Deploying a Multi-Tier Todo List Application on Kubernetes -Tutorial 1.
Introduction: This documentation explains how to deploy a multi-tier Todo List Application on Kubernetes. The application has: Learning Objectives: Kubernetes Frontend–Backend Architecture with Services. This second image shows a 2D Kubernetes architecture diagram explaining how a Frontend and Backend application communicate inside a Kubernetes cluster. Here is what the image represents: 1. Backend Deployment 2. Frontend Deployment 3. Services […]
From Zero to Ansible: Installing & Connecting Two Servers Easily.
Introduction. Managing servers manually can be time-consuming, repetitive, and prone to human error. Imagine having multiple servers and needing to install software, update packages, or configure services on each of them one by one. It’s not only tedious but also increases the risk of mistakes. This is where automation tools like Ansible come in, saving […]
Deploying a Simple SQLite App on Kubernetes with Persistent Storage (PVC).
Introduction: This project demonstrates how to run a simple SQLite-based Python application on Kubernetes using a PersistentVolumeClaim (PVC). In real-world applications, data must not be lost when a pod stops, restarts, or gets recreated. Kubernetes solves this problem using persistent storage. SQLite stores data inside a single file (mydb.sqlite). If the pod restarts without persistent storage, this […]
Getting Started With Ansible Playbooks: Your First 10 Tasks.
Introduction. Getting started with Ansible playbooks can feel both exciting and intimidating, especially when you first step into the world of automation and realize just how much power a few lines of YAML can hold. For many beginners, the concept of declaring a desired system state instead of writing lengthy procedural scripts feels almost magical, […]
Triggering lambda function from SQS and store the message in S3 bucket.
To trigger an AWS Lambda function from an SQS queue and store the received messages in an S3 bucket, you begin by creating an Amazon SQS queue that will act as the event source. After setting up the queue, configure an AWS Lambda function that will process incoming messages. In the Lambda console, you add […]
Intermediate Docker Networking Commands Explained.
Introduction. Docker has revolutionized the way developers build, ship, and run applications, enabling them to package code, dependencies, and configurations into lightweight, portable containers. While many developers start with Docker by learning basic commands such as docker run or docker ps, the real power of Docker emerges when you begin exploring its networking capabilities. Networking […]
How To Deploying a Simple Flask REST API on Kubernetes and Docker -Tutorial 1.
Introduction: We use Docker to package (containerize) the application, and Kubernetes to run and manage the container.This project is designed for beginners who want to understand how applications run inside Kubernetes using Pods, Deployments, and Services. What is Docker? Docker is a tool that packages your application into a container. A container is like a small […]
Creating a SNS topic and subscribing through Email.
Creating an SNS topic and subscribing through email in AWS is a straightforward process that begins by logging into the AWS Management Console and navigating to the Simple Notification Service, commonly known as SNS, from the list of available services. Once you reach the SNS dashboard, you start by selecting the Topics section and clicking […]
Created a Lambda Function and Testing it.
In today’s world of cloud computing, serverless technology has become increasingly popular. AWS Lambda is one of the leading serverless services available to developers and IT professionals. It allows you to run code without provisioning or managing servers. This makes development faster, more scalable, and cost-efficient. Creating a Lambda function is the first step toward […]
How to Install a Linux VM (Step-by-Step).
Introduction. In a world that is constantly evolving through innovation, technology, and interconnected ideas, the ability to understand and adapt to new concepts has become more important than ever before.Today’s society is shaped by rapid advancements, from digital communication and automation to global collaboration and information access, all of which influence how people learn, work, […]