Claude Cowork is a special Claude Desktop build that works inside a folder you point it at—it reads, writes, and organizes files there while it runs a plan. Cowork is currently a macOS-only preview ...

Jupyter Notebook is a tool to run and write Python code easily, showing results right away, and allowing you to combine code, charts, notes, and files in one place ...

A crucial Windows security certificate just expired - how to check your PC ...