Latest questions in Edureka Community

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ERROR [main] client.ConnectionManager$HConnectionImplementation: The node /hbase is not in ZooKeeper.

Hi@akhtar, When you try to start hbase server, ...READ MORE

Mar 30, 2020 in Big Data Hadoop by MD
 • 95,440 points • 1,000 views
0 votes
1 answer

ERROR: org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not running yet!

Hi@akhtar, This error occurs if the hbase server ...READ MORE

Mar 30, 2020 in Big Data Hadoop by MD
 • 95,440 points • 4,938 views
0 votes
0 answers

NameError: name '_train' is not defined

Mar 30, 2020 in Machine Learning by anonymous
 • 120 points • 2,725 views
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0 answers

how to set up alerts if any ports are open to the world?

How to set up alerts if any ...READ MORE

Mar 29, 2020 in GCP by darshan
 • 120 points • 854 views
0 votes
0 answers

utf-8' codec can't decode byte 0xa0 in position 10: invalid start byte

my code import wordcloud import numpy as np from matplotlib ...READ MORE

Mar 29, 2020 in Python by anonymous
 • 120 points • 5,020 views
0 votes
1 answer

Can't connect to mysql server in workbench. Kindly please support. username: root & Password: 1234 (i gave)

Hey, @Arivukani, You can see once thing, the solution ...READ MORE

Mar 30, 2020 in Database by Gitika
 • 65,910 points • 1,605 views
+1 vote
1 answer

In RPA Blue Prism i am not able to work with "Spy Mode"

Check if the parameters given in the ...READ MORE

Mar 30, 2020 in RPA by Kim
 • 1,535 views
0 votes
1 answer

String is immutable data type. String.replace() So why there is command for string to replace the values....??

Hey, @Nelson, replace() actually returns a *copy* of ...READ MORE

Mar 30, 2020 in Python by Gitika
 • 65,910 points • 5,216 views
+1 vote
1 answer

Using s3 response and iterate over file to add new responses

Hey check this out https://docs.aws.amazon.com/sdk-for-go/v1/d ...READ MORE

Mar 31, 2020 in AWS by Kim
 • 1,209 views
0 votes
1 answer

Explain Guarded Attribute in a Laravel model?

Hii, The guarded attribute is the opposite of ...READ MORE

Mar 27, 2020 in Laravel by Niroj
 • 82,880 points • 34,134 views
0 votes
2 answers

Describe Fillable Attribute in a Laravel model?

Hello @kartik In eloquent ORM, $fillable attribute is ...READ MORE

Mar 27, 2020 in Laravel by Niroj
 • 82,880 points • 40,634 views
0 votes
1 answer

What is the use of $_REQUEST variable in php?

Hii @kartik, The $_REQUEST variable is used to read the ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 2,865 views
0 votes
1 answer

How can you upload a file using PHP?

Hello, To upload a file by using PHP, ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 648 views
0 votes
2 answers

How can we create a session in PHP?

Hello, niroj. Here is my idea session_start(); $_SESSION['USERNAME'] ...READ MORE

Dec 7, 2020 in PHP by Famous
 • 140 points • 951 views
0 votes
1 answer

What are the differences between mysqli_connect and mysqli_pconnect?

Hello, mysqli_pconnect() function is used for making a persistence ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 3,377 views
0 votes
0 answers

Unable to readfilePropertie in Jenkins Declerative Pipeline. I want to read properties from ini file in workspace.

I am using jenkins declerative pipeline to ...READ MORE

Mar 27, 2020 in Jenkins by Atul
 • 180 points • 6,084 views
0 votes
1 answer

How to retrieve or obtain data from the MySQL database using PHP?

Hello kartik,  Actually there are many functions that  ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 3,061 views
0 votes
1 answer

Connection with MySQL server using PHP. How can we do that?

Hey @kartik, You have to provide MySQL hostname, ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 1,034 views
0 votes
1 answer

What is type casting and type juggling in php?

Hey, The way by which PHP can assign ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 6,861 views
0 votes
1 answer

What is meant by passing the variable by value and reference in PHP?

Hello, When the variable is passed as value ...READ MORE

Mar 27, 2020 in PHP by Niroj
 • 82,880 points • 2,982 views
0 votes
1 answer

TRACE nova.openstack.common.threadgroup OSError: [Errno 2] No such file or directory: ‘/usr/lib/python2.6/site-packages/instances’

Hi@akhtar, As the error shows No such file or ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 1,065 views
0 votes
1 answer

Error: compute driver option required but not specified.

Hi@akhtar, I guess you didn't add compute_driver property. ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 1,499 views
0 votes
1 answer

openstack-nova-metadata-api dead but pid file exists.

