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

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...

How to Fix Missing Taskbar Icons in the System Tray

When you notice icons missing from the system tray (the area near the clock on the taskbar), it&#...

Fix Node Sass Build Failure After npm Cache Clean

docker compose set environment variable from file

When running Docker Compose, you often need to pass environment variables to your services. Hardc...

Docker Network Not Found But Exists: How to Fix

You run a Docker container and get an error like docker: Error response from daemon: networ...