Ask a question
Big Data Hadoop
Cyber Security & Ethical Hacking
DevOps & Agile
Events & Trending Topics
IoT (Internet of Things)
Ask us Anything!
how to take a loop from SAP Application?
Update value of one variable from another variable in shiny
Add filters to reactive output in shiny
What is docker system prune is used for?
Not able to access the nginx container from IE or Chrome but from host service I can do curl http://localhost:port number
R Shiny - How to add hierarchial widgets from previous selection without buttons?
Select input dynamically in r shiny
Unable to derive module descriptor for C:\Selenium\selenium-server-standalone-3.9.1.jar. Provider class org.apache.bsf.BSFManager not in module
R Shiny: Select input choice inside server function.
Python error "ImportError: No module named _tkinter, please install the python-tk package"
Remove specific elements from list using condition in R
How to open a link in new tab of chrome browser using Selenium WebDriver?
Python: ImportError: No module named Crypto.Cipher
Python: XML file to pandas dataframe
how get the specific data from an excel and write in another excel file in uipath?
Sqoop - moving data from DB2 to HDFS ( hive partition table)
how to compare two words in java?
How to install tkinter in pycharm?
How do you configure automatic build in jenkins?
How to add external Jar in modular JavaFX 11 project correctly?
how can i create bins with different sizes?
Change ggplot2 default color palette
Need help about fresher Devops
How to terminate a python script?
Load data into teradata using sqoop export
timedelta in years
How to count words in notepad File using Selenium
converting timedelta to float
How to create an AMI from the command line?
Primary keys in Apache Spark
Output of dump command has empty records
Upgrading the software in an AMI without creating a new one
Google Search Automation with Python Selenium.
Exception in thread "main" java.lang.NoClassDefFoundError
Spark: Can we add column to dataframe?
Different between Amazon Machine Image and Docker Image
Hi Everyone! my question is how to click on all linked in connect button with selenium and also done button
Puppet: How do i setup puppet module behind a proxy?
Connection getting lost when creating an AMI from an EC2 instance
Monitoring Spark application
How can I change my string into date directly?
err: Failed to parse template base/puppet.conf.erb: Could not find value for 'puppetserver' at /etc/puppet/modules/base/manifests/config.pp:13 on node ...
Python error " import requests ImportError: No module named requests"
Unable to find Java and eclipse installation on my webconsole.
Puppet: dependency error while installing mysql on puppet server.
what is Paired RDD and how to create paired RDD in Spark?
Python in Windows Store apps
When do Reduce tasks start in Hadoop?
Puppet: Invalid module name; module names must be alphanumeric (plus '-'), not 'puppet:' at /my/path/init.pp:4 on node pcb.unixdaemon.private
Puppet : Can i install jenkins on a puppet server using Git?
Exception in thread "main" java.lang.UnsupportedClassVersionError: has been compiled by a more recent version of the Java Runtime
Can't start jenkins with puppet
user password management in Puppet: info: /User[mcfakey]: Provider useradd does not support features manages_passwords; not managing attribute password
Requirements for distributed application that periodically processes large volumes of data across multiple Amazon EC2 Instances.
Error saying "No apt package "kubeadm", but there is a snap with that name. Try "snap install kubeadm""
End tkinter program - python
What is difference between "inplace = True" and "inplace = False?
Puppet: How many slave nodes can i configure with a single puppet master?
Puppet: How can i remove all the node entries that are no longer managed by puppet?
How to read a data from text file in Spark?
Puppet: use Puppet templates to configure NTP
Difference between Text and String in Hadoop
Scrapping News Website
Is a specific timezone using DST right now?
How to manipulate strings in Python?
Ansible playbook to copy database dump file to remote host and restore it to another database
How to change the spark Session configuration in Pyspark?
Puppet: Error: Could not request certificate: getaddrinfo: Temporary failure in name resolution
Puppet: How can i check for syntax errors on my puppet code? Is there any tool to do this?
Reading a text file through spark data frame
how to install chatterbot in python?
Hadoop: Error: Exception in thread “main” java.lang.UnsupportedClassVersionError: a
Puppet: Error: Could not find class ::mysql::server for example.com on node example.com
Hadoop: ERROR: namenode.NameNode: Could not initialize shared edits dir java.io.IOException: Cannot start an HA namenode with name dirs that need recovery.
Is it possible to launch python idle from a virtual environment?
Are the Reserved Instances available for Multi-AZ Deployments?
How to perform component testing with the help of selenium, components like shadow-root, #document etc.
error "VT-x is not available (VERR_VMX_NO_VMX)."
BurpSuite not capturing packets
1 master 10 clients - run ansible playbook only on 5
Where should the testing files be located to run puppet-parser-validate/puppet-lint against *.pp in a Jenkins+Puppet setup?
How to rename columns in pandas?
Ansible playbook to create a new database
Error saying "E: This command can only be used by root." while installing docker
Puppet: couldn't run a cron job
Fastest way to load bulk data in to HBase through a program
How to write a regular expression to check whether an input is an identifier or not?
