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

Docker Network Not Found After Container Restart: Fixes

You restart a Docker container and get an error like network <name> not found....

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Using nvm to Switch Node Version for a Specific Package

You might find that a package fails to install or run because it requires a specific Node.js vers...

Cloudflare DNS Setup Propagation Not Completing: Fixes

You've updated your DNS records at Cloudflare, but hours later the changes still aren't s...

Git Detached HEAD vs Attached HEAD: What It Means and How to Fix

If you've seen the message "You are in 'detached HEAD' state" while using Git...

Firefox Secure Connection Failed: How to Fix

When Firefox shows 'Secure Connection Failed' or similar warnings like 'PR_END_OF_FIL...