AWS IoT Learning Path: Where to Start and How to Progress
AWS offers a comprehensive suite of IoT services. If you are new to AWS IoT, understanding the logical learning order will help you build a clear foundation…
AWS – EKS – How to make EKS API Server Private
Deploying to a Private EKS Cluster Using Terraform Cloud (TFC) By default, Terraform Cloud (TFC) workspaces require network-level access to the EKS API endpoint to deploy workloads…
Popular Tools for Creating Animated Diagrams
The trend of animated diagrams and flow visuals on LinkedIn has exploded in the past 1–2 years, especially for topics like cloud architecture, workflows, DevOps, and tech…
Karmada Tutorials: From Basic to Advanced
Comprehensive Karmada Tutorials: From Basic to Advanced Karmada (“Kubernetes Armada”) is an open-source multi-cluster Kubernetes orchestration platform, enabling centralized application management, resilience, and workload mobility across clusters…
Centralized Multi-Cluster Kubernetes Management for Multi-Tenancy: In-Depth Tutorial
Modern organizations increasingly run applications across multiple Kubernetes clusters—whether for scaling, geo-redundancy, hybrid/multi-cloud, or secure multi-tenancy. Centralized management streamlines this complexity by unifying control, policy, and visibility…
How business is being harassed by Trustpilot?
A Honest User Review of Trustpilot Step 1 – First, Trustpilot would publish some of the fake review on their websites Step 2 – Once your url…
Trustpilot Reviews and Real Customer Testimony
Trustpilot is a platform who publishes Reviews of the websites & Online Businesses but the same place businesses can buy their PAID reviews for the business and…
Trustpilot Reviews and Feedback
Last year, suddenly one of our prospective clients called us and shared the very negative feedback shared on Trustpilot and reason for it. We were shocked that…
Proof of How trustpilot allow fake reviews
Why Trustpilot allow paid fake review? Trustpilot’s policy on paid reviews is clear that businesses cannot pay for positive reviews, and reviews must be based on genuine…
Is Trustpilot worth it for business?
Can You Trust Trustpilot’s Reviews? The short answer is: NO. You can not trust reviews on Trustpilot. They claim they have large user database but i have…
Apache: Comprehensive List of .htaccess Directives, Rules, and Commands
However, an “absolutely complete” list is technically impossible to print here in full—because the .htaccess file can use nearly any Apache directive that is allowed by the…
Apache: Comprehensive list of Apache HTTP Server configuration directives
Here is a comprehensive list of Apache HTTP Server configuration directives you might encounter in httpd.conf and included config files (like extra/httpd-vhosts.conf, extra/httpd-ssl.conf, etc). Apache has hundreds…
Laravel: Complete Guide of Laravel Passport
Here’s a comprehensive, up-to-date step-by-step tutorial for setting up and using Laravel Passport (OAuth2 API authentication) with clear explanations, working code samples, and troubleshooting tips—suitable for local…
Laravel: What is APP_KEY in Laravel?
Let’s break down both what APP_KEY is in a Laravel .env file, why it matters, and its use cases. I’ll also explain how it’s generated and what…
Terraform: Checklist: What to Check When Renaming HCP Terraform Organization
That summary is exactly right—and the impact is important to understand before proceeding. Here’s a complete impact checklist and guidance for what you need to check/update if…
Automotive SPICE (ASPICE): Comprehensive End-to-End Tutorial
Introduction to ASPICE What is Automotive SPICE? Automotive SPICE (ASPICE) is a process assessment model specifically tailored for the automotive industry, focusing on the development of embedded…
XAMPP – LAMPP Tutorials: List of Production Files to Cleanup Guide
Here’s a comprehensive and updated tutorial on which files should be cleaned up regularly in a production environment running XAMPP (under /opt/lampp), what each file/folder is, and…
Pricing Comparison: Tanla Platform vs Route Mobile vs Twilio
Pricing Comparison: Tanla Platform vs Route Mobile vs Twilio Below is a comparative overview of charges for SMS/OTP, WhatsApp messages, and Email across Tanla Platform, Route Mobile,…
Leading SMS & WhatsApp Messaging Providers in India
Here’s an up-to-date, detailed list of leading SMS & WhatsApp Messaging Providers in India and globally, along with some insights on their strengths, features, and use-cases. This…
To check if your Windows machine has any scripts (or programs) running at boot/startup
To check if your Windows machine has any scripts (or programs) running at boot/startup, you need to look in several locations. Windows supports multiple mechanisms for startup…
AWS Tutorials: VPC Lattice User 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…
Backstage: The Ultimate Internal Developer Portal – Comprehensive Tutorial
Here is a detailed, professional-quality tutorial on Backstage. This guide is comprehensive but clear, designed for everyone from beginners to experienced platform engineers. It covers all the…
The Complete Ansible Tutorial: Concepts, Architecture, Playbooks, and Real-World Examples
Here is a comprehensive, professional-quality Ansible tutorial based on your notes, structured as a long-form guide. Every topic, term, and example is included, with deep explanations and…
Docker Tutorials: Docker Image – Understanding Dockerfiles instructions & options
Here’s a step-by-step tutorial for Dockerfile, including explanations and examples for each major command. Dockerfile Tutorial A Dockerfile is a text file containing instructions to build a…
Docker Tutorials: Docker Image – Example and Sample Programs of Dockerfile
Reference 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…
Docker Tutorials: Installation and Configurations
Docker Installation in Centos/RHEL Method -1: How to install Docker Community Edition via YUM? Step 1 – Install required packages. yum-utils provides the yum-config-manager utility, and device-mapper-persistent-data…
Openshift: How to configure Azure openshift ARO with Custom Domain
Step-by-Step Guide: Configuring Azure Red Hat OpenShift (ARO) with a Custom Domain Setting up a custom domain for your ARO cluster involves both Azure and DNS provider…
Openshift: How to add Helm Repository in Openshift
Adding a Helm repository in OpenShift is a common step to manage and deploy Helm charts in your OpenShift cluster. OpenShift supports Helm CLI out of the…
Openshift: Lab 1 – Use the terminal window within the Red Hat OpenShift web console
In this lesson, you will learn how to access the terminal window within the Red Hat OpenShift web console and use it to work with various OpenShift…
How to Streamline Financial Operations for Business Growth
Efficient financial operations are essential to running and scaling a successful business. Managing cash flow, forecasting budgets, and simplifying transactions are all critical areas where improved systems…