Checklists for software errors, setup, and tool workflows.

Recover Lost Changes After Git Detached HEAD

You've made several edits, then checked out an old commit or tag, and now Git says you're...

Node.js Memory Limit Increase Not Working: Fixes

You set --max-old-space-size=4096 but Node.js still crashes with a memory error. Thi...

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

Symptom

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

How to Reset Docker Desktop Engine Without Losing Containers

If Docker Desktop becomes unresponsive or shows engine errors, resetting the engine can often fix...

Fix Nginx Configuration Test Failure After SSL Setup

You've just added SSL certificates to your Nginx server block, but nginx -t retu...

Git Merge Conflict Checklist Before Merging

You're about to merge a branch, but you've been burned by merge conflicts before. This ch...