Practical fixes for tool errors, setup blocks, and workflow issues.

How to Fix Nginx Upstream Connection Refused on Port 80

When nginx logs show "upstream connection refused" while connecting to port 80, it means ...

VSCode Debugger Breakpoints Not Hit After Update: Fixes

After a recent VSCode update, you might find that breakpoints are set but never hit. The debugger...

How to Recover Stashed Changes in Git Detached HEAD

If you've stashed changes while in a detached HEAD state in Git, you might worry they're ...

Docker Compose 'Network Not Found' Error Fix

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

network "my...

Fix Docker Desktop Engine Stopped After Sleep Mode

You wake your computer from sleep, open Docker Desktop, and see the engine is stopped. The whale ...

Cloudflare 522 Error After Server Migration: Fixes That Work

If you've just migrated your website to a new server and now see a Cloudflare 522 error (conn...