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

Node.js --max-old-space-size Setup Guide for Memory Issues

If your Node.js process crashes with a JavaScript heap out of memory error, you likely need to ad...

Fix Bluetooth Device Not Detected on Windows 11

You try to pair a Bluetooth mouse, keyboard, or headphones, but Windows 11 doesn't see the de...

Fix Python Permission Denied When Running pip install -r requirements.txt

Fix Nginx 502 Bad Gateway Docker Permission Denied

When running Nginx as a reverse proxy in a Docker environment, a 502 Bad Gateway error often poin...

Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot

You're upgrading to Windows 11, and the Installation Assistant gets stuck at 99% for a long t...

Fix Windows Update Error 0x800f081f After SFC ScanNow

You run sfc /scannow to check system files, and it completes successfully. But when ...