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…
Complete List of Methods to Deploy Kubernetes
There are many ways to deploy Kubernetes, depending on your needs (learning, production, cloud-native, on-premises, bare metal, multi-cloud, etc). Here’s a structured list of the main ways…
List of Popular Light Apps for Schedule Appointment and Calendar Management Online Websites
Based on comprehensive research, here’s a curated list of the most popular and lightweight appointment scheduling and calendar management applications and websites in 2026: Free and Light…
Docker Tutorials: How to Install Docker in Ubuntu?
Install Docker Engine in Ubuntu NOTE – All commands you must run as root user or add a current user into a linux group name called “docker”…
How to Login to Linux Server using Putty?
Download Putty Source – https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html Direct Link of Putty – https://the.earth.li/~sgtatham/putty/latest/w64/putty.exe Open Putty and Add IP address & using Password Open Putty and Add IP address and…
Kubernetes: Deploying AWS Load Balancer Controller with Terraform
Absolutely, deploying the AWS Load Balancer Controller (ALB Controller) in production via Terraform is now a very common, robust, and recommended practice. There are official Terraform modules…
Difference between AWS Load Balancer Controller Vs Kubernetes Gateway API Controller for AWS VPC Lattice
AWS Load Balancer Controller vs Kubernetes Gateway API Controller for AWS VPC Lattice Overview Table Feature AWS Load Balancer Controller Kubernetes Gateway API Controller for VPC Lattice…
Google Vertex AI API
Google Vertex AI API is the main cloud API provided by Google Cloud for building, deploying, and managing machine learning (ML) and generative AI models at scale….
Database Backup & Recovery Plan – A Complete Guide
I’ll give you a full, all-in-one guide for production-grade MySQL (and general relational DB) backups that covers: This will be relevant for MySQL/MariaDB primarily, but the approaches…
Helmsman Tutorial: From Beginner to Advanced
1. Introduction to Helmsman What is Helmsman? Helmsman is an open-source tool that lets you declare and manage Helm chart deployments as code, using a simple Desired…
Helmfile Tutorial: From Beginner to Advanced
1. Introduction to Helmfile What is Helmfile? Helmfile is an open-source tool that lets you declare, manage, and deploy multiple Helm charts as a unified, version-controlled “desired…
Helmwave Tutorial: From Beginner to Advanced
1. Introduction to Helmwave and Its Core Concepts Helmwave is a modern tool for orchestrating complex Helm deployments, enabling you to manage, templatize, and execute multiple Helm…
Helmfile vs Helmsman vs Helmwave: Comparing Kubernetes Release Management & Templating
All three are popular open-source tools for managing Helm charts and complex Kubernetes deployments, but they each have different approaches and features. Here’s a clear, practical overview:…
Kubernetes Troubleshooting: Pods in Pending – Causes & Fixes
Below is a complete, production-grade list of all common reasons why a Kubernetes pod stays in Pending state, along with detailed solutions, commands, and how to verify…
Kubernetes Service Example Programs
Here’s a complete YAML file that contains three Deployments and their corresponding Services: Each container runs on port 80. ✅ Full Kubernetes YAML (deployment-and-services.yaml) 🚀 Usage To…
artisan Tutorials: php artisan passport
When you run php artisan passport:install, Laravel attempts to do the following: Running php artisan passport:install is a crucial setup step when using Laravel Passport for API…
The Ultimate Security Scanning Checklist for Modern Software Organizations
Here’s a detailed blog post based on your table—covering each scan type, best practices, In today’s fast-moving tech landscape, security and compliance can no longer be afterthoughts….
Canary Releases: A Complete Beginner-to-Advanced Tutorial
1. Introduction to Canary Releases What Are Canary Releases? A Canary Release is a progressive deployment strategy where a new version of software is rolled out to…
Blue-Green Deployment: A Comprehensive Beginner-to-Advanced Tutorial
Introduction to Blue-Green Deployment What is Blue-Green Deployment? Blue-Green Deployment is a software release strategy that reduces downtime and risk by running two identical production environments: Once…
Complete Beginner-to-Advanced Guide on Auto Remediation in SRE & IT Operations
What is Auto Remediation? Auto Remediation refers to the automatic detection and resolution of incidents in IT systems without manual intervention. It bridges the gap between monitoring,…
Kubernetes Components in Master & Worker
Here is a very comprehensive, detailed tutorial/guide explaining each Kubernetes cluster architecture component you’ve listed. This guide is suitable for learning, interviews, or team documentation, and each…
Docker Lab, Excercise & Assignment – 7 – Docker Volume
Below is a very detailed tutorial and lab manual for learning Docker Volumes, using the Ubuntu image for practical, hands-on labs. This covers all major types of…
Docker Lab, Excercise & Assignment – 4 – Docker Networking
Here’s an in-depth, step-by-step tutorial and lab manual for Docker Networking—starting from basics, covering all core concepts, and providing a hands-on guide to every feature and command….
Docker Lab & Assignment – Creating an Image
Here’s a detailed Tutorial and Lab Guide for the listed Docker commands, focused on practical usage, explanations, and step-by-step labs with Ubuntu + git + apache2 as…
Docker Lab, Excercise & Assignment – 3
Here’s a practical Lab Guide/Tutorial for each Docker command you listed, with clear explanations and step-by-step examples using httpd (Apache) and ubuntu images.This is designed so a…
Understanding PID 1: Physical Servers, Virtual Machines, and Containers
Here’s a comprehensive, practical, and explanatory tutorial on the topic of PID 1 in physical servers, virtual machines, and containers, including why PID 1 is special in…
Docker Lab, Excercise & Assignment – 2
Part 1: How to Access the Docker Container Accessing containers is a fundamental skill. Whether you want to debug, update configuration, or inspect running services, you’ll need…
AWS Load Balancer Controller for Kubernetes: A Comprehensive Guide
The AWS Load Balancer Controller is a Kubernetes controller that manages Elastic Load Balancers for Amazon EKS clusters. It provides a native way to expose Kubernetes services…