DevOps Journey with M Hassan

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Red Hat Certified System Administrator

Jan 5, 202612 min read

CCNA Notes

Jan 5, 202630 min read

🤖 From Chatbots to AI Agents — Understanding the Agent Era (Lecture 1 Notes)

The world of AI is rapidly evolving. We are moving from simple chatbots that answer questions to intelligent agents that can think, plan, and take actions. In this blog, I’ll break down the key concep

Feb 23, 20265 min read

🚀 Containerizing a .NET 8 Application with SQL Server using Docker

Apr 18, 20254 min read

Day 10 – GitLab CI/CD for Python & Using GitLab Container Registry

Apr 9, 20253 min read

DevOps Journey with M Hassan

174 posts

I am writing these blogs because I recently completed a comprehensive DevOps course where I gained in-depth knowledge of the topics mentioned. As I progressed through the course, I realized the importance of having a concise and accessible resource to revise and reinforce my understanding of each topic. Therefore, I decided to create cheat sheets in the form of blog posts. These cheat sheets will not only serve as a handy reference for myself but also benefit others who are also interested in mastering DevOps concepts. By documenting each topic and providing concise explanations, I aim to create a valuable resource that simplifies complex concepts and facilitates hands-on practice. This way, I can solidify my own understanding while helping others on their DevOps journey.

Day 9 – GitLab CI/CD for Python + Container Registry + Kubernetes Deployment

Welcome to Day 8 of the Ramdan DevOps Bootcamp! Today, we dove into real-world DevOps practices by implementing CI/CD pipelines for a Python API using GitLab CI, building Docker images, pushing them to the GitLab Container Registry, and deploying the...

Apr 9, 20253 min read

🔒 Full Guide: Setting Up SSL for Monitoring, Docker, and Kubernetes (MicroK8s)

📌 Introduction Securing your services with SSL is crucial for any production environment. In this blog, I’ll share how I configured SSL certificates (Let's Encrypt) across three major environments: Monitoring stack (Grafana, Prometheus, cAdvisor) ...

Mar 19, 20254 min read

Day 8: Deploying with GitLab CI/CD & Docker Compose (WordPress + MySQL Stack)

In today's blog, we automate deploying a WordPress and MySQL stack using Docker Compose through GitLab CI/CD. Additionally, we’ll discuss an important issue if you later switch WordPress to run on port 80. 📜 Docker Compose File — docker-compose.yam...

Mar 18, 20253 min read

Day 7: GitLab Basic CI/CD Pipeline for Deploying to MicroK8s (WordPress/NGINX Example)

1. NGINX Deployment (nginx.yaml) apiVersion: apps/v1 kind: Deployment metadata: name: nginx-app labels: app: nginx-app spec: replicas: 1 selector: matchLabels: app: nginx-app template: metadata: labels: app: ...

Mar 18, 20252 min read

Day 6: MicroK8s Integration with GitLab Runner using Helm

📌 This document is prepared with the help of official GitLab and Helm documentation. ✅ Step 1: Install Helm Install Helm using Snap: snap install helm --classic ✅ Step 2: Add the GitLab Helm Repository helm repo add gitlab https://charts.gitlab....

Mar 18, 20252 min read

Day 5: Understanding the Full Spectrum of GitLab Features for DevOps Success

Introduction How you manage your software projects directly impacts productivity, collaboration, and delivery speed. Imagine a team pushing code updates daily without version tracking, testing, or deployment pipelines. Chaos, right? Thankfully, we ha...

Mar 18, 20254 min read

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