BurpSuite captures only 1 request
Puppet: certificate verify failed: [self signed certificate in certificate chain for /CN=Puppet CA: master-b]
Can't fetch git repositories in puppet using ssh
Instance type required to deploy 4 node cluster of hadoop in aws
Puppet DSL : String concatenation.
Is automation testing black-box testing or white-box testing?
Utlizing puppet manifests to install puppet modules
How to create a dictionary whose elements are lists?
How can i know the time as to when exactly did a node join puppet?
Puppet: Environment variables
Puppet: Error: Cannot set modulepath settings in puppet.conf
Hadoop: Error: Exception in thread "main" java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected
Jenkins with puppet.
how can you temporarily turn off the jenkins security when the adminstrators have locked out of the admin consoles?
How to maximize or minimize a browser window using Selenium webdriver with Python?
Can i make better future in Cloud computing ?
"%matplotlib inline" giving a syntax error
How can I run Jupyter code on Pycharm?
Error: com/eng/mr/WordCountDriver : Unsupported major.minor version 52.0
Difference between an Edge Location and Availability Zone.
Hadoop: Error: slave: bash: line 0: cd: /opt/hadoop-1.1.0/libexec/..: No such file or directory
Error: Hive show tables does not display table "sqooptest" , which was imported by SQOOP
Can mechanical engineer learn machine learning?
Error: ERROR security.UserGroupInformation: PriviledgedActionException as:root (auth:SIMPLE)
How to convert .ipynb files into .py?
How to solve the error - ssl module not found?
Puppet: How do i disable the default pull configuration so i can only push from my Puppet server when required?
How to work with Matrix Multiplication in Apache Spark?
Hadoop: ERROR1070: Could not resolve count using imports: [, java.lang., org.apache.pig.builtin., org.apache.pig.impl.builtin.]
AWS ec2 instance "no supported authentication methods available(server sent: publickey,gssapi-keyex,gssapi-with-mic)"
Hadoop:Error: Network is unreachable; Host Details : local host is: "localhost/127.0.0.1"; destination host is: "boss":32939;
Hadoop: Error: Hadoop Master cannot start the Slave with different user (or) Slave with different user failed to start by Hadoop Master node.
Graph and Dashboard click and mouse hovers.
What are some attributes of a good test framework when selecting one? How to choose one among so many?
How to take input from user in R?
Puppet v/s Ansible
Error "Target packages is configures multiple times in /etc/apt/sources.list:60 "
Error: /Stage[main]/Mysql-server/Service[mysql-server]: Could not evaluate: Could not find init script or upstart conf file for 'mysql-server'
Puppet: Error when trying to use many manifests
Is it possible to read a text file into a string variable and then scrap the newlines?
Is it possible to add a chart outside of another chart in R?
Python error "TypeError: 'encoding' is an invalid keyword argument for this function"
Error: /Stage[main]/Abrt/File[/etc/abrt/abrt.conf]: Could not evaluate: Could not retrieve information from environment development source(s)
converting string into datetime
Puppet: Can i automatically generate puppet manifests from a puppet server?
What is Spark UI and how to monitor a spark job?
ava.sql.SQLException: Error while processing statement:
Extract text from image in R
How to handle data shuffle in Spark
Overlap images to create a new picture
Would i be able to utilize same module that i have in puppet master in my puppet agent?
difference between plyr and dplyr
How to take multiple integer input in one line using BufferedReader in Java?
Puppet: an additional repository is added on ubuntu by apt package
hyperledger fabric: can't find package: github.com/pkg/errors in GOPATH or GOROOT
Edit image in R
use of tilde in R
How to start spark history server?
Sort a field based on another field in R
How do I upgrade my pycharm from python 2.7 to python 3?
After learning AWS architecture solutions - Is docker and kubernetes sufficient to get a better job
Create an animation from images in R
Summarize with a condition
How do I make a matrix from a list of vectors in R?
Which cloud provider is the most secure cloud platform?
i have shut down all my project on google cloud platform, will any charges be deducted from my debit card after one years ?
Error while installing Kubernetes using snap
Can i install puppet master and puppet agent on the same centos machine? How will that work?
Can we download python from command line?
How can I ensure that my jenkins build server is accessed only by authorized users?
Puppet server fails to start after a new installation
How can I import zip files and process the excel files ( inside the zip files ) by using pyspark connecting with pymongo ?
Is there a provision of on failure ability in puppet?
resize the image in R
What does the dir() function do in python?
Login test for Gmail with Cucumber and Selenium Webdriver
Zookeeper: client.HConnnectionManager HConbectionImplementation: Cant get connection to Zookeeper:KeeperErrorCode
How can i execute a single class from my puppet manifest file?
Unable to create table in Hive
Puppetfile to configure/install a module
How to highlight one column in a bar/histogram chart?
Puppet Error: Unable to locate package PuppetDB
“dpkg: error: dpkg frontend is locked by another process”
Creating EC2 from the CLI using Python
How to add ggplot over each other?
Preferred Region while working with AWS
Puppet: error “Job for puppetserver.service failed because the control process exited with error code”
How can I make an EXE file from a Python program?
