Workflow manuals for setup steps, repeatable tasks, and software operations.

How to Fix a Detached HEAD in Git Using SourceTree

If you open SourceTree and see a message like “You are in ‘detached HEAD’ state,” it means your w...

Fix Docker Nginx 502 Bad Gateway Upstream Error

When running Nginx as a reverse proxy in Docker, a 502 Bad Gateway error with 'upstream' ...

Fix Git Clone Connection Timed Out Due to Firewall

You run git clone and after a long pause see connection timed out. This...

Fix Nginx 'Permission Denied' Upstream Errors

When Nginx logs permission denied while connecting to an upstream (e.g., a Unix sock...

Docker Compose 'Network Not Found' Error Fix

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

network "my...

How to Fix ERR_CONNECTION_RESET on Chrome Mobile

When browsing on your phone, you might see the error ERR_CONNECTION_RESET in Chr...