Topic Hub · 14 Articles
DevOps, Cloud & Infrastructure
engineering guides.
Practical guides on Docker containerization, ERPNext & Frappe enterprise setups, Oracle Cloud, Linux system administration, and Git workflows.
Git Worktrees Explained: Why They're Suddenly Trending (Thanks to AI Coding Agents)
A practical guide to git worktrees: what they are, real disk space and node_modules costs, dev server port collisions, and why AI coding agents revived this decade-old Git feature.
How to Deploy Your Website to GitHub Pages for Free (2025/2026 Guide)
A complete step-by-step guide to hosting HTML/CSS/JS websites and modern single-page applications for free on GitHub Pages with custom domains and SSL.
Get Your GitHub Account Started: A Step-by-Step Beginner Developer Guide
A practical walkthrough for new developers: creating a GitHub account, configuring local Git user profiles, setting up SSH keys, and publishing your first repository.
What is GitHub? Git vs. GitHub Explained for Developers & Non-Devs
A clear, beginner-friendly guide breaking down what GitHub is, how it differs from Git, why modern software teams rely on it, and essential concepts like commits, branches, and PRs.
How to Connect and Import a Shopify Theme from GitHub
Step-by-step guide to connecting a GitHub repository to your Shopify theme for automatic deployments, branch-based staging and team collaboration.
Why and How to Create Swap Space on Ubuntu (Prevent Server Crashes)
A practical systems guide on creating and configuring swap space on Ubuntu servers to eliminate Out-Of-Memory (OOM) crashes and optimize Linux kernel swappiness.
Free Oracle Cloud ARM VPS: 4 Cores & 24 GB RAM Setup Guide
How to set up a forever free cloud VPS with 4 OCPU cores, 24 GB RAM, and 200 GB SSD storage on Oracle Cloud Infrastructure Ampere ARM architecture.
Fix: Oracle Cloud 'Out of Host Capacity' Error for Free Tier (2026 Guide)
How to fix and bypass the persistent 'Out of host capacity' error when launching free ARM Ampere A1 compute instances on Oracle Cloud Infrastructure (OCI).
Fix: Internal Server Error in ERPNext After Server Restart (Easy Install Script)
A comprehensive troubleshooting guide to diagnosing and fixing the dreaded 500 Internal Server Error in ERPNext after a VPS reboot or server restart.
How to Install ERPNext on ARM64 (Apple Silicon & Ampere) Using Docker
A complete step-by-step guide to installing and running ERPNext on ARM64 / aarch64 architecture (Apple M1/M2/M3/M4 Macs and Oracle Ampere VPS) using Docker.
Frappe Production: Install Custom Apps with Docker (Guide)
How to install and deploy custom Frappe and ERPNext apps in a multi-container Docker production setup using Docker Compose and Traefik or Nginx.
Frappe Docker: Custom Apps Installation Using Quick Build Image
A complete step-by-step developer guide on building and installing custom Frappe and ERPNext apps using the official frappe_docker quick build image in 2025/2026.
How to change/delete/remove an existing remote URL in Git?
Welcome to my another blog on GitHub. I’m a fan of it and trying to dive deeper and deeper into it so as to get the best out of it. I try to simplify things as ...
Git is Lit | An attempt to explore the BTS of Git Operations | Part 0(Version Control)
Sometimes it’s better to start instead of waiting for the right moment. Because you never know if it will arrive or not. And there is always a possibility of ma...