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

Fix '7-Zip Cannot Open File as Archive' Error

When 7-Zip displays 'Cannot open file as archive', it usually means the program can't recognize t...

How to Fix VS Code Remote SSH Permission Denied

When you see Permission denied (publickey) in VS Code's Remote SSH extension, it usu...

Fix Windows Security Error 0x80070643 on Ubuntu Dual Boot

If you see error code 0x80070643 when running Windows Security or Windows Update on a dual-boot s...

Fix WSL Ubuntu resolv.conf Reset on Every Reboot

If you run Ubuntu on WSL and you've manually edited /etc/resolv.conf to set custom D...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Docker Compose .env File Setup: A Practical Guide

If you've been using Docker Compose without a .env file, you're probably hard-coding...