Checklists for software errors, setup, and tool workflows.

How to Fix Chrome ERR_NAME_NOT_RESOLVED Error

You try to open a website in Chrome and see ERR_NAME_NOT_RESOLVED. This error me...

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

Symptom

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

Fix Python Permission Denied When Installing Virtualenv with Pip

When you run pip install virtualenv and see a Permission denied err...

Fix ERR_CERT_AUTHORITY_INVALID in Chrome Incognito Mode

You open Chrome incognito and hit a warning: NET::ERR_CERT_AUTHORITY_INVALID. Th...

Resolving Python Dependency Conflicts with Pipenv

You've added a package with pipenv install, but the output shows a conflict erro...

Fix Git 'index.lock file exists' Error

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