Trending questions in Edureka Community

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1 answer

Error: Windows container is unavailable via localhost

This is because, containers and their ports are ...READ MORE

Sep 3, 2018 in DevOps & Agile by Sophie may
 • 10,620 points • 1,440 views
0 votes
1 answer

How to write examples to test whether the installation is validated or not?

You have some example jars in your ...READ MORE

Sep 5, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 1,358 views
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2 answers

How to create new folder?

import os try: os.makedirs(path) except ...READ MORE

Aug 31, 2018 in Python by Omkar
 • 69,180 points • 1,570 views
0 votes
1 answer

Not able to fetch messages from Kafka cluster

You need to add the hostname in ...READ MORE

Jul 10, 2018 in Apache Kafka by Shubham
 • 13,490 points • 3,837 views
0 votes
1 answer

What happens in a MapReduce job when you set the number of reducers to one?

If you set number of reducers as ...READ MORE

Jul 31, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,899 views
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1 answer

Docker holding a lot of disk space

Check your docker redundant containers and images ...READ MORE

Aug 22, 2018 in Docker by ajs3033
 • 7,300 points • 1,949 views
0 votes
1 answer

What is the difference between random forest and decision trees?

The basic difference is that Random Forest ...READ MORE

Jul 30, 2018 in Data Analytics by Abhi
 • 3,720 points • 2,937 views
0 votes
2 answers

How does random shuffling of an array

Here is a simple way using an ArrayList: List<Integer> ...READ MORE

Nov 2, 2018 in Java by Sushmita
 • 6,920 points • 1,558 views
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1 answer

Are there sensors that are platform Dependent ?

The short answer is: yes probably it ...READ MORE

Sep 6, 2018 in IoT (Internet of Things) by anonymous2
 • 4,240 points • 1,287 views
0 votes
1 answer

First block of bitcoin block gives empty string

Most likely the first byte is not ...READ MORE

Sep 4, 2018 in Blockchain by slayer
 • 29,370 points • 1,383 views
0 votes
1 answer

How do I execute a shell script and then use the result in ansible

This can work out for you: - name: ...READ MORE

Apr 11, 2018 in Ansible by shubham
 • 7,340 points • 7,683 views
0 votes
1 answer

How to upgrade Apache Hadoop from 2.4.1 to 2.6.0?

If the downtime is not an issue, ...READ MORE

Sep 7, 2018 in Big Data Hadoop by Frankie
 • 9,830 points • 1,249 views
0 votes
1 answer

Using Selenium IDE with some random values

 Selenium IDE is not used, it is ...READ MORE

Jun 13, 2018 in Selenium by Meci Matt
 • 9,460 points • 4,957 views
0 votes
1 answer

How to calculate the interval between 2 dates

The following code might be helpful: public static ...READ MORE

Aug 29, 2018 in Java by bug_seeker
 • 15,520 points • 1,630 views
0 votes
1 answer

Common Hive Services

The following are commonly used services of ...READ MORE

Aug 30, 2018 in Database by kurt_cobain
 • 9,350 points • 1,594 views
0 votes
1 answer

Memory utilization for auto-scaling groups --AWS

This is a working solution if your ...READ MORE

Aug 8, 2018 in AWS by Priyaj
 • 58,020 points • 2,579 views
0 votes
1 answer

Is there a way to prevent kubectl from de-registering kubernetes nodes?

By default, you using something like a ...READ MORE

Aug 29, 2018 in AWS by Priyaj
 • 58,020 points • 1,629 views
0 votes
1 answer

Kafka topic not being deleted

By default in Kafka version 0.10, delete.topic.enable ...READ MORE

Jul 9, 2018 in Apache Kafka by nitinrawat895
 • 11,380 points • 3,830 views
0 votes
1 answer

How does Hadoop's block replacement policy work?

In your case, One copy of the ...READ MORE

Aug 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,181 views
+1 vote
1 answer

getting null values in spark dataframe while reading data from hbase

Can you share the screenshots for the ...READ MORE

Jul 31, 2018 in Apache Spark by kurt_cobain
 • 9,350 points • 3,127 views
0 votes
2 answers

Why is docker image eating up my disk space that is not used by docker

Move the /var/llib/docker directory. Assuming the /root directory has enough ...READ MORE

Aug 6, 2018 in Docker by Nilesh
 • 7,060 points • 2,705 views
0 votes
1 answer

Cant locate english.txt file while intalling Python Bitcoin module

This is related to a pybitcointools bug where the ...READ MORE

Aug 30, 2018 in Blockchain by slayer
 • 29,370 points • 1,577 views
+1 vote
1 answer

How do I list containers in Docker?

To view running containers use  below command: docker ps I you want ...READ MORE

Sep 4, 2018 in DevOps & Agile by Damon Salvatore
 • 5,980 points • 1,315 views
0 votes
1 answer

AWS EFS vs EBS vs S3 (differences & when to use?)

Parameters S3 EBS EFS Access Can be accessed publicly  Accessed only through given ...READ MORE

Aug 9, 2018 in AWS by ArchanaNagur
 • 2,360 points • 2,502 views
0 votes
1 answer

AWS IoT login from android MQTT client using IAM is not working

Seeing your comments and questions. I had ...READ MORE

Jul 24, 2018 in IoT (Internet of Things) by anonymous2
 • 4,240 points • 3,162 views
+1 vote
2 answers

AWS WAF - Auto Save Web Application Firewall logs in S3.

