“Kubernetes Services & Ingress Explained Simply: From Cluster IPs to Secure Routing”Sep 22, 2025·3 min read
“Kubernetes Ingress Simplified: Why Services Aren’t Enough”Why Ingress is Required (Problems with Services) In the previous Article, we saw that Kubernetes Services offered service discovery, load balancing, and application exposure to the external world. However, people realized there were practical problem...Sep 22, 2025·4 min read
"From Ubuntu to Running Flask: My First Dockerfile Journey"Understanding Dockerfile Instructions: A Beginner-Friendly Walkthrough If you're just getting started with Docker and wondering what each line in a Dockerfile actually does, this post is for you. I've explained each instruction in a simple way—layer ...Jul 28, 2025·4 min read
How Docker Builds Images: Layer by Layer🚢 Dockerfile INSTRUCTION ARGUMENT Every Dockerfile is made up of instructions, followed by their arguments.These instructions tell Docker what to do while building the image. ✅ Dockerfile content you wrote: FROM ubuntu RUN apt-get update RUN ap...Jul 28, 2025·4 min read
Understanding Docker: What, Why, and How🐳 What do you need docker? Docker helps you run apps in lightweight, isolated environments called containers. This makes it easier to build, ship, and run software reliably across different machines or systems. 🤔 What it can do? It can containe...Jul 12, 2025·6 min read
"How to Set Up VPC Peering Connections for Seamless Communication Between AWS VPCs".VPC Peering Connection In a previous post, we created two VPCs, each containing one private and one public subnet. Each subnet hosts a single resource. The public subnets of both VPCs have Internet Gateway (IG) connectivity, while the private subnets...Jan 10, 2025·2 min read
AWS VPC: A Beginner's Complete GuideUnderstanding VPC (Virtual Private Cloud) Virtual Private Cloud (VPC) A VPC provides a secure, isolated, and controlled network environment in the cloud. It allows you to define your network’s topology, including IP address ranges, subnets, route tab...Jan 9, 2025·4 min read
Package Management in LinuxManaging software on Linux is all about handling packages—installing, upgrading, deleting, and configuring them. Different Linux distributions use different tools for package management: Red Hat-based systems (like CentOS) use yum/dnf and RPM. Debi...Jul 30, 2024·3 min read