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

How to Fix Nginx Redirect Loop That Prevents Site Loading

You open your site, and the browser keeps loading until it times out or shows a redirect error. T...

Fix Cloudflare Wildcard Subdomain Page Rule Not Working

You set up a wildcard subdomain page rule in Cloudflare—like * .example.com/*—but it...

Fix Chrome Black Screen After Update: Hardware Acceleration

After a Chrome update, some users see a black screen when browsing or launching the browser. The ...

How to Fix Chrome Sync Not Working with Multiple Profiles

If you use multiple Chrome profiles—say, one for work and one for personal—sync can sometimes sto...

Fix DNS Probe Finished NXDOMAIN for a Specific Website

If you see the error "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome when trying to visit a speci...

Python Requests: timeout vs timeout Seconds Explained