Checklists for software errors, setup, and tool workflows.

Fix 'git remote origin already exists' Error on Mac

If you see fatal: remote origin already exists when trying to add a remote repositor...

How to Fix Nginx Redirect Loop in Server Block

You set up a server block in Nginx, but now the browser keeps redirecting—http to https, or www t...

How to Change npm Directory to Avoid Permission Denied

If you've seen "EACCES: permission denied" when running npm install -g, ...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...