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 &#...

Fix 'network not found' Error in Docker on Linux

When you see docker: Error response from daemon: network <name> not found on L...

Fix Windows Update Error 0x80070005: Permission Issues

When you see Windows Update error 0x80070005, it usually means the update process lacks proper pe...

Docker Desktop Engine Stopped: Fix Firewall Block

If Docker Desktop shows “Engine Stopped” and you suspect a firewall block, here’s how to diagnose...

Fix Docker Desktop Engine Not Running on Windows

You open Docker Desktop on Windows, see the whale icon stuck in the system tray, and the engine s...

Fix 'Python Command Not Found' in Git Bash on Windows

When running Python in Git Bash on Windows, you may see bash: python: command not found