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

Chrome Sync Not Working on School Chromebook: Fixes

If your Chrome browser isn't syncing bookmarks, passwords, or history on a school Chromebook,...

How to Check Docker Disk Space Usage

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

Fix Nginx 403 Forbidden: Permission Denied Errors

You're trying to access a site served by nginx, but you get a 403 Forbidden ...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Git Large File Push Permission Denied

When you run git push and get a permission denied error after adding a large file, t...

Fix DNS Probe Finished NXDOMAIN on Custom DNS Server

If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...