Author: Rajesh Kumar

Why UI/UX Design Services Are the Foundation of High Conversions As a digital strategist, I’ve seen businesses pour massive budgets into marketing, only to watch potential customers drop off due…

Different Types & Modes of Deployment of Amazon EKS (Elastic Kubernetes Service) Amazon EKS (Elastic Kubernetes Service) provides multiple deployment types and modes based on user requirements, infrastructure needs, and…

LocalStack is an incredibly powerful tool for developers working with AWS services. It provides a fully functional local AWS cloud environment, allowing developers to test and develop cloud applications without…

Mandatory Resource Tagging in Terraform for DevOps, SRE, and FinOps Tagging is crucial for resource management, cost optimization, access control, security, compliance, and monitoring. Below is a list of mandatory…

There are multiple tools available to improve the quality, security, compliance, and performance of Terraform code, just like TFLint and tfsec. These tools can be categorized based on their functionalities…

Comprehensive Guide to TFSec: Terraform Security Scanning 1. What is TFSec? TFSec is a static analysis security scanner designed to identify security vulnerabilities in Terraform Infrastructure-as-Code (IaC) configurations before they…

Here’s a comparison table of AWS vs Azure vs Google Cloud service terminology for key cloud services: ☁️ AWS vs Azure vs Google Cloud: Service Terminology Comparison Category AWS Azure…

Here’s a comprehensive list of Algorithms and Data Structures categorized for easy understanding: 🔹 Data Structures Data structures help in organizing and storing data efficiently. 1. Linear Data Structures 2….

Kubernetes controllers are essential components that continuously regulate the desired state of cluster resources. Here’s a list of the most commonly used Kubernetes controllers: 1. Deployment Controller 2. ReplicaSet Controller…

Introduction to SQL Structured Query Language (SQL) is a standard language used to manage, query, and manipulate relational databases. It is widely used in web applications, data analytics, and enterprise…

RabbitMQ, Kafka, and ActiveMQ are three popular message brokers, each designed for different use cases. Here’s a detailed comparison of RabbitMQ vs Kafka vs ActiveMQ based on various parameters: 1….

Android devices come equipped with a variety of secret codes—also known as USSD (Unstructured Supplementary Service Data) or MMI (Man-Machine Interface) codes—that allow users to access hidden features, perform diagnostics,…

Step 1 – Install “moodle” app from Playstore Step 3 – Enter the LMS URL URL – https://www.devopsschool.xyz/ Step 4 – Login as a “GOOGLE” gmail id. Confirmation Rajesh KumarI’m…

OUR LMS Portal URL – https://www.devopsschool.xyz/ Login Mode – Using Google (Any Gmail ID) Step 1 – Login using Gmail ID at the URL below; https://www.devopsschool.xyz/login/index.php Step 2 – Confirm…

Here’s an updated list including Gemini Code Assist and a detailed comparison with other AI coding tools. Top 10 AI Coding Assistants (2024) AI Tool Developed By Key Features Best…

📌 List of Features of AWS API Gateway AWS API Gateway offers a wide range of features for creating, deploying, securing, and monitoring APIs. Below is a comprehensive list of…

Thanks for pointing that out! The AWS EKS authentication method has changed in 2025, and the aws-auth ConfigMap is no longer used for adding IAM roles. Instead, IAM Access entries…

Commands Here is the detailed breakdown for each AWS EKS command, including its use case, description, and examples. 1. aws eks associate-access-policy Use Case Associates an access policy with an…

1. What is EKS Platform Version? The EKS Platform Version represents the capabilities of the EKS control plane, such as: Each Kubernetes minor version (e.g., 1.27, 1.28) has its own…

DevSecOps maintains security part of development but not to the detriment of slowing it down. Security isn’t worked around as an extra step; it is worked into the whole software…

Rust is a modern, high-performance, memory-safe programming language designed for system-level programming. Created by Mozilla and now maintained by the Rust Foundation, Rust aims to provide developers with a powerful…

What is Crates.io? Crates.io is the official package registry for the Rust programming language. It is the Rust community’s crate registry, where developers can publish, discover, and manage Rust libraries…

Below is a detailed comparison between Amazon Kinesis and AWS MSK, outlining their architectures, use cases, operational models, and pricing models. 1. Overview Amazon Kinesis AWS MSK (Managed Streaming for…

Confluent Kafka is an enterprise-ready distribution of Apache Kafka developed by Confluent, Inc. While Apache Kafka itself is an open-source distributed streaming platform for building real-time data pipelines and streaming…

1. Introduction In today’s distributed architectures—especially with the widespread adoption of microservices—managing, securing, and orchestrating numerous API endpoints has become increasingly challenging. An API gateway plays a crucial role in…

1. Introduction APIs (Application Programming Interfaces) have become a cornerstone in modern software architecture, enabling communication between disparate systems and services. As APIs expose data and functionality over the internet,…