pycharm?

I am getting an error stating no ...READ MORE

4 days ago in Python by Waseem
 • 3,400 points • 23 views
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1 answer

How to get permutations of list or a set in Python?

Permutation is an arrangement of objects in ...READ MORE

5 days ago in Python by Neel
 • 1,390 points • 17 views
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1 answer

Primary keys in apache Spark

from pyspark.sql.functions import monotonically_increasing_id df.withColumn("id", monotonically_increasing_id()).show() Verify the second ...READ MORE

5 days ago in Big Data Hadoop by ravikiran
 • 3,400 points • 19 views
0 votes
1 answer

What all components is the Master server in Kubernetes made up of?

Kubernetes is a combination of multiple parts ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 20 views
0 votes
1 answer

How does AWS Lambda work?

AWS Lambda is  an Amazon service which ...READ MORE

5 days ago in Cloud Computing by ArchanaNagur
 • 2,110 points • 15 views
0 votes
1 answer

Working of map function on data

The map function creates an array of ...READ MORE

5 days ago in Apache Spark by Krish
 • 16 views
0 votes
1 answer

Kubernetes Objects and Workloads.

Kubernetes object model provides set of features ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 14 views
0 votes
1 answer

Why do we use sc.parallelize?

Spark revolves around the concept of a ...READ MORE

5 days ago in Apache Spark by Suman
 • 17 views
0 votes
1 answer

What are generators in Python?

There are two terms involved when we ...READ MORE

5 days ago in Python by Neel
 • 1,390 points • 12 views
0 votes
1 answer

Unable to Locate WinUtils Library in Hadoop binary path.

If you are facing this problem while running a ...READ MORE

5 days ago in Big Data Hadoop by ravikiran
 • 3,400 points • 14 views
0 votes
1 answer

Is fetching data from apache flume webcrawling?

Web crawling is a program or automated ...READ MORE

5 days ago in Apache Spark by Esha
 • 15 views
0 votes
0 answers

How to show CLUSTERS AFTER USING Kmeans(data,n) in R?

Hi, I'm new to R. I used ...READ MORE

4 days ago in Data Analytics by prakash
 • 10 views
0 votes
0 answers

Chart/plot to show 3 dimensions in a chart - R

Hi, I want to show chart with ...READ MORE

4 days ago in Data Analytics by kalyan
 • 11 views
0 votes
1 answer

Hive: ParseException line 5:20 missing EOF at '.' near

In the stored as parameter, you have specified the ...READ MORE

5 days ago in Big Data Hadoop by Kim
 • 14 views
0 votes
1 answer

How to filter on multiple columns in single table

I used dummy data to show how to ...READ MORE

6 days ago in Power BI by sindhu
 • 68 views
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What are the python libraries that can be used to perform web scraping in python?

How do install web scraping libraries in ...READ MORE

4 days ago in Python by Waseem
 • 3,400 points • 12 views
0 votes
1 answer

Command to copy file from desktop to hdfs

You can use either of the below ...READ MORE

5 days ago in Big Data Hadoop by Firoz
 • 13 views
0 votes
0 answers

Convert columns into rows in R Data frame

Can we convert columns into rows in ...READ MORE

4 days ago in Data Analytics by Anita
 • 13 views
0 votes
1 answer

org.apache.spark.sql.AnalysisException: cannot resolve given input columns

The string Productivity has to be enclosed between single ...READ MORE

6 days ago in Apache Spark by Tina
 • 53 views
0 votes
1 answer

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

5 days ago in Python by Ritu
 • 14 views
0 votes
1 answer

How to retrieve/get complete HQL hive query from hive,spark and tez?

To get full query running for the ...READ MORE

5 days ago in Big Data Hadoop by Yogi
 • 14 views
0 votes
1 answer

Spark Streaming Pyspark code not working

The address you are using in the ...READ MORE

5 days ago in Apache Spark by Shir
 • 14 views
0 votes
1 answer

Error Loading data to mysql in Spark

You have to use sqoop to export data ...READ MORE

5 days ago in Apache Spark by Jishan
 • 13 views
0 votes
1 answer

Not able to upload files to hdfs: No such file or directory

The reason for this error is that ...READ MORE

5 days ago in Big Data Hadoop by Srujan
 • 11 views
0 votes
0 answers

Difference between summarise() and summarize() in R

Difference between summarise() and summarize() in R READ MORE

5 days ago in Data Analytics by pritam
 • 12 views
0 votes
1 answer

How to input optional arguments in python command line?

Please use this code. if len(sys.argv) == 2: first_log ...READ MORE

5 days ago in Python by Suri
 • 7 views
0 votes
1 answer

What all packages do i need to install to use kubernetes on my machine?

Install below packages on all of your ...READ MORE

5 days ago in Kubernetes by Sirajul
 • 4,840 points • 9 views
0 votes
1 answer

HDFS: Upload file from local file system to Edureka cloud lab

Step 1: Go to My Lab and ...READ MORE

5 days ago in Big Data Hadoop by Zora
 • 10 views
0 votes
0 answers

dplyr R - Pipelining

Hi, can you tell how pipelining works ...READ MORE

5 days ago in Data Analytics by riya
 • 10 views
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