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

How to Show Hidden Icons on Taskbar in Windows 10

You may notice that some app icons in the system tray (notification area) are hidden behind an up...

Fix Nginx Upstream Connection Refused in Docker

You have Nginx running, either on the host or in a container, proxying to another Docker containe...

Fix VS Code IntelliSense Not Working in WSL

You open a project in VS Code connected to WSL (Windows Subsystem for Linux), and IntelliSense ju...

Firefox Secure Connection Failed Only on WiFi: Fixes

If Firefox shows a "Secure Connection Failed" error only when you're on WiFi—but the ...

Chrome Sync Not Working on Mac: Fixes That Actually Work

You open Chrome on your Mac, expecting your bookmarks and passwords to be there, but nothing sync...

Fix Docker Volume Permission Denied for Postgres