Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open a Java file in VS Code, start typing, and get no code completion, no parameter hints, no...

You try to install a Python package with pip install somepackage and get a Per...

Fix Node Version Incompatibility When Installing Packages
You try to install an npm package and get an error like Unsupported engine or ...

How to Fix VS Code IntelliSense Not Working
If you're seeing no suggestions, missing completions, or a spinning 'Loading...' in V...

Fix Nginx 'Permission Denied' Upstream Errors
When Nginx logs permission denied while connecting to an upstream (e.g., a Unix sock...

VSCode Integrated Terminal Not Showing: Fixes to Try
You open the integrated terminal in Visual Studio Code using Ctrl+` (or Cmd+`<...