Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You start a Docker container with a volume mount, and it exits immediately – no error, or just a ...

When Windows Search stops returning files or emails, or the search box hangs, a corrupt index dat...

You open Chrome on your Mac, and the screen goes black—or parts of the page are garbled. This oft...

When running Python in Git Bash on Windows, you may see bash: python: command not found

Fix Node Sass Build Failure: Environment Variable Errors
When you run npm install or a build script and see an error like Node Sass doe...

Fix Python Permission Denied When Installing Virtualenv with Pip
When you run pip install virtualenv and see a Permission denied err...