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

Fix npm run build Failed After Git Pull

You pulled the latest code from Git, ran npm run build, and got errors. This is a co...

Fix Cloudflare 521 Error Due to Server Overload

You see a Cloudflare 521 error page. The message says the web server is down. Often, this means y...

Chrome Startup Crash Due to Sandboxing: How to Fix

You open Chrome, it starts to load, then crashes before the window fully appears. This can happen...

Docker Build Context Canceled on WSL2: Causes and Fixes

If you're using Docker Desktop with WSL2 backend and your build context gets canceled mid-bui...

Chrome Sync Not Working on Windows 10: Quick Fixes

You open Chrome on your Windows 10 PC, expecting your bookmarks and passwords to be there, but no...

Fix Nginx Upstream Connection Refused in Proxy Pass