Advanced Performance Engineering for .NET programs and software
when we talk specifically about Advanced Performance Engineering for .NET programs and software, the toolset is a bit different from Java, Python, or C++ because of the…
Key Performance Engineering Tools for .NET Developers
Here are the advanced performance engineering tools commonly used by developers for .NET programs and software in 2026: Category Tool(s) Why it’s the best (quick note) Code…
Kafka: Concept of Kafka Partition & Kafka Consumer & Kafka Consumer Group
let’s go step-by-step so Kafka partitions and consumer groups are crystal clear. 1. Kafka Partition Think of a Kafka topic as a folder and partitions as the…
List of Best ITSM Tools in 2024
What is ITSM? IT service management (ITSM) is a framework for managing and delivering IT services. It is a set of processes and best practices that help…
Keyclock: A Identity & SSO tools
Keycloak: Identity & SSO Tool (IAM in one box) What it is Keycloak is an open-source Identity and Access Management (IAM) platform that provides Single Sign-On (SSO),…
Ansible: How to Work with Ansible Tower REST API (with Example)
Absolutely! Ansible Tower (now called Controller in AAP) has a robust, well-documented REST API. You can use it to automate everything you do via the web UI—launch…
Ansible Execution: Strategies, Delegation, Fact Caching, and Async Jobs
Below is a detailed Ansible tutorial covering execution strategies (linear vs free), task delegation, fact caching, and async jobs—with clear code examples, explanations, and a professional tutorial…
What is Ansible Collection?
What is Ansible Collection? Ansible Collections are a standardized packaging format for distributing Ansible content (roles, modules, plugins, playbooks, and documentation). Introduced in Ansible 2.9+, collections allow…
Ansible: step-by-step tutorial on Ansible Collections
Here’s a very detailed, step-by-step tutorial on Ansible Collections—covering what they are, why you need them, how to use them, how to create your own, and key…
Ansible: Unit Testing in Ansible?
What is Unit Testing in Ansible? Unit testing in Ansible refers to testing the smallest pieces of code within Ansible—primarily custom modules, plugins, or Ansible-related Python code—in…
Ansible: All Ways to Define Variables in Ansible Inventory/Hosts
Here’s a comprehensive tutorial on all the ways to define and use variables in Ansible inventory/hosts, covering every major approach—including their best use cases and clear examples…
Ansible: Dynamic Ansible Inventory Script for AWS EC2 Public IPs
Below is a simple dynamic inventory Bash script for Ansible that queries all EC2 instances in your AWS account, gets their public IPs, and outputs a valid…
Ansible: Ansible Automation Platform (AAP) 2.5+ Installation & Configuration
How to download? Here’s a detailed and up-to-date conclusion for installing the latest Ansible Automation Platform (AAP) 2.5+ with the RPM/bundle installer—including the minimum requirements and what’s…
Ansible Tower Install and Setup Quick Guide
To install Red Hat Ansible Tower 3.8.6 (using ansible-tower-setup-3.8.6-2.tar.gz), your environment must meet a set of hardware, software, and system prerequisites. Below are the summarized requirements specific to this Tower…
Ansible: Complete Guide & Tutorial of Ansible Vault
Here is a very detailed and comprehensive tutorial on using Ansible Vault with practical, real-world examples for each subcommand. Ansible Vault Tutorial Ansible Vault is a powerful…
Kubernetes Ingress Rules: Complete Guide with Examples
Here’s a comprehensive, practical, and easy-to-follow tutorial on all main types of Kubernetes Ingress rules—with detailed explanations, diagrams, and YAML examples for each. This guide is aimed…
The Azure Databricks Guide The Azure Databricks Guide
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Three practicaluse cases withAzure Databricks
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
An Introduction to Databricks andInformatica Data EngineeringIntegration
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Microsoft Azure Databricks for data engineering
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Databricks Certified Data Engineer Associate
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Databricks Certified Associate Developer for Apache Spark 3.0 – Python
Rajesh KumarI’m Rajesh Kumar, a DevOps, SRE, DevSecOps, Cloud, and Platform Engineering expert passionate about sharing practical knowledge, real-world experiences, and industry best practices. I have worked…
Ansible: Deep Dive into Jinja2 Ansible Template with example
Introduction to Ansible Templates and Jinja2 Ansible templates are powerful tools for creating dynamic configuration files and scripts based on variables and logic. Templates in Ansible use…
Ansible: How to use template in Ansible using Jinja2?
Here’s a comprehensive tutorial on Ansible Templates and Jinja2, suitable for engineers or anyone preparing for an advanced Ansible role. 1. What are Ansible Templates? Ansible templates…
OpenShift Install & Configurations using OpenShift Local in windows laptops/desktops
Below is the 100% correct and updated step-by-step guide to install and configure OpenShift Local (aka CRC) on Windows 10/11 laptops or desktops using the correct crc…
Ansible: Command line tools with example in Ansible
1. ansible Run a single task (module) against hosts in your inventory. For quick, ad-hoc commands. General Syntax Common Examples and All Key Combinations Example Description ansible…
Artifactory: Artifactory 7.x REST API Quickstart
Here’s a step-by-step practical guide to using the JFrog Artifactory 7.x REST API to manage your instance (create repos, users, etc.) using your server and credentials. 🟢…
Artifactory: Comprehensive Troubleshooting Guide for JFrog Artifactory
Here’s a very comprehensive, up-to-date troubleshooting guide for JFrog Artifactory 7.x, covering the application, database, core components, all services, log files, and all the key troubleshooting commands.This…
Artifactory: Setting up Artifactory 7 High Availability Cluster
Here is a comprehensive, step-by-step guide to design, configure, and deploy JFrog Artifactory 7.x in High Availability (HA) mode—including all architectural and configuration considerations required for a…
Artifactory: Guide to change Artifactory filestore to AWS EFS (Elastic File System)
Here’s a comprehensive, step-by-step tutorial for migrating or configuring JFrog Artifactory 7.117.7+ (self-hosted, Linux) to use AWS EFS (Elastic File System) as its filestore. This guide brings…