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

Fix Nginx Upstream Connection Refused Error

If you see upstream connection refused in your Nginx error logs, it means Nginx trie...

How to Fix Nginx 502 Bad Gateway in Docker Logs

If your Nginx container shows a 502 Bad Gateway error, it usually means Nginx cannot...

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

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

Chrome Sync Not Working on Mac: Fixes That Actually Work

You open Chrome on your Mac, expecting your bookmarks and passwords to be there, but nothing sync...

Fix Firefox Secure Connection Failed Due to Proxy Settings

If you see "Secure Connection Failed" in Firefox and suspect a proxy is involved, you'...

Fix Docker Build Context Canceled by Excluding Files

You run docker build and after a long wait see context canceled. This o...