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

Fix Nginx 502 Bad Gateway with Docker Socket

You have an Nginx container proxying requests to another container via the Docker socket, and you...

Fix Windows 11 Update Stuck at 0% with Low Disk Space

You're trying to install a Windows 11 update, but it's stuck at 0% for a long time. One f...

Repair Corrupt Windows Search Index Database

When Windows Search stops returning files or emails, or the search box hangs, a corrupt index dat...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

How to Check Docker Disk Space Usage

If you run Docker for a while, you may notice your disk space shrinking. Images, containers, volu...

How to Fix Git Push Rejected Non-Fast-Forward

You run git push and get an error like ! [rejected] main -> main (non-fast-...