Puppet: Error: Could not get lock /var/lib/dpkg/lock – open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
mutate new column using condition
puppet agent --test Error: Could not request certificate: Connection refused - connect(2) for "puppet" port 8140 Exiting; failed to retrieve certificate and waitforcert is disabled
Configuring the Regions with the AWS CLI
Puppet: error on running sudo puppet agent -t
Can I build a plagiarism checker using python?
Hadoop: error: Cannot lock storage /app/hadoop/tmp/dfs/name. The directory is already locked.
i am normalizing the data set iris in python and get the error ::TypeError: 'numpy.float64' object is not callable
Can we create a empty dataframe in python?
Using the same KeyPairs across Regions
Error: Could not find declared class firewall at /etc/puppetlabs/code/environments/production/manifests/site.pp
Can we create a python function to sort a list?
Find out time it took for a python script to complete execution
Profit & Loss DAX table help
Example for building an artifact using Jenkins and deploying it using Ansible
Build a container in Jenkins via "docker pipeline plugin"
Python error "raise CommandFailedError(args) bench.utils.CommandFailedError: (’–site’, ‘all’, ‘migrate’)"
How to open browser window in incognito/private mode using python selenium webdriver?
Cannot load file to spark: "org.apache.spark.sql.AnalysisException: Path does not exist"
ERROR org.apache.hadoop.hdfs.server.namenode.FSNamesystem: FSNamesystem initialization failed. java.io.FileNotFoundException: /app/hadoop/tmp/dfs/name/in_use.lock
Hadoop: ERROR datanode.DataNode: All directories in dfs.data.dir are invalid.
I am trying to create mininet, but I cannot ping all host and switch
Hadoop: ERROR: datanode.DataNode: java.io.IOException: Incompatible namespaceIDs in /app/hadoop/tmp/dfs/data: namenode namespaceID = 1580775695; datanode namespaceID = 1494801914
MiniNAM error "ovs-vsctl: no bridge named s1, ovs-vsctl: no bridge named s2"
DJOB TRACKER : Can not start task tracker because java.lang.IllegalArgumentException: Does not contain a valid host:port authority: 127.0.0.1:9001
Python error "TypeError: unsupported operand type(s) for -: 'list' and 'int'"
err: Could not send report: SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed
How to assign server access to client(s) through NFS export file?
Error: Zookeeper address not found from MapRFilesystem
Hadoop: ERROR: datanode.DataNode: java.io.IOException: Datanode state: LV = -32 CTime = 1377582559943 is newer than the namespace state: LV = -32 CTime = 0
Error: Could not find node statement with name 'default' or 'puppetserver.example.com, puppetserver.example, puppetserver, localhost' on node puppetserver.example.com
wcopyfind equivalent for python
API key for Copyleaks Python sdk
Add an image in plot
How do I make my own context manager?
Windows agent doesn't request any certificates from puppet master?
Get all tags from taggit
Puppet module path is not updating.
Any whatsapp group for RPA UI
What is random.sample() method in Python?
How to create a function like f(y) = xy^2 in Python?
Can we run parallel jobs in Ansible
How to close active/current tab without closing the browser in Selenium-Python?
Python: is thread still running
java.lang.IllegalArgumentException: Unable to instantiate SparkSession with Hive support because Hive classes are not found.
In Talend, how to specify multiple conditions as expression
Error while sending a transaction from Web3py to a Smart Contract in Remix
What is the difference between rdd and dataframes in Apache Spark ?
Ansible task to download a file from an S3 bucket
Python error "copyleaks.commandfailederror.CommandFailedError: Invalid login credentials."
AWS VPC - What is the difference between Internet Gateway & NAT
On executing runner class I get cucumber.runtime.CucumberException: java.lang.NoSuchMethodException
Job failed as tasks failed. failedMaps
display the count of rows matching some criteria
How to remove a project from Pycharm?
Sqoop: ERROR tool.BaseSqoopTool: Error parsing arguments
Power BI Dax Multiple IF AND Statements
Error while saving a python file
What is the syntax for an empty while loop in python?
Read file content from S3 bucket with boto3
What is the difference between S3n, S3a, and S3?
How do you use an else clause in a while loop in python?
Pyspark dataframe with random values
What is the best way to merge multi-part HDFS files into single file?
How to replace negative numbers in Pandas Data Frame by zero?
What are the benefits and drawbacks of using Test Driven Development in Automation testing?
How to sort substring from a dataframe
Time series analysis - Machine learning python
Ansible playbook to create an S3 bucket
where to put tf files while building servers from terraform.. its creating only workspace.
Graph with NA values
How to get data from tables using java code - amazon DynamoDB
Puppet: Error while trying to execute shell commands in Exec resource type
How SortBykey() operation works in Spark?
Join the world's most active Tech Community!
Welcome back to the World's most active Tech Community!
Sign up with Gmail
Sign up with Facebook
Please provide a valid input
Already have an Edureka Account?
Please enter a valid emailid
Don’t have edureka account?
Don’t have edureka account?
Don’t have edureka account?
Subscribe to our Newsletter, and get personalized recommendations.
Sign up with Google
Signup with Facebook
Already have an account?