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

Docker Daemon Not Running on Mac M1: Practical Fixes

If you're on a Mac with Apple Silicon (M1 or M2) and see "Docker daemon not running" when you try...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...

Fix Microsoft Store 504 Gateway Timeout & Network Issues

When you see a 504 Gateway Timeout error in the Microsoft Store, it usually mean...

Fix Microsoft Store Sign-In Loop After Update

After a Windows update, some users get stuck in a sign-in loop in the Microsoft Store: they enter...

How to Add a Public Key to authorized_keys File

If you're setting up SSH key-based authentication, you need to add your public key to the ~...