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

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

How to Fix WiFi Connected but No Internet on Windows 11

You see the WiFi icon connected, but websites won't load, and apps report no internet. This i...

Docker Desktop Engine Stopped: Log Location & Troubleshooting

When Docker Desktop reports that the engine has stopped, you often need to check the logs to unde...

Docker Container Exits Immediately: No Error, Common Fixes

You run docker run and the container starts, then exits within a second. No error me...

Fix Docker Nginx 502 Bad Gateway with MySQL

You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

Fix WiFi No Internet on Windows 11 Using Command Prompt

You're connected to WiFi but can't browse the web. The icon shows internet access but pag...