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

Resolve Git Merge Conflicts in VS Code: Step-by-Step

When you pull or merge branches in Git and both branches have changed the same part of a file, yo...

Fixing Nginx Upstream Connection Refused on Port 443

You see "upstream connection refused" in your Nginx error log when proxying requests to p...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

You run git clone https://example.com/repo.git and get:

Fix ERR_CONNECTION_RESET in Chrome on Mac

If you see ERR_CONNECTION_RESET in Chrome on your Mac, the browser cannot establ...

Fix Docker Volume Permission Denied for Postgres

Cloudflare DNS Propagation Time: What to Expect and How to Check

After changing DNS records on Cloudflare, you might wonder how long it takes for the changes to t...