Checklists for software errors, setup, and tool workflows.

How to Merge Two Git Repositories with Unrelated Histories

You have two separate Git repositories that you now want to combine into one. Perhaps you acquire...

Fix Docker 'No Space Left on Device' Volume Error

When Docker reports 'no space left on device' for a volume, the symptom is often a contai...

Docker Compose Environment Variable Not Set in Dockerfile

You set an environment variable in your docker-compose.yml file, but when you try to...

Docker Network Not Found After Container Restart: Fixes

You restart a Docker container and get an error like network <name> not found....

Docker Compose 'Network Not Found' Error Fix

When running docker compose up, you might see an error like:

network "my...

Fix Python Venv Not Activating in PowerShell

You open PowerShell, navigate to your project, and run venv\Scripts\activate but not...