Knowledge base for software setup, errors, and daily tool work.

Docker Container Exits Immediately on Mac: Fixes

You start a Docker container on your Mac, and it stops within seconds. The container exits immedi...

Fix pnpm Install Failures in CI/CD Pipelines

When pnpm install fails in your CI/CD pipeline, it usually stops the build. The error messages va...

Fix VS Code Source Control Not Detecting Changes After Branch Switch

After switching branches in Git, VS Code's Source Control view sometimes stops showing change...

Fix Cloudflare Wildcard Subdomain Not Resolving

You set up a wildcard DNS record in Cloudflare (e.g., *.example.com) expecting all s...

Common Causes of Nginx Configuration Test Failure

When you run nginx -t and see an error, it usually means a syntax mistake, a missing...

Fix 'Permission Denied' When Running pip install --user