Checklists for software errors, setup, and tool workflows.

Git Merge Conflict: Keep Both Files Instead of One

When you run git merge and get a conflict, Git stops and marks the conflicting files...

Fix Chrome Memory Spikes When Watching Videos

You're watching a video in Chrome, and suddenly the system slows down, fans spin up, or tabs ...

Fix Windows Security App Not Starting on Windows 11

You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Fix Docker Nginx 502 Bad Gateway with MySQL

You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

Fix Docker Desktop Engine Stopped Due to WSL Issue

You start Docker Desktop, but the engine stops almost immediately, often with a message about WSL...

Fix Git index.lock File Exists Permission Denied Error

You're in the middle of a Git operation and suddenly you see:

fatal: Unable to ...