You can do this through the console ...READ MORE

Jul 13, 2018 in AWS by Priyaj
 • 58,020 points • 2,569 views
0 votes
1 answer

Blockchain: send payments to faucetbox

well there it is its work but ...READ MORE

Sep 7, 2018 in Blockchain by Vicky
 • 1,221 views
0 votes
1 answer

restarting bitcoin tesnet docker container, error flag '-ti'

`docker ps -a' shows you the containers, ...READ MORE

Sep 7, 2018 in Blockchain by Prakash
 • 1,221 views
0 votes
1 answer

AWS EMR script-runner access error

It turns out that a bootstrap action ...READ MORE

Aug 6, 2018 in AWS by Priyaj
 • 58,020 points • 2,601 views
0 votes
1 answer

Execute puma workers only in prod but not in dev environment

You can us RACK_ENV here instead of ...READ MORE

Aug 16, 2018 in Other DevOps Questions by ajs3033
 • 7,300 points • 2,157 views
+1 vote
3 answers

AWS EC2: Is it possible to edit httpd.conf file in

It would be prompting you a alert, ...READ MORE

Aug 17, 2018 in Cloud Computing by Priyaj
 • 58,020 points • 3,776 views
0 votes
1 answer

How to generate pem with openssl?

Here’s the working code: int generatePem(char **pem) { ...READ MORE

Aug 23, 2018 in Blockchain by digger
 • 26,740 points • 1,866 views
0 votes
1 answer

How will the Fair Scheduler handle more than one Job?

In your case when job B gets ...READ MORE

Aug 16, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 2,159 views
0 votes
1 answer

what is WAF in AWS? Can someone explain?

AWS WAF is a web application firewall ...READ MORE

Sep 4, 2018 in Cloud Computing by Meci Matt
 • 9,460 points • 1,346 views
0 votes
1 answer

How to join a peer to a channel in Hyperledger Fabric?

When you run the command: peer channel create ...READ MORE

Jul 31, 2018 in Blockchain by digger
 • 26,740 points • 2,853 views
+2 votes
1 answer

How do you make a block comment in python?

''' This is a multiline comment. I ...READ MORE

Aug 23, 2018 in Python by Priyaj
 • 58,020 points • 1,782 views
+1 vote
1 answer

Need to convert bitcoin address function from php to Jquery

Use AJAX. It will be easier to ...READ MORE

Sep 5, 2018 in Blockchain by digger
 • 26,740 points • 1,261 views
0 votes
1 answer

AWS HTTP error: Client error: 403 RequestTimeTooSkewed. How to solve this error

This error has occurred because your servers ...READ MORE

Jul 24, 2018 in Cloud Computing by sunshine
 • 1,300 points • 3,140 views
0 votes
1 answer

Raw block with bitcoinj

This should work: BlockStore blockStore = new MyCustomBlockStore(NETWORK_PARAMETERS); blockStore.getChainHead(); blockChain ...READ MORE

Aug 28, 2018 in Blockchain by slayer
 • 29,370 points • 1,637 views
+1 vote
1 answer

How does AWS EC2 Bitnami Wordpress setting security permissions for outsourced developer

cd /opt/bitnami/apps/wordpress/ sudo ./bnconfig --userpassword YOUR_NEW_PASSWORD Change password ...READ MORE

Aug 23, 2018 in AWS by Priyaj
 • 58,020 points • 1,812 views
0 votes
1 answer

Blockcypher API code error

This code will work: <?php try ...READ MORE

Aug 23, 2018 in Blockchain by slayer
 • 29,370 points • 1,852 views
0 votes
1 answer

Modify int in place

Use a list rather than a tuple: my_container ...READ MORE

Sep 7, 2018 in Python by Priyaj
 • 58,020 points • 1,199 views
0 votes
1 answer

How to get amount of bitcoins in php?

I’ve tried this code and it works: <?php function ...READ MORE

Aug 24, 2018 in Blockchain by slayer
 • 29,370 points • 1,810 views
0 votes
1 answer

Trigger a data refresh in shiny

You're looking for invalidateLater. Put this, with the ...READ MORE

May 31, 2018 in Data Analytics by Sahiti
 • 6,370 points • 5,504 views
+1 vote
1 answer

How to append an integer to a string?

You can not directly concatenate two different ...READ MORE

Aug 16, 2018 in Python by Omkar
 • 69,180 points • 2,111 views
+1 vote
1 answer

Reading a large file, line by line in Python

The correct, fully Pythonic way to read ...READ MORE

Aug 21, 2018 in Python by Priyaj
 • 58,020 points • 1,890 views
+1 vote
1 answer

Ansible: Deleting matching IPs from hosts file using regex

Ansible notation isn't the same as YAML ...READ MORE

Jul 25, 2018 in Ansible by DareDev
 • 6,890 points • 3,054 views
0 votes
1 answer

Filtering in Tableau by combining multiple fields

Try This Create 3 parameter Start Date End Date City Now Create a ...READ MORE

Aug 30, 2018 in Tableau by Atul
 • 10,240 points • 1,564 views
0 votes
1 answer

Android Socket connection to bitcoin node

The checkSum field is mandatory and fellow ...READ MORE

Aug 29, 2018 in Blockchain by slayer
 • 29,370 points • 1,582 views
0 votes
1 answer

How to retrieve data from an Ethereum Block?

To get transaction details like Block Hash ...READ MORE

Jul 19, 2018 in Blockchain by Perry
 • 17,100 points • 3,339 views
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