Checklists for software errors, setup, and tool workflows.

Docker Compose Environment Variable Not Working: Fixes

You define a variable in a .env file or directly in docker-compose.yml, but your container sees n...

How to Fix Git 'index.lock' File Exists Error

When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...

Fixing VSCode IntelliSense Not Working for Go

You open a Go project in VSCode, start typing, and get no autocompletions, no hover info, no erro...

Docker Desktop Engine Stopped on Mac M1: Fixes That Work

On Apple Silicon Macs (M1, M2, M3), Docker Desktop sometimes shows the error “Docker Desktop engi...

How to Allow Unrelated Histories in Git Merge

If you see the error fatal: refusing to merge unrelated histories when running

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...