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

Fix Windows Security App Blocked by Antivirus

You open Windows Security (formerly Windows Defender) only to see an error or blank screen becaus...

Fix Node Sass Build Failed with Visual Studio Build Tools

When you see node-sass build failed during an npm install, it usually means the nati...

Fix 'git remote origin already exists' Error in GitLab

Why VS Code Debugger Breakpoints Are Greyed Out and How to Fix

You set a breakpoint in VS Code, but it appears greyed out and the debugger skips it. This usuall...

Docker Compose ENV Not Passed to Entrypoint: Fix

You define an environment variable in your docker-compose.yml, but when the containe...

How to Fix Cloudflare 521 Error with Firewall Settings

If you see a 521 Web Server Is Down error when visiting your site through Cloudf...