Linux Tutorials: Enable SSH Password authentication in linux servers
Step 1 – Enable PasswordAuthentication yes in sshd_config Step 2 – Restart sshd server Step 3 – Set user password
Python Tutorials: Namesapce in Python with example
What is Namespace in Python? A namespace is a collection of currently defined symbolic names along with information about the object that each name references. You can…
Chef Tutorials: knife command line reference
knife bootstrap knife client knife configure knife cookbook knife cookbook site knife download knife delete knife edit knife list knife node knife role knife show knife ssh…
Chef Tutorials: Configure Workstation with knife
Install Chef Workstation Configure Chef Workstation with Chef Infra Server using Knife
Linux Tutorials: Types of Process in Linux
There are five types of Process in Linux 1. Parent process: The process created by the user on the terminal. All processes have a parent process, If it…
Jenkins Tutorial: Install Jenkins on Ubuntu
In this tutorial we are going to install Jenkins on Ubuntu operating system. Ubuntu is another debian based operating system – open sourced and highly loved by…
4 Key Linux Skills to Master for a Cybersecurity Professional Career
Cybersecurity is not just a necessity but also a crucial factor in business success. In today’s era, cybersecurity is more important than ever. With new viruses and…
React Native Developer Salary in Emerging Market Conditions
As of October 2022, ZipRecruiter reports that a React Native developer in the United States may expect an average salary of $125,855. A React Native developer salary…
Chef Tutorials: Install and Configure Chef Automate and Infra Server
Step – 1 – Setup Chef Automate and Chef Infra Server If you want to start from scratch, create a Linux VM or cloud instance, login as…
Introduction of Chef Automate
Chef Automate is a centralized dashboard for following product of chef for enterprise. Chef Automate provides Chef servers that include premium features of Chef Automate: Chef Infra…
Chef Tutorials: How to set Conditions in Chef Cookbooks recipe using Guard?
Guards A guard property can be used to evaluate the state of a node during the execution phase of a Chef Infra Client run. Based on the…
Chef Tutorials – notifies and subscribes explained with examples of Notifications
Chef notifies and subscribes explained with examples A notification is a property on a resource that listens to other resources in the resource collection and then…
Chef Tutorials: template Resource with example
What is cookbook template (.erb) A cookbook template is an Embedded Ruby (ERB) template that is used to dynamically generate static text files. Templates may contain Ruby…
Chef Tutorials: Working with Ohai
Ohai is a tool for collecting system configuration data, which it then provides to Chef Infra Client to use in cookbooks. Chef Infra Client runs Ohai at…
Chef Tutorials: Working with Chef Attributes
Attributes represent information about your node. In addition to the information that can be automatically generated by ohai, you can set attributes in Chef recipes or in separate…
Chef Tutorials: Chef in-built and common resource types with example
Bash vs execute For a single script, use an execute. The bash resource is for including the script contents inline in the recipe code. Use the bash…
How to generate Letsencrypt certificates with Verifying domain using API
How to install acme.sh? How to Generate Certificates? REFERENCE
Chef Tutorials: How to write and test a chef recipe?
Step 1 – Install & Verify Chef Workstation Step 2 – Write a following content in hello.rb Step 3 – Write a following content in hello.rb Run…
Chef Tutorials: List Of Chef Tools and their explainations
chef-apply chef-apply is an executable program that runs a single recipe from the command line. Is part of the Chef development kit. A great way to explore…
Top 20 DataOps Tools and Its Ranking in 2023
Data Ops (data operations) is an Agile approach to designing, implementing and maintaining a distributed data architecture that will support a wide range of open source tools and frameworks in production. The…