Hi@akhtar, Surprisingly, the service ‘openstack-nova-metadata-api‘ was already running. ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 997 views
0 votes
1 answer

ERROR nova.openstack.common.threadgroup [-] [Errno 13] Permission denied: ‘/usr/lib/python2.6/site-packages/CA’

Hi@akhtar, You may get this error because nova ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 942 views
0 votes
1 answer

CRITICAL nova [-] RequiredOptError: value required for option: lock_path

Hi@akhtar, To avoid this error you have to ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 439 views
0 votes
1 answer

ERROR: (‘Connection aborted.’, error(111, ‘Connection refused’))

Hi@akhtar, There may be various reason behind this. ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 2,196 views
0 votes
1 answer

how to play audio highlights his text in python?

Hey, You can split the audio files into ...READ MORE

Mar 27, 2020 in Python by Gitika
 • 65,910 points • 1,273 views
0 votes
1 answer

Unable to locate paste config file for glance-registry.

Hi@akhtar, You have add one property in glance-registry.conf ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 874 views
0 votes
1 answer

Unable to locate paste config file for glance-api

Hi@akhtar, You have to add paste configuration file ...READ MORE

Mar 27, 2020 in OpenStack by MD
 • 95,440 points • 901 views
0 votes
0 answers

How can I change the loss function when the shape of my data changes?

Since my data is too large, I ...READ MORE

Mar 27, 2020 in Python by Anan
 • 180 points • 554 views
0 votes
1 answer

puppetmaster setup

Puppet infrastructure installation includes installing puppet on ...READ MORE

Mar 26, 2020 in Puppet by Sirajul
 • 59,230 points • 446 views
0 votes
1 answer

What is url helper in Laravel?

Hello, The url helper may be used to ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 1,039 views
0 votes
1 answer

What do you mean by Rate Limiting?How can we access control in number of routes in an application ?

Hey kartik, Laravel includes a middleware to rate ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 787 views
0 votes
1 answer

What is the difference between Facades and Dependency Injection in Laravel?

Hello, The main differnece between them is explained ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 3,051 views
0 votes
1 answer

How can we Create custom name while uploading image using storage?

Hello, You also can do like this $ImgValue ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 418 views
0 votes
2 answers

Error:Laravel Installation failed, reverting ./composer.json to its original content.?

Hello, You need to install php zip extension. Something ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 83,431 views
0 votes
1 answer

Error:login in Laravel. How to solve?

Hey, First check if your model login has a field password in ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 7,281 views
0 votes
1 answer

How do you register service providers?

Hey,  It is one of the most easy ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 526 views
0 votes
1 answer

Explain Extending Bindings in Laravel? And where to extend the bind in laravel?

Hii,  The extend method allows the modification of ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 1,500 views
0 votes
1 answer

What is Tagging in Laravel?

Hii @kartik, Occasionally, you may need to resolve ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 789 views
0 votes
1 answer

Explain Contextual Binding and how does it work?

Hello, Sometimes you may have two classes that ...READ MORE

Mar 26, 2020 in Laravel by Niroj
 • 82,880 points • 997 views
0 votes
1 answer

Failed to configure store correctly: Store filesystem could not be configured correctly. Reason: Specify at least ‘filesystem_store_datadir’ or ‘filesystem_store_datadirs’ option Disabling add method.

Hi@akhtar, This error occurs because you may not ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 756 views
0 votes
1 answer

Expecting an auth URL via either –os-auth-url or env[OS_AUTH_URL

Hi@akhtar, Probably the OpenStack authentication URLs are not ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 928 views
0 votes
1 answer

Error when ‘glance-manage db_sync glance’ executed

Hi@akhtar, This has something to do with the ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 490 views
0 votes
1 answer

CRITICAL keystone [-] ConfigFileNotFound: The Keystone configuration file keystonepaste.ini could not be found

Hi@akhtar, As the error message says, verify whether ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 686 views
0 votes
1 answer

How to Fix OpenStack’s Keystone Authentication Error – HTTP 500?

Hi@akhtar, To avoid this error, you can follow ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 9,469 views
0 votes
1 answer

fedora Image is booted and active, but what is the username and password to login to the terminal in OpenStack?

Hi@akhtar, When you launched an instance in OpenStack ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 4,170 views
0 votes
1 answer

ERROR: Quota exceeded for instances: Requested 1, but already used 10 of 10 instances (HTTP 413)

Hi@akhtar,  You should change the default quota limit ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 2,591 views
0 votes
1 answer

Error: iptables-restore v1.4.6: Bad IP address “gcompute”

Hi@akhtar, To solve this error, you can follow ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 475 views
0 votes
1 answer

[Errno 111] Connection refused | Error: INFO nova.wsgi [-] Stopping WSGI server | INFO nova.openstack.common.service [-] Caught SIGTERM, exiting

Hi@akhtar, Whenever you see “Connection refused” error, it’s ...READ MORE

Mar 26, 2020 in OpenStack by MD
 • 95,440 points • 1,731 views
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