Checklists for software errors, setup, and tool workflows.

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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 Git Stash Error: index.lock File Exists

You run git stash and see: fatal: Unable to create 'path/.git/index.lock&#...

Fix 'Git Remote Origin Already Exists' Error
When you run git remote add origin <url> and see fatal: remote origin al...

Docker Compose .env File Not Loading: Common Fixes
You set environment variables in a .env file next to your docker-compose.yml

Fix Nginx Configuration Test Failure After SSL Setup
You've just added SSL certificates to your Nginx server block, but nginx -t retu...

Fix Docker Desktop Engine Stopped After Sleep Mode
You wake your computer from sleep, open Docker Desktop, and see the engine is stopped. The whale ...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Git Merge Conflict: Keep Both Files Instead of One

Fix Git Stash Error: index.lock File Exists

Fix 'Git Remote Origin Already Exists' Error

Docker Compose .env File Not Loading: Common Fixes

Fix Nginx Configuration Test Failure After SSL Setup

Fix Docker Desktop Engine Stopped After Sleep Mode

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