Elastic Tutorial: Elasticsearch 8.X Installation & CRUD in Linux
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Benefits of Protein Powder & its Most frequently questions
Protein powder is a convenient and versatile dietary supplement that offers several benefits, particularly for individuals with specific fitness goals, dietary preferences, or lifestyle needs. Here are…
Top 50 Sonatype Nexus interview questions and answers
General Knowledge: Installation and Configuration: Artifact Management: Security and Access Control: Integration and Automation: Troubleshooting and Maintenance: Best Practices and Optimization: Sonatype Nexus is a repository manager…
How does DNS Works?
DNS (Domain Name System) is a hierarchical and decentralized system that is responsible for mapping human-readable domain names to IP addresses. When a user enters a domain…
Popular Deployment Strategies & Pattern
Deployment strategies and patterns are essential concepts in software development and DevOps that help organizations efficiently and reliably release their software applications to various environments. These strategies…
Terraform Tutorials: Functions in terraform
The Terraform language includes a number of built-in functions that you can call from within expressions to transform and combine values. The general syntax for function calls…
Terrafrom Tutorials – remote-exec provisioner using AWS & Azure providers
the remote-exec provisioner in Terraform is used to execute commands remotely on a target resource after it’s been created. This is often used for post-deployment configuration or…
Basic template sections layout of any training programs and agenda
Here are the basic template sections of any training program: Training methodology Reference 1 Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have…
Terraform Tutorials: How to set condition in Terraform Program?
Method 1: conditional expression Terraform doesn’t support if statements. Luckily we can achieve the same result by using a specific parameter called count.You can think about it…
Swift Cheat Sheet
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Github 2FA authentication is mandatory Now!!!
Following are their offcial statement through email We’re reaching out to let you know that as announced last year, we will officially begin requiring users who contribute…
Ansible Tutorials: Example of ansible.cfg
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
Ansible Tutorials: Ansible Workflow
Ansible Check Mode Ansible Check Mode: When you run an Ansible playbook or command in check mode, it’s also known as “dry-run” mode. In this mode, Ansible…
What is Ansible and How its works?
What is Ansible? Ansible in SDLC Cycle? Ansible History Feature of Ansible Benefits of Ansible How Ansible works AKA Ansible Architecture? Ansible is based on Agentless Model…
Ansible Tutorials: Ansible Variables in Playbook
Ansible Variable in Playbook with following ways: List of Way to declare variables in Playbook Declare variables at the top level of your playbook using the vars…
Ansible Playbook Example
UBUNTU Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at…
Storage Administrator Tasks using Ansible
List of Ansible Modules & Collection of Storage Provisioning Modules: Collections: List of Ansible Modules & Collection of Data Backup and Recovery List of Ansible Modules &…
System administrator Tasks in OS & Servers using ansible
List of Ansible Modules of Servers Updates and Patching List of Ansible Modules of Servers Vulneability Scan & Security Management List of Ansible Modules of Servers User…
Ansible Modules & Collections for Database Maintenance, Upgrade and Patching
Ansible has several modules and collections that can be used for database maintenance, upgrade, and patching tasks. However, please note that the landscape of Ansible modules and…
Ansible tower job template vs workflow template
Ansible Tower job templates and workflow templates are both used to automate tasks, but they have different purposes. Here is a table that summarizes the key differences…
What is Ansible collection?
An Ansible collection is a distribution format that bundles together Ansible content such as playbooks, roles, modules, and plugins into a single package. It provides a way…
How to monitor MySQL & mariadb using zabbix?
There are 2 default template has been given by Zabbix which can be used to MySQL metrices monitoring Zabbix Template – MySQL by Zabbix agent For Zabbix…
Ansible Tutorials: Calling one Play & Tasks from another play in Playbook
import_tasks module The Ansible import_tasks module is used to import a list of tasks from a file into the current playbook for subsequent execution. The name of…
Python Tutorials: Installing Python 3 on Linux, Centos, Ubuntu & Windows
Python 3 Installation in Ubuntu Default Versions of Python in CentOS Depending on when you’re reading this or what version you’re using, the version that you have…
OpenShift Tutorials – Basic Workflow using OpenShift Local
Rajesh KumarI’m a DevOps/SRE/DevSecOps/Cloud Expert passionate about sharing knowledge and experiences. I have worked at Cotocus. I share tech blog at DevOps School, travel stories at Holiday…
TOP 50 INTERVIEW QUESTIONS FOR SPRINGBOOT
1. What is Spring Boot? Spring Boot is a framework that makes it easy to create stand-alone, production-grade Spring applications. It provides a number of features that…
Top 50 Scala Interview Questions And Answers
Sure, here are some top 50 Scala interview questions and answers with headings: 1. What is Scala? Scala is a general-purpose programming language that combines object-oriented and…
How to use one module’s variable in another module in terraform?
To get the output from one module to another module in Terraform, you can use the following steps: Here is an example of how to do this:…
How to Implement CI/CD in Your Agile Team
Often, I see confusion surrounding the integration of Agile Development with a CI/CD pipeline. To clear the fog, I’ve put together a straightforward, step-by-step guide that encapsulates…