Virtualization tutorial - IT technology blog
Posted inVirtualization

Enable Hyper-V on Windows 11 and Create Virtual Machines with PowerShell: Practical Tips for Developers

A guide to enabling Hyper-V on Windows 11 and creating Linux/Windows VMs with PowerShell — from checking CPU support and creating virtual switches to automation scripts that spin up an Ubuntu VM in minutes. Practical tips for developers who need a Linux environment directly on their Windows machine without installing extra software.
Docker tutorial - IT technology blog
Posted inDocker

Deploying Ruby on Rails with Docker: Multi-stage Builds, Asset Precompile, and Sidekiq Workers in Production

Deploying Ruby on Rails with Docker typically runs into three major problems: a bloated 1.8GB image, asset precompile failures inside the container, and Sidekiq sharing a process with Puma. This post walks through fixing all three using an optimized multi-stage Dockerfile and a Docker Compose stack with the web and worker services fully separated — drawn from 6 months of production experience.