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

Checklist for Pushing Large Files with Git

You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...

Python Command Not Found in Windows Terminal: Fixes

When you type python or python3 in Windows Command Prompt or PowerShell...

Fix Nginx 502 Bad Gateway on Docker Ubuntu

Fix VS Code Git Changes Not Showing in Source Control Panel

You open the Source Control panel in VS Code expecting to see your unstaged and staged changes, b...

Fix Git Push Rejected Non Fast Forward Error

When you try to push commits to a remote repository and see “rejected – non-fast-forward”, it mea...

Cloudflare DNS Propagation Error Fix: Step-by-Step Guide

You updated your DNS records in Cloudflare, but hours later the changes aren't showing. Visit...